How many human systems does a fish have

Answers

Answer 1

Answer:

none

Explanation:

Answer 2

Answer:

Most fish use gills for gas exchange instead of lungs

Explanation:


Related Questions

Which of the following has not been a model for schooling in the United States? A "walkabout," where students are sent into a wilderness area to develop survival skills. A religious school, where students are taught based on religious values and materials. O A public school, where students of all backgrounds and histories have access to a free education. O A dame school, where children living near one another gather at a neighbor's home for learning.​

Answers

Answer:

A

Explanation:

Question 13
Which of the following is an example of empty calories?
O boiled shrimp
O baked chicken
O fat free milk
O hot dog

Answers

a hot dog is an example of empty calories

Which of the following is the highest level of protection for patients?


surgical asepsis

medical asepsis

clean technique

scrub technique

Answers

Answer:

B

Explanation:

The answer is Medical asepsis and it is concerned mainly with eliminating the spread of disease causing microorganisms through facility practices, to prevent the spread of disease microorganisms from one patient to another.

What sets body temperature? What can change the set point for body temperature?

Answers

Answer:

Hypothalamus

Explanation:

if a food contains 5 grams of carbohydrates, how many calories come from carbohydrates

A:20
B:45
C:9

Answers

20 because each gram of carbohydrate has 4 calories so 5x4=20 so 20 is your answer

What is most likely to increase both the nutrient levels and the bacterial content of lake water?

Answers

Answer:

runoff from a nearby hog farm

Explanation:

Hog farming or pig farming is becoming common place today. Animal droppings are known to be rich in nitrates, phosphates as well as bacteria.

Nitrates and phosphates are essential nutrients required by algae in lake water. Hence, runoff from a hog farm supplies a lot of nutrients to lake water.

Similarly, the run off introduces enormous bacterial content that is contained in the droppings of these animals.

Do an apple, potato, and onion all taste the same if you eat them with your nose plugged?

Answers

It is frequently quoted that upwards of 80% of our taste is made up by smell. So if you plug your nose and cover your eyes, the taste between an apple and onion should be indistinguishable. All potato chip flavors taste the same.

Answer:

Possibly.

Explanation:

I would think not, if the person eating them already knew what was going to go into their mouth.


Discuss the importance of fluid balance while exercising.

Answers

Answer:

Drinking fluid during exercise is necessary to replace fluids lost in sweat. This action will reduce the risk of heat stress, maintain normal muscle function, and prevent performance decreases due to dehydration.

Fluid balance is of utmost importance while exercising as it directly impacts overall performance, health, and safety during physical activity.

Maintaining proper fluid balance is crucial for several reasons:

1. Optimal Performance: Fluids play a significant role in regulating body temperature during exercise. When you are properly hydrated, your body can efficiently cool itself through sweat evaporation, preventing overheating and heat-related illnesses. Dehydration can lead to reduced endurance, increased fatigue, and impaired physical and mental performance.

2. Preventing Dehydration: Dehydration occurs when the body loses more fluids than it takes in. Even mild dehydration can have adverse effects on exercise performance, leading to decreased blood volume, increased heart rate, and reduced oxygen delivery to muscles. Severe dehydration can lead to dangerous conditions like heat exhaustion or heatstroke.

3. Electrolyte Balance: Exercise can cause the loss of important electrolytes (sodium, potassium, magnesium, etc.) through sweat. Maintaining proper fluid balance helps ensure adequate electrolyte levels in the body, which are essential for muscle function, nerve transmission, and overall cellular balance.

4. Injury Prevention: Dehydration can lead to muscle cramps and strains, as well as impair proprioception (the body's awareness of its position in space), increasing the risk of injuries during exercise.

5. Recovery and Adaptation: Proper hydration supports the body's ability to recover after exercise and adapt to training demands. It aids in nutrient transport, waste removal, and muscle repair.

In conclusion, maintaining fluid balance is vital for optimizing exercise performance, preventing dehydration and injuries, and supporting overall health during physical activity. Be mindful of your hydration status, and ensure you take in adequate fluids to support your exercise routine.

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Maintaining a healthy body depends on:

Answers

Answer:

how active you are and your diet. Technically your lifestyle

Explanation:

Without vitamins the body cannot covert carbohydrate and fats into energy

Which statement best identifies the impact an infectious disease may have on a densely populated city, like Washington, DC?

