NBS Physiology- Gastrointestinal Flashcards
1
Q
Starch digestion starts in the \_\_\_\_\_\_\_\_. A. Large intestine B. Stomach C. Small intestine D. Mouth
A
D
Mouth
2
Q
What enzyme starts starch digestion in the mouth? A. Pancreactic lipase B. Ptyalin C. Intrinsic Factor D. Pepsinogen
A
B
Ptyalin
3
Q
What is another name for Ptyalin? A. HCL B. Peptidase C. Salivary Amylase D. Lipase
A
C
Salivary amylase
4
Q
What is the main function of the esophagus?
A. Bolus Formation
B. Digestion
C. Bolus Transport
A
C
Transport
5
Q
What is the function of bicarbonate in the duodenum? A. Water transporter B. Reabsorb B12 C. Decrease pH D. Increase pH
A
C
Dec. pH
6
Q
How long is the duodenum? A. 20-25 ft B. 6-10 ft C. 10-15 ft D. 10-12 inches
A
D
10-12 inches
7
Q
What is initially digested by the stomach? A. Protein B. Starch C. Carbohydrates D. Fatty Acids
A
A
Protein
8
Q
Chief cells of the stomach release? A. HCL B. Pepsinogen C. Gastrin D. Intrinsic factor
A
B
Pepsinogen
9
Q
G cells of the stomach release? A. HCL B. Pepsinogen C. Gastrin D. Intrinsic factor
A
C
Gastrin
G=G
10
Q
Parietal cells aka oxyntic cells release which of the following? Pick all that apply A. Gastrin B. Pancreatic lipase C. Intrinsic factor D. HCL
A
C and D
11
Q
What structures in the stomach help to increase surface area? A. Paneth cells B. Rugae C. Columns of Morgagni D. Pili
A
B
Rugae
12
Q
Which part of the Small Intestine is associated with the sphincter of Oddi? A. jejunum B. Ileum C. Duodenum D. All of the above
A
C
Duodenum
13
Q
What is the longest part of the small intestine?
A. Jejunum
B. Ileum
C. Duodenum
A
B
ileum
10-15 ft
WTF is that
14
Q
Which enzyme is associated with the duodenum of the small intestine? A. Pepsinogen B. Pancreatic Lipase C. Intrinsic Factor D. Insulin
A
B
Pancreatic Lipase
15
Q
T/F: Amylase found in the jejunum of the small intestine
A
False
Amylase= Duodenum
16
Q
What is the transit time through the small intestine? A. 10-12 hours B. 1 day C. 2-4 hours D. 3-4 days
A
C
2-4 hours
17
Q
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
A
D
Brunner cells
18
Q
Most food digestion is complete by this point? A. Esophagus B. Jejunum C. Duodenum D. Stomach
A
B
Jejunum
19
Q
Disacharride digestion starts at? A. Mouth B. Jejunum C. Duodenum D. Ileum
A
B
Jejunum
20
Q
Carboxy-peptidase fromt he pancreas is active in which part of the small intestine?
A
Jejunum
21
Q
Where is fat and starch digestion occurring primarily? A. Mouth B. Jejunum C. Duodenum D. Ileum
A
C
Duodenum
22
Q
The major resorption of water in the small intestin occurs where? A. Mouth B. Jejunum C. Duodenum D. Ileum
A
C
Jejunum
