Digestive System Quiz Flashcards

1
Q

From the esophagus to the anal canal, the walls of every organ of the alimentary canal are made up of the same four basic layers. Arrange them in order from the lumen.

A

mucosa, submucosa, muscularis externa, and serosa

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

All of the following are TRUE of the pancreas

A

The head of the pancreas is right next to the duodenum, while the tail of the pancreas is right next to the spleen.

The pancreas is considered an accessory digestive organ.

Pancreatic juice contains digestive enzymes: amylase, nuclease, lipase, trypsinogen, and other

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

All of the following are TRUE of the stomach

A

Chief cells secrete pepsinogen.

Parietal cells secrete intrinsic factor.

Parietal cells secrete hydrochloric acid

G-cells secrete hormone gastrin

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

An intestinal hormone that stimulates the gallbladder to release bile is:

A

Cholecystokinin

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Chemical digestion of carbohydrates begins in the ________ whereas chemical digestion of proteins begins in the_______.

A

Oral cavity; stomach

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

In the center of a liver lobule there is a

A

central vein

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Many years ago, a common procedure for the treatment of ulcers was the cutting of the branches of the vagus nerve going to the stomach. This would cause stomach acid secretion to

A

decrease

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Most of the digestive tract is lined by ______ epithelium.

A

simple columnar

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

The G cells of the stomach secrete:

A

Gastrin

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

The portion of the small intestine that attaches to the large intestine is the:

A

ileum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Waves of muscular contractions that propel the contents of the digestive tract from one point to another are called

A

peristalsis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Which of the following cells secrete pepsinogen?

A

Chief cells

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Which of the following is TRUE of bile?

A

It acts as an emulsifer, i.e., it separates large fat droplets into small fat droplets.

It contains bilirubin, which is a breakdown product of hemoglobin.

It contains bile salts

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Which of the following is a function of the liver?

A

Albumin production

Bile production and secretion

Storage of lipid soluble vitamins and vitamin B12

Conversion of ammonia to urea

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Which of the following is produced by the liver?

A

Bile

lbumins

Fibrinogen

Angiotensinogen

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Which of the following secretions is matched correctly?

A

Duodenum – alkaline mucus

Parietal cells – hydrochloric acid

Liver – bile

Pancreas – protein digesting enzymes

17
Q

All of the following it true about liver functions

A

Production of bile
production of plasma proteins
converting ammonia to urea
Glycogen storage

18
Q

Which organ is not considered an accessory digestive organ?

A

oropharynx

19
Q

Which organ is not part of the gastrointestinal tract?

A

liver