The higher the population of an area containing an infectious disease, the quicker health care officials will be able to contain it.

Infected individuals may be required to remove themselves from the city in order to reduce the risk of spreading the disease.

Many people may become infected quickly, overwhelming health care services and leading to potential calls to quarantine the city.

Medical personnel may ban infected persons from medical facilities to stop the spread of the disease to existing patients.

Answers

Answer:

Many people may become infected quickly, overwhelming health care services and leading to potential calls to quarantine the city.

Explanation:

Rn in densely populated city like Washington D.C and New York. they are being overwhelmed with the pandemic.

The disease which is spread from one person to another is called infectious disease.  For example - coronavirus, cough, and cold, etc.

The correct option is C.

Infectious diseases are easily spread in those cities which are highly populated and small areas because the contact between two people is very easy there.

The healthcare facility of the densely populated city is really stressed due to the very high number of infected persons.

Hence, the correct option is C that is many people may become infected quickly, overwhelming health care services and leading to potential calls to quarantine the city.

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It's role as a fuel source is relatively minor compared to the other two energy sources

Answers

I don’t get what ur trying to ask

How do eyes keep the body healthy?(please help)

Answers

Answer:

The visible part of the eye is protected by the eyelids and the eyelashes, which help keep dirt, dust, and even harmful bright light out of the eye. Eyes are also protected by tears, which moisten them and clean out dirt, dust, and other irritants that get past the defenses of the eyelashes and eyelids.

Explanation:

what do you mean entomology? very short questions

Answers

Answer:

Entomology is a branch of zoology concerned with the study of insects.

Hope this helped you! If not sorry, but have a nice day!

If hot water is not available in the ware washing sink, food establishments can still serve food using what?

Answers

Answer:

if you don't wanna use plastic then use leaves as bowls, coconut half's as cups or bowls

Explanation:

I hope this helped at least a little bit

Yes, you can still serve food establishments if hot water is not available in the ware sinks.

Why single plastic use is important?

Single-use plastic products (SUPs) are used once, or for a short period of time, before being thrown away.

In such cases, food has to be served food without hot water, there we can use single plastic wares for serving. It will increase plastic wastage but at the same time used to serve food establishments.

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Activity 2: Arrange it!
Direction: These are behaviors or qualities that develop a strong and healthy relationship between couple and towards family life. Rearrange it to meet the words/s or the needed behaviors or qualities

Arrange the the words

1.strut
2.ytsenoh
3.eqtyilua
4.troppus
5.lautum pectres
6.doog cationcommunib
7.nessfond
8.nesshapi
9.take give take
10. layol

Answers

Answer:

like 1 3 2 4 6 5 7 8 10 9

Explanation:

Answer:

Not the answer

Explanation:

Ok so please dont give people the wrong answers for questions they have FOR EXAMPLE https://brainly.com/question/20721910

In your own words, please tell and/ or show us why we need a nervous system. Please include neurons and neurotransmitters in your response.

Answers

Answer: The nervous system is necessary for the survival of the organism.

Explanation:

The nervous system is the main center of control and coordination of the entire body. It regulates various activities in the body like breathing, movement, thinking, reasoning, feeling emotions, sleep and wake, reproduction, and other necessary functions. The brain and spinal cord are the two chief components of the nervous system. There are many neurons present in the brain. The neurons are the nerve cells that help in communication with the other cells of the body like muscles and gland cells. They receive the signals from all the body parts and direct them to brain for interpretation. Neurotransmitters are the chemical messengers that transmit messages between the neurons, and from neurons to the muscles or other cells of the body.

Power is the fitness skill associated with the rate at which strength can be used.
Please select the best answer from the choices provided.

Answers

Answer:

True

Explanation:

i just took the test

Answer:

Explanation: got it right on

The back muscles are responsible for good posture, and for lifting. Which of the following are not part of those back muscles?

Question 4 options:

trapezius


quadriceps


latissimus dorsi


rhomboids

Answers

Quadriceps are leg muscles

The back muscles are responsible for good posture and for lifting, and the quadriceps are not the back muscles that are present in the second option, as these quadriceps are the muscles of the front thigh.

