Lecture Exam 5- Ch. 25

Question 1

gluconeogenesis

Answer 1

make glucose

Question 2

Smooth muscle involuntary control

Answer 2

Internal anal sphincter

Question 3

Skeletal muscle voluntary control

Answer 3

External anal sphincter

Question 4

Produces bile

Answer 4

liver

Question 5

Carbohydrates to lipids

Answer 5

Lipogenesis

Question 6

The liver regulates ____ nutrient levels

Answer 6

plasma

Question 7

Large intestine lacks

Answer 7

villi

Question 8

RBCs ____ in the liver

Answer 8

degrade

Question 9

drained blood from intestines gets sent to liver

Answer 9

Hepatic portal vein

Question 10

arrangement of hepatocytes, framed by 6 portal triads

Answer 10

liver lobules

Question 11

portal triads consists of

Answer 11

interlobular veins, artery, and bile duct

Question 12

drained blood from intestine

Answer 12

portal vein

Question 13

phagocytic cells

Answer 13

stellate macrophages

Question 14

Stores bile from liver

Answer 14

Gallbladder

Question 15

liver has __ blood supplies

Answer 15

2

Question 16

enzyme-secreting cells of the pancreas

Answer 16

acinar cells (exocrine)

Question 17

pancreatic islets (endocrine)

Answer 17

insulin and glucagon

Question 18

Reduce HCI production

Answer 18

Somatostatin

Question 19

Buffers

Answer 19

To raise pH

Question 20

A substance produced by the liver that breaks up fat particles.

Answer 20

Bile

Question 21

waste substance produced by the body

Answer 21

Metabolic waste

Question 22

Byproduct of RBC degradation

Answer 22

Bilirubin

Question 23

Bile salts

Answer 23

Emulsifies fats

Question 24

Allows lipase to work, allows for micelles to form and stay separate

Answer 24

Bile salts

Question 25

• Bicarbonate ions to raise pH to 4
• Lipase
• Trypsin and Chymotrypsin
• Amylase
• Nucleases

Answer 25

Pancreas exocrine secretions

Question 26

What does lipase do

Answer 26

breaks down fats

Question 27

What does trypsin and chymotrypsin do

Answer 27

break down proteins

Question 28

What does amylase do

Answer 28

breaks down complex sugars

Question 29

What do nucleases do

Answer 29

break down nucleic acids

Question 30

Bile salts increase when exposed to the surface area of _____ and prevent ____

Answer 30

fat globules; regrouping

Question 31

the hepatic portal vein carries _____ blood

Answer 31

nutrient-rich

Question 32

• located between a hepatocyte and a sinusoid
• contains blood plasma

Answer 32

space of disse

Question 33

molecular exchange takes place between hepatocytes and plasma in the

Answer 33

space of disse

Question 34

blood enters the liver from ___ sources(s) where it then enters ___

Answer 34

2; sinusoids

Question 35

collect the blood and lead it to the inferior vena cava

Answer 35

central veins (or hepative veins)

Question 36

Whats A

Answer 36

central vein

Question 37

Whats B

Answer 37

sinusoid

Question 38

Whats C

Answer 38

hepatocytes

Question 39

Whats D

Answer 39

interlobular bile duct

Question 40

Whats E

Answer 40

portal triad

Question 41

releases hormones to open sphincter

Answer 41

duodenal papilla

Question 42

Whats A

Answer 42

hepatopancreatic ampulla

Question 43

Whats B

Answer 43

duodenal papilla

Question 44

Whats A

Answer 44

common hepatic duct

Question 45

whats B

Answer 45

common bile duct

Question 46

whats A

Answer 46

acinar cells (exocrine)

Question 47

whats B

Answer 47

pancreatic islet (endocrine)