what are the functions of the kidney

Answers

Answer 1
Basic Functions
The kidneys are essential for homeostasis (maintaining a constant internal environment) of the body's extracellular fluids. Their basic functions include:
1. Regulation of extracellular fluid volume. The kidneys work to ensure an adequate quantity of plasma to keep blood flowing to vital organs.

2. Regulation of osmolarity. The kidneys help keep extracellular fluid from becoming too dilute or concentrated with respect to the solutes carried in the fluid.

3. Regulation of ion concentrations. The kidneys are responsible for maintaining relatively constant levels of key ions including sodium, potassium and calcium.

4. Regulation of pH. The kidneys prevent blood plasma from becoming too acidic or basic by regulating ions.

5. Excretion of wastes and toxins. The kidneys filter out a variety of water-soluble waste products and environmental toxins into the urine for excretion.

6. Production of hormones. The kidneys produce erthryopoietin, which stimulates red blood cell synthesis, and renin, which helps control salt and water balance and blood pressure. They are also involved in regulating plasma calcium and glucose levels.


Related Questions

If a dominant trait is beneficial to an animal, what happens to the trait's
proportion in the population? *

It becomes more common
It becomes less common
It doesn't change much

(choose the correct answer)

Answers

Answer: It becomes more common

Explanation:

Do tubifex worms have cells? if so, what are they?

Answers

Answer:

no

Explanation:

Tubifex tubifex, also called the sludge worm, “Boogie Worm”, or sewage worm, is a species of tubificid segmented worm that inhabits the sediments of lakes and rivers on several continents. ... They can also survive in areas heavily polluted with organic matter that almost no other species can endure.

please help me with this :((

Answers

Answer:

periodic table of elements luv

Explanation:

Answer:

Periodic table of elements

Explanation:

muscle cells are said to have what characteristic because they can respond to stimulation from the nervous system?

Answers

Answer:

Muscle cells are excitable; they respond to a stimulus. They are contractile, meaning they can shorten and generate a pulling force. When attached between two movable objects, in other words, bones, contractions of the muscles cause the bones to move.

Explanation:

Hope this helps.

In which type of fault is the hanging wall above the footwall?

normal
reverse
strike-slip
horizontal

Answers

Answer:

B. Reverse

Explanation:

Got it right on edge

A hanging wall and footwall are present in every fault that is inclined from vertical. In reverse type of fault is the hanging wall above the footwall. Therefore, option B is correct.

What is footwall ?

The higher or overlaying block along the fault plane is referred to as the hanging wall, or headwall, and the block below is referred to as the footwall as rocks slide past one another during faulting. The direction in which the fault plane and Earth's surface collide is known as the fault strike.

The rock above the fault zone in a cross-section view of a fault is referred to as the hanging wall.The foot wall refers to the rock beneath the fault zone.

Consider digging a mine along the fault line to help you distinguish between the two. The footwall is the brick directly beneath your feet, and it is also the one on which you would hang your miner's lantern.

Thus, option B is correct.

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Which of the following would contain the largest concentration of digestive enzymes?

cell membrane
ribosome
chloroplast
lysosome

Answers

The LYSOSOME contains the largest concentration of digestive enzymes. This organelle has an internal acidic pH required for these enzymes to carry out their functions.

The lysosome is a eukaryotic membrane-bound organelle that contains different types of hydrolytic enzymes to degrade cellular components.

This organelle (lysosome) is part of the endomembrane system, which also includes the endoplasmic reticulum, Golgi apparatus, transport vesicles and nuclear envelope.

The main functions of the lysosomal enzymes include degradation and recycling of cellular byproducts, and metabolic roles.

Learn more in:

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the plasma membrane of skeletal muscle is called the:

Answers

Answer:

Muscle Fiber or the sarcolemma

Explanation:

which contains sarcoplasm, the cytoplasm of muscle cells.

Some bacteria are aerobic and others are anaerobic. What does this mean?
A.
Some use H2O (water), and others do not.
B.
Some use CO2 (carbon dioxide), and others do not.
C.
Some use air, and others do not.
D.
Some use O2 (oxygen), and others do not.

Answers

Answer:

D. Some use O2 (oxygen), and others do not.

Explanation:

Bacteria can either grow aerobically or anaerobically. Because of their ability to respire and ferment organic substances, these types of bacteria (facultative anaerobes), can continue growing in the presence or the absence of oxygen.

Hope this helps! Please Mark BRAINLIEST.

Answer:

They would perform aerobic processes.

