Digestion

Question 1

What pH does the stomach have?

Answer 1

pH of 2

Question 2

what does the high acidity of the stomach do?

Answer 2

Kills bacteria

Question 3

what is pepsin?

Answer 3

Begins digestion of proteins

Question 4

what does gastric lipase do

Answer 4

aids digestion of triglycerides

Question 5

What does HCl do in the process of digestion

Answer 5

breaks down connective tissue of meat and activates pepsin

Question 6

What does the digestive intrinsic factor do

Answer 6

aids absorption of vitamin B12

Question 7

what is vitamin B12 important for

Answer 7

nucleic acid metabolism and red blood cell formation

Question 8

How long is the small intestine

Answer 8

6 meters

Question 9

what 3 parts make up the small intestine

Answer 9

duodenum, jejunum, ileum

Question 10

what connects the small intestine to the large intestine

Answer 10

ilocecal sphincter

Question 11

What are Villi

Answer 11

blood and lymphatic capillaries

Question 12

what ends and begins in the small intestine

Answer 12

Digestion completes, Absorption of nutrients begins

Question 13

What is the brush border

Answer 13

microvilli of the cells in a villus

Question 15

what does the liver secrete

Answer 15

bile

Question 16

what does bile do

Answer 16

emulsifies fat

Question 17

what does bilirubin do

Answer 17

recycles the oxygen carrying capacity of the blood, and iron

Question 18

what does the gallbladder do

Answer 18

storage for bile

Question 19

what 2 roles does the pancreas have

Answer 19

digestive role and hormonal role

Question 20

whats the process of carbohydrates in the mouth

Answer 20

Salivary amylase breaks down polysaccharides into disaccharides

Question 21

whats the process of proteins in the stomach

Answer 21

Pepsin breaks down protein into peptides

Question 22

whats the process of carbohydrates in the lumen of small intestine

Answer 22

pancreatic amylase breaks down polysaccharides into disaccharides

Question 23

whats the process of carbohydrates in epithelial cells

Answer 23

dissacharidases break down dissacharides into monosaccharides

Question 24

whats the process of protein in the lumen of small intestine

Answer 24

trypsin and chymotrypsin break down proteins into peptides.

carboxypeptidase breaks down large peptides into amino acid

Question 25

whats the process of protein in epithilial cells

Answer 25

amino peptidase breaks down large peptides into amino acids.

Dipeptidase breaks down dipeptides into amino acids

Question 26

whats the process of fats in the lumen of the small intestine

Answer 26

lipase breaks down triglycerides into monoglycerides

Question 27

whats the process of nucleic acids in the lumen of the small intestine

Answer 27

pancreatic nucleases breaks down DNA and RNA into nucleotides

Question 28

whats the process of nucleic acids in the epithelial cells (brush border)

Answer 28

nucleotidases break down nucleotides into nitrogenous bases

Question 29

what do chylomicrons do

Answer 29

transport fat from the interstitial lumen to the liver

Question 30

what is the large intestine made up of

Answer 30

cecum, appendix, colon, rectum

Question 31

function of large intestine

Answer 31

secretes mucus and hco3 ions