NBS Physiology- Gastrointestinal Flashcards Preview

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Flashcards in NBS Physiology- Gastrointestinal Deck (22):
1

Starch digestion starts in the ________.
A. Large intestine
B. Stomach
C. Small intestine
D. Mouth

D
Mouth

2

What enzyme starts starch digestion in the mouth?
A. Pancreactic lipase
B. Ptyalin
C. Intrinsic Factor
D. Pepsinogen

B
Ptyalin

3

What is another name for Ptyalin?
A. HCL
B. Peptidase
C. Salivary Amylase
D. Lipase

C
Salivary amylase

4

What is the main function of the esophagus?
A. Bolus Formation
B. Digestion
C. Bolus Transport

C
Transport

5

What is the function of bicarbonate in the duodenum?
A. Water transporter
B. Reabsorb B12
C. Decrease pH
D. Increase pH

C
Dec. pH

6

How long is the duodenum?
A. 20-25 ft
B. 6-10 ft
C. 10-15 ft
D. 10-12 inches

D
10-12 inches

7

What is initially digested by the stomach?
A. Protein
B. Starch
C. Carbohydrates
D. Fatty Acids

A
Protein

8

Chief cells of the stomach release?
A. HCL
B. Pepsinogen
C. Gastrin
D. Intrinsic factor

B
Pepsinogen

9

G cells of the stomach release?
A. HCL
B. Pepsinogen
C. Gastrin
D. Intrinsic factor

C
Gastrin

G=G

10

Parietal cells aka oxyntic cells release which of the following? Pick all that apply
A. Gastrin
B. Pancreatic lipase
C. Intrinsic factor
D. HCL

C and D

11

What structures in the stomach help to increase surface area?
A. Paneth cells
B. Rugae
C. Columns of Morgagni
D. Pili

B
Rugae

12

Which part of the Small Intestine is associated with the sphincter of Oddi?
A. jejunum
B. Ileum
C. Duodenum
D. All of the above

C
Duodenum

13

What is the longest part of the small intestine?
A. Jejunum
B. Ileum
C. Duodenum

B
ileum
10-15 ft

WTF is that

14

Which enzyme is associated with the duodenum of the small intestine?
A. Pepsinogen
B. Pancreatic Lipase
C. Intrinsic Factor
D. Insulin

B
Pancreatic Lipase

15

T/F: Amylase found in the jejunum of the small intestine

False
Amylase= Duodenum

16

What is the transit time through the small intestine?
A. 10-12 hours
B. 1 day
C. 2-4 hours
D. 3-4 days

C
2-4 hours

17

Which of the following secrete alkaline muscus within the duodenum to help increase the pH?
A. Hepatocytes
B. Peyer patches
C. Paneth cells
D. Brunner cells

D
Brunner cells

18

Most food digestion is complete by this point?
A. Esophagus
B. Jejunum
C. Duodenum
D. Stomach

B
Jejunum

19

Disacharride digestion starts at?
A. Mouth
B. Jejunum
C. Duodenum
D. Ileum

B
Jejunum

20

Carboxy-peptidase fromt he pancreas is active in which part of the small intestine?

Jejunum

21

Where is fat and starch digestion occurring primarily?
A. Mouth
B. Jejunum
C. Duodenum
D. Ileum

C
Duodenum

22

The major resorption of water in the small intestin occurs where?
A. Mouth
B. Jejunum
C. Duodenum
D. Ileum

C
Jejunum