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BIO II > Digestive HW > Flashcards

Digestive HW Flashcards

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1
Q

The terminal inch of the rectum is called the:

Anal canal
Fistula
Anus
sigmoid

A

Anal canal

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2
Q

Which phase(s) of gastric secretion is(are) stimulated by the sight, taste, and smell of food?

Intestinal phase
Cephalic phase
Gastric phase
All of these

A

cephalic phase

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3
Q

The principal enzyme of saliva is:

protease
amylase
lipase
salivase

A

amylase

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4
Q

Which step of deglutition is under voluntary control?

Oral stage
Pharyngeal stage
Esophageal stage
Gastric phase

A

oral stage

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5
Q

Liquefied food found in the stomach is called:

gastric peptide.
chyme.
lipase
salivase

A

chyme

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6
Q

The movement of lower colon and rectum contents at a rate slower than normal can cause:

defecation
constipation
diarrhea
both b and c

A

constipation

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6
Q

The act of swallowing moves a mass of food, called a , from the mouth to the stomach.

dentin
bolus
fauces
philtrum

A

bolus

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7
Q

The purpose of peristalsis is to

Break apart chunks of food and mix it in digestive juices
Propel food forward along the GI tract
Absorb food
Enable swallowing

A

propel food forward along the GI tract

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8
Q

Villi are important modifications of the __________ layer of the small intestine.

mucosal
parietal
muscular
visceral

A

mucosal

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9
Q

The terms gastrointestinal tract and are often used synonymously.

mesentary
alimentary canal
mesocolon
serosa

A

alimentary canal

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10
Q

Which hormone decreases peristalsis and slows the passage of food from the stomach to the duodenum?

cholecystokinin (CCK)
gastric inhibitory peptide (GIP)
secretin
gastrin

A

gastric inhibitory peptide (GIP)

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10
Q

deepest to superficial, hat is the layers of the wall of the GI tract ?

mucosa, submucosa, serosa, muscularis.

submucosa, mucosa, muscularis, serosa.

mucosa, submucosa, muscularis, serosa

submucosa, serosa, muscularis, mucosa.

A

mucosa, submucosa, muscularis, serosa

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11
Q

Which of the following is not a function of the pancreas?

It produces digestive enzymes.
It produces insulin
It produces bile
All of these are functions of the pancreas

A

it produces bile

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12
Q

All of the following are classified as accessory organs of the digestive system except the

tongue
mouth
liver
pancreas

A

mouth

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13
Q

Microvilli can be found in the

stomach
small intestine
large intestine
Both small intestine and large intestine are correct

A

small intestine

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13
Q

Which part of the stomach actually lies above the entrance of the esophagus?

Fundus
Pylorus
Body
Lesser curvature

A

fundus

14
Q

Deglutition is the process of:

swallowing
chewing
absorption
chemical digestion.

A

swallowing

15
Q

Which controls the opening of the stomach into the small intestine?

pylorus
cardiac sphincter
duodenal bulb
pyloric sphincter

A

pyloric sphincter

16
Q

The enzyme pepsin begins the digestion of

carbohydrates
protein
fat
nucleic acids

A

proteins

17
Q

Each villus in the intestine contains a lymphatic vessel, or _____, that absorbs lipid or fat materials from the chyme.

plica
lacteal
villa
microvill

A

lacteal

18
Q

The longest portion of the small intestine is the

duodenum
ileum
jejunum
colon

A

ileum

19
Q

The hormone that stimulates the gallbladder to release bile is:

enterogastrone
insulin
gastrin
cholecystokinin

A

cholecystokinin

20
Q

Which of the following is not a function of the liver?

Detoxification
Secretion of insulin
Storage of iron and vitamins
Production of bile

A

secretion of insulin

21
Q

Surgical removal of the gallbladder is referred to as

cholelithiasis
cholecystitis
cholecystectomy
choledochorrhaphy

A

cholecystectomy

22
Q

The correct order of small intestine divisions, starting proximal to the stomach, is:

ileum, duodenum, jejunum.
duodenum, ileum, jejunum.
duodenum, jejunum, ileum
ileum, jejunum, duodenum.

A

duodenum, jejunum, ileum

BIO II (16 decks)

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