What is the function of the quadriceps?

There are many different types of muscles in different parts of the body, such as the quadriceps, which are located in the front thigh and are responsible for extending the leg for walking, running, stretching, and other activities, as well as stabilizing the knee by absorbing shock. The quadriceps is made up of four different muscles that work together to keep the leg moving and support the hip as well.

Hence, the back muscles are responsible for good posture and for lifting, and the quadriceps are not the back muscles that are present in the second option, as these quadriceps are the muscles of the front thigh.

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Why does the body sweat when a fever breaks?

Answers

Answer: You'll feel cold and have chills as your body tries to make a less welcoming place for germs. After your fever breaks and your thermostat resets itself to normal, you'll feel hot and start to sweat. The sweat helps to cool you off to around 98.6 degrees again.

Explanation:

Answer:

Explanation:

first, you'll feel cold and get chills to make "your" body an uncomfortable place for germs and viruses. after your fever breaks you'll feel hot and start sweating, the sweat will help your body cool off and return to its normal tempature.

hope this helped :)

What are some best practices for different exercises and sports performed:
at high altitude?
in hot weather?
in cold weather?

As you write your answers, consider the following items:

wearing proper attire
staying hydrated
any other important items, like proper posture, precautions, etc.
2. Do these best practices change depending on the person or skill level? Explain.

Answers

Answer:

Many safety measures must be ensured while exercising or sporting at different places according to the variation of each places the safety measures vary

At high altitude: At high altitude there will be decrease in the level of oxygen so one must carry oxygen cylinders with them and proper attire must be worn because the dresses can cling to some places and cause accidents and must avoid alcohols and heavy meals

In hot weather: One must drink a lot of water and must remember that they must stay hydrated and wearing proper clothing is also important to run the extreme heat

In cold weather: Should check the weather conditions if the weather is extremely chill and must protect the hands and leg from chillness must take into conditions the postures also

Yes, they change depending upon the persons skill and ability level and the interest they take upon

Explanation:

i hope this helps

which of the following is most important in preventing a catheter associated urinary tract infection

Answers

Answer:

Training and education of health-care providers and increasing their awareness regarding basic infection control knowledge of optimal hand hygiene practices and methods of handling indwelling catheter and urine collecting system appropriately, securing catheter properly, and maintaining unobstructed urine flow and closed sterile drainage system using sterile technique properly are among some of the effective prevention strategies that must be implemented to reduce the risk of CA-UTIs.

Explanation:

What 5 structures makeup the upper respiratory system?

Answers

Answer:

nose or nostrils, nasal cavity, mouth, throat (pharynx), and voice box (larynx).

PLEASE HELP
Who is probably most sensitive to the effects of caffeine?
A A middle-school studentincorrect answer
B A teacherincorrect answer
CA parentincorrect answer
D A nurse

Answers

it says the correct answer at the end

HELP! Ok so I’m doing a breakout room and I don’t know how to use the decoder!! So pls decode this for me!
My answers are
1. D
2.C
3.B
4.D

Answers

Answer:

The letter order should be 1,4,2,3

1 goes to Q1

2 goes to Q4

3 goes to Q2

4 goes to Q3

OK PEOPLE EASY POINTS

SO SKIING(4HOURS OF IT)

I SAID IT WAS A VIGOROUS ACTIVITY

I JST NEED TO KNOW WHY IT IS

I WILL MARK BRAINLIEST

PLZ ANSWER I NEED HELLPPP

Answers

Answer:

it is a  VIGOROUS because your going at high speeds down a mountains  or slopes at speed that varys and depending on the slow it can mess you up because of right you have to maintains your direction and trust me its not easy ive done skiing

Explanation:

whats the question?

here?

Cussing is an effective professional form of communication.
Question 1 options:
True
False

Abbreviations and acronyms are an easy and helpful way for health care professionals to communicate
Question 2 options:
True
False

Which of the following is not good professional communication?
Question 3 options:

speaking politely


speaking clearly and with proper vocabulary


speaking honestly


cussing at all people

Acronyms are very commonly used in American health care setting. U.S.A. the term is an example of an acronym.
Question 4 options:
True
False

The best way to keep a job is to show up on time, speak professionally, and treat people with respect.
Question 5 options:
True
False

Answers

false,true,4,true,true

Which of the following best describes the interaction between the nervous system and the immune system?

