Quiz 15: The Urinary System

Question 1

Filtrate formed during glomerular filtration is captured by the ________.

Answer 1

Glomerular (Bowman’s) capsule

Question 2

From outermost to innermost, what are the three regions of the kidney?

Answer 2

Renal cortex, renal medulla, renal pelvis

Question 3

Antidiuretic hormone (ADH) prevents excessive water loss by promoting water reabsorption in the ________.

Answer 3

Collecting duct

Question 4

The involuntary internal urethral sphincter is composed of skeletal muscle.

Answer 4

False

Question 5

Filtrate contains everything in blood plasma EXCEPT for ________.

Answer 5

Blood proteins

Question 6

The process that removes ions such as potassium and hydrogen from the blood and places them into the nephron for removal from the body as urine is known as ________.

Answer 6

Tubular secretion

Question 7

The peritubular capillary bed arises from the afferent arteriole.

Answer 7

False

Question 8

Extracellular fluid (ECF) is found everywhere in the body EXCEPT ________.

Answer 8

Within living cells

Question 9

What blood vessel carries blood from the aorta into the kidney?

Answer 9

Renal artery

Question 10

Most reabsorption occurs in the proximal convoluted tubule of the nephron.

Answer 10

True