Explanation:

When exposed to a lack of oxygen, facultative anaerobes develop metabolic processes with oxygen, like respiration. But in the absence of oxygen, they can develop processes like fermentation. When in oxygen, they prefer the use of it, because that's what makes them facultative, the fact that they're able to work in both circumstances. Otherwise, tolerants are able to survive but not to work properly, in different environments.

pls give brain.. PLS

what will happen to a population of organisms that are in an environment with little to no oxygen? ​

Answers

Answer: They would either die or have to adapt to their new very harsh conditions. The population might greatly decrease as well.

Explanation:

Is the pelvic girdle part of the axial or appendicular skeletal system?

Answers

Answer:

b. Appendicular

Explanation:

Answer:

B

Explanation:

Plato Anatomy 2.3 content quiz

Which statement is false?

One chromosome can contain thousands of genes.

Chromosomes are located in the nucleus of eukaryotic cells.

Chromosomes contain the genetic code of an organism.

Chromosomes contain RNA only

Answers

Answer:

chromosomes contain RNA only, they contain DNA as well, please make me brainliest

Answer:

i got you cuz :)

hive him brainslist

Explanation:

which type of energy is stored in chemical compounds and released in chemical reactions

Answers

Answer:

A Chemical Energy

Explanation:

Chemical energy, Energy stored in the bonds of chemical compounds.  Chemical energy may be released during a chemical reaction, often in the form of heat.

Answer: chemical energy

Explanation: took the test!

Which of the following do scientists think might make up dark matter? Select the three correct answers.
A. weakly interacting massive particles
B. black holes
C. gamma rays
D. massive compact halo objects
E. spiral galaxies
F. galaxy clusters

Answers

Answer:

A. Weakly.. B. Black.. D. Massive..

Explanation:

Well, I already took the quick check and got them wrong, and then got the answers for y'all

The options that scientists might think of to make up dark matter are as follows:

Weakly interacting massive particles.Black holes.Massive compact halo objects.

Thus, the correct options for this question are A, B, and D.

What is meant by Dark matter?

Dark matter may be defined as the type of particles that do not absorb, reflect, or emit light significantly. Due to this, they cannot be exposed by visualizing electromagnetic radiation. The materials of dark matter can not be examined directly.

According to the context of this question, dark particles considerably include weakly interacting massive particles along with the part of black holes and massive compact halo objects. Hypothetically, it is believed that approximately 85% of the matter in the universe accounts for dark matter.

Therefore, the correct options for this question are A, B, and D.

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What do Pulmonary veins carry?

Answers

Answer:

Pulmonary veins: The veins do the opposite job of pulmonary arteries and collects the oxygenated blood and carry it from the lungs back to the heart. The veins merge into larger veins. Each lung has two pulmonary veins that deliver blood to the heart's top left chamber or atrium.

Explanation:

sana makatulong

I need help writing an essay on pollution can anyone help me! I'll give you the Brainliest answer!! I really need help! It can be any topic of pollutions
like firecrackers, greenhouse affect etc...

Answers

Answer:

bok choy

Explanation:

bok choy is causing pollution

brainly plz

Answer:

hehe i just finished answer a question about pollution sooo here you go :) this is just an example and not a full essay I recommend adding more evidence!! (please write in your own words)

Pollution has been a problem for over 2,000 years now. There are many things that are causing pollution. For example firecrackers!

Using firecrackers can be very dangerous not just for us, but the environment as well. Firing crackers can increase the concentration of dust and pollutants in the air. After firing, the fine dust particles settle on the surrounding surfaces which are packed with chemicals like copper, zinc, sodium, and lead. Now you may think oh so it's bad for the air so what? If the air is polluted, trees and plants that give us oxygen can't do their job. If they can't do their job we can't breathe or live. Most of the chemicals that are bad for the air are in firecrackers. These chemicals can last for hours or days on end, exposing you and your neighbors to possible long-term health problems. Then fireworks also have the potential of starting wildfires. About 7,500 to 10,600 trees were burnt down (10% to 14% of trees) in California alone due to wildfires. About 19,500 trees were burnt down just from fireworks.

give example on substitutions for frieworks. I would recommend adding more information about how the chemicals in the firecrackers are dangerous for the air. Since I didn't go into full enough details (if you don't you might get marked down for not having enough details or evidence)

if the mass is 90g and the volume is 100 ml what is the density

Answers

Answer:

168.56

Explanation:

what de-polymerizes microtubules to separate sister chromatids during anaphase?

Answers

Mitotic spindles depolymerize microtubules to separate sister chromatids during anaphase.

What are microtubules?

Microtubules are present inside the cell. They are present in bundles, and they are together with a group of 9 to 11 microtubules. They are rigid and hollow from the inside. They are part of the exoskeleton.

