Question 1

Name the layer labeled E

Accepted Answer

A)  Submucosa
B)  Serosa
C)  Longitudinal muscle
D)  Mucosa
E)  Circular muscleF) B) and C)
G) B) and D) D

Question 2

Which layer of the GI tract is composed of areolar connective tissue that binds the mucosa to the muscularis?

Accepted Answer

A)  Submucosa
B)  Lamina propria
C)  Epithelium
D)  Serosa
E)  None of these choicesF) C) and D)
G) A) and E) A

Question 3

Brunner's glands

Accepted Answer

A)  Secrete an acidic mucus
B)  Secrete an alkaline juice
C)  Secrete an alkaline mucus
D)  Secrete an acidic juiceE) All of the above
F) A) and B)

Question 4

The enzyme,produced in the organ labeled C,that produces fatty acids and monoglycerides during digestion is called:

Accepted Answer

A)  Sucrase
B)  Pancreatic lipase
C)  Salivary amylase
D)  Trypsin
E)  ElastaseF) A) and E)
G) C) and D)

Question 5

Describe the role of the liver in protein metabolism.

Accepted Answer

Hepatocytes deaminate amino acids.The am...

Question 6

Which of the following cells secrete mucus?

Accepted Answer

A)  B
B)  C
C)  D
D)  EE) A) and C)
F) A) and B)

Question 7

Which portion of the peritoneum drapes over the transverse colon and coils of the small intestine?

Accepted Answer

A)  Greater omentum
B)  Falciform ligament
C)  Lesser omentum
D)  Mesentery
E)  MesocolonF) B) and D)
G) A) and C)

Question 8

Which of the following cells secretes pepsinogen?

Accepted Answer

A)  A
B)  B
C)  C
D)  D
E)  EF) A) and E)
G) A) and C)

Question 9

Which structure consists of calcified connective tissue?

Accepted Answer

A)  A
B)  B
C)  E
D)  F
E)  GF) A) and B)
G) A) and C)

Question 10

Which layer functions by secreting a lubricating fluid?

Accepted Answer

A)  Serosa
B)  Submucosa
C)  Muscularis
D)  Mucosa
E)  MALTF) A) and B)
G) A) and C)

Question 11

Which structure regulates the flow of material into the colon?

Accepted Answer

A)  Ileocecal sphincter
B)  Pyloric sphincter
C)  Appendix
D)  Sigmoid colon
E)  Anal canalF) C) and D)
G) None of the above

Question 12

Which of the following accessory organs produces a fluid that functions to emulsify dietary fats?

Accepted Answer

A)  Teeth
B)  Salivary glands
C)  Liver
D)  Gallbladder
E)  PharynxF) A) and C)
G) A) and B)

Question 13

What does line G point to?

Accepted Answer

A)  Pylorus
B)  Pyloric sphincter
C)  Rugae
D)  Pyloric antrum
E)  Greater curvatureF) A) and E)
G) A) and D)

Question 14

Which layer of the GI tract is composed of areolar connective tissue containing blood and lymph vessels?

Accepted Answer

A)  Mucosa
B)  Lamina propria
C)  MALT
D)  Muscularis
E)  EpitheliumF) D) and E)
G) C) and D)

Question 15

What layer is composed of areolar connective tissue and epithelium?

Accepted Answer

A)  A
B)  B
C)  C
D)  D
E)  none of theseF) B) and D)
G) C) and D) E

Question 16

Describe the structural characteristics of the small intestine that enhance its function as the major absorber of nutrients.

Accepted Answer

All structures increase surface area to ...

Question 17

Which cell secretes the hormone that promotes production of hydrochloric acid?

Accepted Answer

A)  Neck cell
B)  Chief cell
C)  G cell
D)  Chyme cell
E)  Parietal cellF) B) and E)
G) B) and D)

Question 18

Which of following processes is the primary function of the mouth?

Accepted Answer

A)  Ingestion
B)  Secretion
C)  Mixing and propulsion
D)  Absorption
E)  None of these choicesF) A) and C)
G) B) and E)

Question 19

Why do emotions such as anger or fear slow digestion?

Accepted Answer

A)  Because they stimulate the parasympathetic nerves supplying the GI tract
B)  Because they stimulate the somatic nerves that supply the GI tract
C)  Because they stimulate the sympathetic nerves that supply the GI tract
D)  They do not affect digestion
E)  Because all emotions are controlled by the Vagus nerveF) A) and D)
G) All of the above

Question 20

Which of the following cells secrete hydrochloric acid?

Accepted Answer

A)  Mucous cells
B)  Parietal cells
C)  Chief cells
D)  Serosa cells
E)  Chyme cellsF) A) and B)
G) A) and C)

Exam 24: The Digestive System

Name the layer labeled E

Correct AnswerverifiedD

Which layer of the GI tract is composed of areolar connective tissue that binds the mucosa to the muscularis?

Correct AnswerverifiedA

Brunner's glands

Correct AnswerverifiedShow Answer

The enzyme,produced in the organ labeled C,that produces fatty acids and monoglycerides during digestion is called:

Correct AnswerverifiedShow Answer

Describe the role of the liver in protein metabolism.

Correct AnswerverifiedHepatocytes deaminate amino acids.The am...View AnswerShow Answer

Which of the following cells secrete mucus?

Correct AnswerverifiedShow Answer

Which portion of the peritoneum drapes over the transverse colon and coils of the small intestine?

Correct AnswerverifiedShow Answer

Which of the following cells secretes pepsinogen?

Correct AnswerverifiedShow Answer

Which structure consists of calcified connective tissue?

Correct AnswerverifiedShow Answer

Which layer functions by secreting a lubricating fluid?

Correct AnswerverifiedShow Answer

Which structure regulates the flow of material into the colon?

Correct AnswerverifiedShow Answer

Which of the following accessory organs produces a fluid that functions to emulsify dietary fats?

Correct AnswerverifiedShow Answer

What does line G point to?

Correct AnswerverifiedShow Answer

Which layer of the GI tract is composed of areolar connective tissue containing blood and lymph vessels?

Correct AnswerverifiedShow Answer

What layer is composed of areolar connective tissue and epithelium?

Correct AnswerverifiedE

Describe the structural characteristics of the small intestine that enhance its function as the major absorber of nutrients.

Correct AnswerverifiedAll structures increase surface area to ...View AnswerShow Answer

Which cell secretes the hormone that promotes production of hydrochloric acid?

Correct AnswerverifiedShow Answer

Which of following processes is the primary function of the mouth?

Correct AnswerverifiedShow Answer

Why do emotions such as anger or fear slow digestion?

Correct AnswerverifiedShow Answer

Which of the following cells secrete hydrochloric acid?

Correct AnswerverifiedShow Answer

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Hepatocytes deaminate amino acids.The am...
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E

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All structures increase surface area to ...
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