Quiz 8

Question 1

What hormone leads to secretion of aldosterone?

Answer 1

Renin.

Question 2

What part of the kidney is continuous with the ureter?

Answer 2

Renal pelvis.

Question 3

Where is the initial filtration of blood within the nephron?

Answer 3

Glomerulus.

Question 4

What arteriole is on route to the nephron?

Answer 4

Afferent.

Question 5

Where will you find podocytes in the nephron?

Answer 5

Glomerulus.

Question 6

What is mostly not re-absorbed in the nephrons?

Answer 6

Urea.

Question 7

The presence of what hormone makes the collecting duct more permeable to water?

Answer 7

ANH.

Question 8

The presence of what hormone promotes the excretion of Na+ from blood.

Answer 8

ADH.

Question 9

The presence of what hormone promotes excretion of K+ and re-absorption of Na+ back into the blood?

Answer 9

Aldosterone.

Question 10

What is the most powerful mechanism for maintaining a proper pH in the body?

Answer 10

Kidneys.

Question 11

One of the first signs of kidney damage is the presence of what?

Answer 11

Albumin.

Question 12

What 2/3 of the kidney has been damaged, what is the best term?

Answer 12

Uremia.

Question 13

Where will you find mechanical digestion other than the mouth?

Answer 13

Stomach.

Question 14

Where are villi found?

Answer 14

Small intestine.

Question 15

Where is the enzyme pepsin found?

Answer 15

Stomach.

Question 16

Where is the hormone secretin produced?

Answer 16

Small intestine (duodenum).

Question 17

The hormone CCK stimulates what?

Answer 17

The gallbladder.

Question 18

The vermiform appendix is found where on the large intestine?

Answer 18

Cecum.

Question 19

What section of large intestine both ascends and goes transverse?

Answer 19

Colon.

Question 20

Feces has how much water content?

Answer 20

3/4.

Question 21

Contents from the stomach go where in the small intestine?

Answer 21

Duodenum.

Question 22

What part of the small intestine contains peyers patches?

Answer 22

Ileum.

Question 23

What sends what to the small intestine which digests proteins?

Answer 23

Pancreas/trypsin.

Question 24

Salivary amylase digests what?

Answer 24

Starch.

Question 25

What will send sodium bicarbonate to small intestine to neutralize acids?

Answer 25

Pancreas.

Question 26

The function of what is to first store and then later release bile?

Answer 26

Gallbladder.

Question 27

What stores vitamins, makes plasma proteins, and regulates cholesterol?

Answer 27

Liver.

Question 28

The small intestine villi cells will produce what to break down sugars to glucose?

Answer 28

Maltase.

Question 29

What nutrient is needed in all reactions?

Answer 29

Water.

Question 30

What hormone inhibits hunger?

Answer 30

Leptin.

Question 31

What fiber can prevent absorption of food and some ions?

Answer 31

Soluble.

Question 32

What cholesterol is considered bad?

Answer 32

LDL.

Question 33

What transports cholesterol from the liver to the cells?

Answer 33

LDL.

Question 34

Define peristalsis.

Answer 34

Muscular contractions to move food along.

Question 35

What is the specific pH that most of the body needs?

Answer 35

7.4.

Question 36

Where is the peritubular capillary network found?

Answer 36

In the nephron.

Question 37

What is one mechanism by which the kidneys ensure that most water goes back to the blood?

Answer 37

The nephron releases water back to the blood in the bottom of the ascending loops of henle.

Question 38

Define diuretic and give one example.

Answer 38

Decreases blood volume/ pressure, increases urination. Example: medications, drugs, coffee.

Question 39

How does increasing the respiratory rate affect the pH of the blood?

Answer 39

More O2 in, hydrogen is picked up, bicarbonate released.

Question 40

What is a general function of insulin?

Answer 40

To regulate blood glucose levels.

Question 41

Define hormone.

Answer 41

A substance produced by a group of cells that affects another group of cells.

Question 42

Define bilirubin.

Answer 42

Responsible for brown colour in feces, made up of aged/dead red blood cells.