A) The nervous system circulates oxygen gathered by the immune system

B) The nervous system directs cells manufactured by the immune system.

C) The nervous system dumps waste accumulated by the immune system.

D) The nervous system digests nutrients created by the immune system.

Answers

Answer: Not rlly related but youll get your answer from this

Explanation:

Funtions as the control center, coordinating all actions and reactions; includes brain, spinal cord, and nerves

&

The nervous system sends signals to the muscles to cause movement.

B) The nervous system directs cells manufactured by the immune system.

What is the interaction between the nervous system and the immune system?

The nervous system and immune system interact to coordinate the body's response to stress and infections. The nervous system acts as the communication system for the body, transmitting information between different parts of the body and regulating various physiological processes, including the immune response.

For example, when the body is exposed to a pathogen, the immune system manufactures various immune cells, such as white blood cells, to fight the infection. The nervous system sends signals to the immune cells, directing them to the site of infection and stimulating their activity. This interaction between the nervous system and immune system ensures that the body is able to mount an effective defense against pathogens and other stressors.

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The human body creates more carbon dioxide while exercising than when it is at rest. Which of the following best explains how the systems in the human body work together to maintain homeostasis and remove excess carbon dioxide?

А) The respiratory system takes in more oxygen, and the blood transports the oxygen and carbon dioxide to and from the tissues.

B) The circulatory system takes in less carbon dioxide, and the lungs transport more oxygen to and from the tissues.

C) The respiratory system takes in less carbon dioxide, and the heart pumps more oxygen to and from the tissues.

D) The circulatory system takes in more oxygen, and the skin transports the oxygen and carbon dioxide to and from the tissues.

Answers

Answer:

yyyyyyyyyyyyyyyyyyyyyuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuutttttttttttttttttttt77777777777777777777777777777777777777

Explanation:

How does the cardiovascular system interact with the respiratory system?

А - Blood helps the brain interpret different smells.

B - Blood helps the lungs to inflate and deflate to breathe.

С - Blood transports oxygen from the lungs to other organs.

D - Blood transports nutrients from the stomach to other organs.

Answers

The answer is C, I’m not 100 percent sure though but I hope this helps

Answer:

should be c your blood carries oxygen to all your muscles

16. Which of the following affect(s) the distribution of a drug?

A. Excretory functions
B. Fat solubility and protein-binding ability
C. The rate of metabolism
D. The functioning of the liver and kidneys

Stuck on this one plz help
It’s not C- got the it wrong

Answers

Answer:

B. Fat solubility and protein-binding ability

Explanation:

Both protein binding and altered pH of extracellular fluids affect drug distribution. The presence of food in the gastrointestinal tract affects drug absorption, whereas an increasing hepatic enzymes affects drug metabolism. High blood levels are not known to affect drug pharmacokinetics. Page 4

Answer:

its B.

Explanation:

This is because everyones body is different and everyone has different percentages of body fat. An example is consuming alcohol. When someone who is a bit more overweight, they will have to consume more to get to the "same level" as someone who has an average percentage of body fat. same goes for people who are under-weight. They consume less to be at that "same level"

