1. What sits directly on top of the kidney? Select one: a. lungs b. stomach c. a

Question

1. What sits directly on top of the kidney?

Select one:

a. lungs

b. stomach

c. adrenal gland

d. liver

2. What is the basic functional unit of the kidney?

Select one:

a. renal tubules

b. nephrons

c. renal cortex

d. glomerular capsule

e. convoluted tubules

3. Blood enters your kidney, your kidney removes any excess water, minerals, etc... from the blood and that excess gets excreted as urine. Which structure interfaces with the blood vessels and acts as the 'filter' that first removes water and other molecules from the blood?

Select one:

a. glomerulus

b. afferent arteriole

c. efferent arteriole

d. loop of Henle (loop of the nephron)

e. proximal convoluted tubules

4. Which molecule is key in maintaining the proper blood pH? (That is, which molecule does the kidney make sure is balanced in the blood in order to keep the blood pH at the appropriate level?)

Select one:

a. glucose

b. hydrogen ion

c. sodium

d. water

e. amino acids

5. The process that takes the useful material that your body can still use from the filtrate and returns it into the blood is called:

Select one:

a. glomerular filtration

b. tubular reabsorption

c. tubular secretion

d. excretion

6.

Which of the following bacteria that cause urinary tract infections are transmitted sexually:

Select one or more:

a. e. coli

b. chlamydia

c. mycoplasma

7. Each kidney has three regions: an outer region called the renal medulla, a region enclosed by the cortex called the renal cortex, and an inner chamber called the renal pelvis. True or False

8. When aldosterone is released, it increases reabsorption of sodium. When sodium is reabsorbed, water follows it (water always follows sodium). Aldosterone is released when someone is dehydrated.

True or False

9. Your kidneys filter all of your blood approximately 30 times per day. True or False

10. The name of the tube that carries urine from the kidneys to the bladder is the urethra. True or False

Explanation / Answer

1. c. adrenal gland.

2. b nephrons

3. a glomerulus.

4. b. hydrogen ion.

5. b. tubular reabsorption.

6.  chlamydia.

7. false

8. true.

9. false

10. true

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