Regarding how chromosomes travel during anaphase A, there are two primary theories. One is that the chromosomes are pulled along the kinetochore microtubules by motor proteins at the kinetochores using the energy from ATP hydrolysis, which causes the microtubules to depolymerize.

Therefore, the microtubules are separated or depolymerized by spindle fibers, to separate the sister chromatids into lines.

To learn more about microtubules, refer to the link:

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How might the commercial fishing industry be affected?

Answers

Scientists estimate that the fishing industry kills between 0.97 and 1.97 trillion wild fish worldwide every year, further straining fragile oceans and other waterways that are already poisoned by pollution from oil spills, agricultural runoff and immense amounts of garbage.

-
Join a glucose and fructose molecules in order to form a sucrose molecule. It
will be necessary to remove an -OH from one molecule and an -H from
another in order to join the molecules. Does this enable the two molecules to
be joined together? Yes or No?

Answers

Answer:

d

Explanation:

During exercise, our body loses a lot of water. Why do people who exercise need to drink water before feeling thirsty?​

Answers

Life lesson: Even when you get thirsty, contain yourself and most importantly don't fall for traps. You're better than that. Stay hydrated!

which trophic level is most vulnerable to extinction?

Answers

Answer:

predators since they depend on other animals

Explanation:

How does cellular differentiation benefit complex organisms?

Answers

Answer:

This is because of the fact that it causes changes in size, shape, metabolic activities as well as signal responsiveness of cells.

Explanation:

Answer:

Cellular differentiation is beneficial and important for complex organisms.

Explanation:

Cellular differentiation is how generic embryonic cells become specialized cells. This occurs through a process called gene expression. Gene expression occurs because of certain signals in your body, both inside and outside of your cells.

Apparatus and materials to determine if the population size of the fish in the pond is dependent or independent on the temperature of water

Answers

Fishing net, thermometer fishing rod

I need some help summarizing the following topics
•Biology Foundations
•Cells
•Energy and Transport
• Reproduction and Cell Division
• Classical Genetics
• Molecular Genetics
• Human Body Systems
• Ecology

Answers

Answer:

guess we were in the same boat I have

Explanation:

Chris to ryx Dr and decor is nuryslam is a day at a retirement party and I have to go to khow about the election results and I we are and decor and I have a lot earlier today

Spelling and vocabulary words:
Organisms
Reproduction
Structure
Substances
Unicellular
Osmosis
Division
Photosynthesis
Organ
Function
Membrane
Cytoplasm
Nucleus
Chloroplast
Chlorophyll

Can y'all help me find the definitions of these words, it'd for my science exam and I'm revising. I can't search them up rn cuz I have to go to bed and I don't wanna get in trouble and I really wanna get this done.

Thxx will provide big points and brainiest for first answer​

Answers

Organism
An animal or plant a single life form

Reproduction
Reproduction is production of a baby/offspring

Structure
To construct following a plan

Substances
A physical matter where is something is made

Unicellular
A single celled organism

Osmosis
the movement of water molecules

Sorry. That’s all I can do I have to get to class Good luck!

Interpreto la imagen: 1. ¿Qué sensaciones te transmite la
fotografía? 2. ¿en dónde se encuentra el fósil del ser vivo
que se observa en la fotografía? 3. ¿A qué reino de la
naturaleza pertenecía el ser vivo de la fotografía? ¿Por qué?
4. ¿Cómo explicarías a una persona que es la evolución a
partir de esta fotografía? 5. La fotografía muestra un fósil
de cocodrilo de la especie C.Robustus, evidencia
paleontológica que demuestra la existencia de estos
animales desde el triásico y el jurásico en el planeta tierra.
¿Por qué crees que, a una institución como el laboratorio
de Ciencias de la Tierra de Lyon, en Francia, le puede
interesar estudiar un espécimen como este?.

Answers

Answer:

what image

Explanation:

How do you remove a filter in Excel?
O Clear Filter
O De-Filter
O Cancel Filter
O Halt Filter

Answers

Answer:

the answer is cancle filter

Please fill in!!

a. ATP
b. Light energy
C. C02
d. 02
e. Carbohydrate
f. Water

Would greatly appreciate if you answered like this:
18: ATP
19: etc..

Answers

18. b

19. c

20. f

21. e

22. d

23. c

24. f

25. a

which type of cell produces new bone tissue by secreting matrix?

Answers

Answer:

Osteoblast

Explanation:


3. Hail and Lightning are common in floods. True or false

Answers

true

brainiest?! please?

Answer:

I would have to say false. Because hail is cause by frozen rain, and at that point, it would be a blizzard.

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