Other Questions
Match the type of knife with the proper usage. boning knife chef's knife carving knife paring knife Executive Chef Lin wants to buy two knives to peel fruits like apples and pears. arrowRight Chef Johnston is looking for a knife to slice prime rib for a guest. arrowRight Head Chef Tanaka is holding a knife that has a sharp point and narrow blade as she gets ready to remove bones from a fish. arrowRight Sous Chef Lee is shopping for an all-purpose knife to chop, slice, and mince. arrowRight On September 12, 1962, President John F. Kennedy delivered a speech at Rice University Stadium in Houston, Texas, in which he appealed for support of the National Aeronautics and Space Administrations program to land humans on the Moon. The following passage is an excerpt from Kennedys speech. Read the passage carefully. Compose a thesis statement you might use for an essay analyzing the rhetorical choices Kennedy makes to accomplish his purpose. Then select at least four pieces of evidence from the passage and explain how they support your thesis.In your response you should do the following:Respond to the prompt with a claim that establishes a line of reasoning.Select and use evidence to develop and support your line of reasoning.Explain the relationship between the evidence and your thesis.No man can fully grasp how far and how fast we have come, but condense, if you will, the 50,000 years of mans recorded history in a time span of but a half-century. Stated in these terms, we know very little about the first 40 years, except at the end of them advanced man had learned to use the skins of animals to cover them. Then about 10 years ago, under this standard, man emerged from his caves to construct other kinds of shelter. Only five years ago man learned to write and use a cart with wheels. Christianity began less than two years ago. The printing press came this year, and then less than two months ago, during this whole 50-year span of human history, the steam engine provided a new source of power.Newton explored the meaning of gravity. Last month electric lights and telephones and automobiles and airplanes became available. Only last week did we develop penicillin and television and nuclear power, and now if Americas new spacecraft succeeds in reaching Venus, we will have literally reached the stars before midnight tonight.This is a breathtaking pace, and such a pace cannot help but create new ills as it dispels old, new ignorance, new problems, new dangers. Surely the opening vistas of space promise high costs and hardships, as well as high reward.So it is not surprising that some would have us stay where we are a little longer to rest, to wait. But this city of Houston, this State of Texas, this country of the United States was not built by those who waited and rested and wished to look behind them. This country was conquered by those who moved forwardand so will space.William Bradford, speaking in 1630 of the founding of the Plymouth Bay Colony, said that all great and honorable actions are accompanied with great difficulties, and both must be enterprised and overcome with answerable courage.If this capsule history of our progress teaches us anything, it is that man, in his quest for knowledge and progress, is determined and cannot be deterred. The exploration of space will go ahead, whether we join in it or not, and it is one of the great adventures of all time, and no nation which expects to be the leader of other nations can expect to stay behind in the race for space.Those who came before us made certain that this country rode the first waves of the industrial revolutions, the first waves of modern invention, and the first wave of nuclear power, and this generation does not intend to founder in the backwash of the coming age of space. We mean to be a part of itwe mean to lead it. For the eyes of the world now look into space, to the moon and to the planets beyond, and we have vowed that we shall not see it governed by a hostile flag of conquest, but by a banner of freedom and peace. We have vowed that we shall not see space filled with weapons of mass destruction, but with instruments of knowledge and understanding.Yet the vows of this Nation can only be fulfilled if we in this Nation are first, and, therefore, we intend to be first. In short, our leadership in science and in industry, our hopes for peace and security, our obligations to ourselves as well as others, all require us to make this effort, to solve these mysteries, to solve them for the good of all men, and to become the worlds leading space-faring nation.We set sail on this new sea because there is new knowledge to be gained, and new rights to be won, and they must be won and used for the progress of all people. For space science, like nuclear science and all technology, has no conscience of its own. Whether it will become a force for good or ill depends on man, and only if the United States occupies a position of pre-eminence can we help decide whether this new ocean will be a sea of peace or a new terrifying theater of war. I do not say the we should or will go unprotected against the hostile misuse of space any more than we go unprotected against the hostile use of land or sea, but I do say that space can be explored and mastered without feeding the fires of war, without repeating the mistakes that man has made in extending his writ around this globe of ours. anyone speaks Spanish HELP ME!!!does pues mean well that I make sound like ummm when I am concerned or well from doing good After you have applied the rotation matrix to theoriginal vector, you get:[-2 4][-4 2][2 -4] which one is it? I need answers for those two questions please. Please help me 7th grade math What would the equation of the line be that passes through the points (-2,3) and (0,2)? How do you think the scientists who found the Archaeopteryx fossil felt?A:Excited because it gives more evidence that some dinosaurs evolved into birds.B:Excited because they love finding fossils.C:Excited because they got a bonus on their paycheck.D:Excited because it was the first complete Archaeopteryx fossil found. Find the mass and show all the work please and show the answer. Thank you. 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They were given 15 kg of chocolatewhen they visited a chocolate factory for work. If they decide to share it so that each familymember gets an equal amount, determine the required ratio and hence calculate how muchchocolate Mr Lee and Mrs Scarlett will each take home to their families. Is water dry or moist???? MULTIPLE CHOICE 9th grade math: help me find the formula to the nth term: