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Worksheets

Digestive System

Total questions: 100

Worksheet time: 1hrs 13mins

Name
Class
Date
1.

The four functions of the digestive system are ingestion, digestion, (a)   , and defacation

2.

The twomain groups of the digestive system are

a)

Alimentary canal

b)

GI tract

c)

Accesory organs

d)

esophagus

3.

These organs are part of the Alimentary canal.

a)

Mouth

b)

pancreas

c)

esophagus

d)

pharynx

4.

These organs are part of the alimentary canal.

a)

large/ small intestines

b)

stomach

c)

lungs

d)

anus

5.

This part of the oral cavity protects the anterior opening.

a)

tongue

b)

soft palate

c)

lips

d)

uvula

6.

What part of the oral cavity makes up the lateral walls.

(a)  

7.

The (a)   forms the anterior roof.

8.

The soft palate forms the (a)   roof.

9.

The _________ is a leshy projection of the soft palate.

a)

tongue

b)

tonsils

c)

uvula

d)

cholera

10.

space between lips externally and teeth and gums internally

(a)  

11.

area contained by the teeth

(a)  

12.

attached at hyoid bone and styloid processes of the skull, and by the lingual frenulum to the floor of the mouth

(a)  

13.

2 types of tonsils

a)

lingual

b)

stomatic

c)

esophageal

d)

palatine

14.

(a)   is the chewing of food.

15.

Mixing masticated food with saliva Allows for the sense of

(a)  

16.

swallowing is initiated by the

a)

hard palate

b)

soft palate

c)

tongue

d)

uvula

17.

This part of the pharynx is not a part of the digestive system

a)

nasopharynx

b)

oropharynx

c)

Laryngopharynx

18.

this part of the pharynx is posterior to oral cavity

a)

nasopharynx

b)

oropharynx

c)

laryngopharynx

19.

this part of the pharynx is below the oropharynx and connected to the esophagus

a)

nasopharynx

b)

oropharynx

c)

laryngopharynx

20.

The pharynx serves as a passageway for _______ and ________.

(a)  

21.

Food is propelled to the esophagus by the __________ inner layer and the ___________ outer layer.

a)

longitudinal, circular

b)

long, short

c)

circular, longitudinal

d)

short, long

22.

Food movement by alternating contractions of the muscle layers

(a)  

23.

The esophagus is about ___ inches long.

a)

7

b)

5

c)

10

d)

13

24.

The esophagus runs from the _______ to the __________ through the __________.

(a)  

25.

Conducts food by peristalsis and is a passageway for (a)   only.

26.

The innermost layer of the Alimentary canal organs is the

a)

mucosa

b)

submucosa

c)

mucularis externa

d)

serosa

27.

The second innermost layer of the alimentary canal organs is the

a)

mucusa

b)

submucosa

c)

mucularis externa

d)

serosa

28.

the outermost layer of the alimentary canal organs is the

a)

mucosa

b)

submucosa

c)

mucularis externa

d)

serosa

29.

The second outermost layer of the Alimentary canal organs is the

a)

mucosa

b)

submucosa

c)

mucularis externa

d)

serosa

30.

Mucosa consists of

a)

Surface epithelium

b)

Small amount of connective tissue

c)

Small smooth muscle layer

d)

nerve endings

31.

which is false about the submucosa

a)

Soft connective tissue

b)

contains blood vessels

c)

contains nerve endings

d)

contains lymphatics

e)

Just beneath the serosa

32.

The mucularis externa is smooth muscle that consists of an inner circular layer and an __________ ___________ layer.

(a)  

33.

The serosa contains _______-producing cells.

a)

water

b)

fluid

c)

enzyme

d)

chemical

34.

(a)   peritoneum—outermost layer that is continuous with the innermost layer

35.

(a)   peritoneum—innermost layer that lines the abdominopelvic cavity

36.

The stomach is on the right side of the abdominal cavity.

a)

True

b)

False

37.

Food enters the stomach at the (a)   sphincter.

38.

Food leaves the stomach at the (a)   sphincter.

39.

Region of the stomach near the heart

a)

Cardiac region

b)

fundus

c)

body

d)

pylorus

40.

expanded portion lateral to the cardiac region

a)

cardiac region

b)

fundus

c)

body

d)

pylorus

41.

midportion of the stomach

a)

cardiac region

b)

fundus

c)

body

d)

pylorus

42.

funnel-shaped terminal end of the stomach

a)

cardiac region

b)

fundus

c)

body

d)

pylorus

43.

internal folds of the mucosa

(a)  

44.

Lesser curvature— (a)   medial surface

45.

Greater curvature— (a)   lateral surface

46.

The ________ is composed of the lesser and greater __________ which connects the accessory organs to the alimentary canal.

(a)  

47.

The stomach serves as a temporary storage tank for food and the Site of

(a)  

48.

Chemical breakdown of _________ begins in the stomach

a)

Enzymes

b)

protien

c)

fiber

d)

potassium

49.

The stomach delivers (a)   (processed food) to the small intestine

50.

Mucosa epithelium cells are

a)

simple

b)

complex

c)

columnar

d)

cuboidal

51.

Mucous ___________ cells produce a sticky alkaline mucus

a)

head

b)

arm

c)

neck

d)

body

52.

_____________ glands are situated in gastric pits and secrete gastric juice

a)

intestinal

b)

pancreatic

c)

gastric

d)

stomatic

53.

____________ cells—produce protein-digesting enzymes (pepsinogens)

a)

gastric

b)

chief

c)

mucosa

d)

epithelial

54.

cells produce hydrochloric acid

(a)  

55.

Enteroendocrine cells produce (a)  

56.

The body’s major digestive organ and Site of nutrient absorption into the blood

a)

stomach

b)

large intestine

c)

small intestine

d)

colon

57.

The small intestines are a muscular tube extending from the pyloric sphincter to the

a)

Cardioesophageal shpincter

b)

ileocecal valve

c)

stomach

d)

throat

58.

The intestines are suspended from the posterior abdominal wall by the

a)

omentum

b)

perineum

c)

mesentary

d)

nerve endings

59.

The three parts of the small intestine

a)

Duodenum

b)

Ileum

c)

Ischeum

d)

Jejunum

60.

Chemical digeston enzymes are produced by the

a)

Intestinal cells

b)

Liver cells

c)

Pancreas

d)

Gall bladder

61.

What carries enzymes to the small intestines?

(a)  

62.

Where is bile formed?

a)

Small intestines

b)

Pancreas

c)

Kidneys

d)

Liver

63.

The structural modifications in the small intestines that increase surface area.

a)

Villi

b)

Circular folds

c)

Rugae

d)

Microvilli

64.

The large intestine Frames the internal abdomen and is _______ in diameter, but _________ in length, than the small intestine

(a)  

65.

Sac-like first part of the large intestine.

a)

Cecum

b)

Appendix

66.

Accumulation of lymphatic tissue that sometimes becomes inflamed.

a)

Cecum

b)

Appendix

67.

Part of the colon that travels up the right side of the abdomen.

a)

Ascending

b)

Transverse

c)

Descending

d)

sigmoid

68.

Part of the colon that travels across the abdominal cavity.

a)

Ascdending

b)

Transverse

c)

Descending

d)

Sigmoid

69.

Part of the colon that travels down the left side of the abdomen.

a)

Ascending

b)

Transverse

c)

Descending

d)

Sigmoid

70.

The part of the colon that enters the pelvis

a)

Ascending

b)

Transverse

c)

Descending

d)

Sigmoid

71.

The external anal sphincter is under ________ control while the _________ anal sphincter is under involuntary control.

(a)  

72.

There are villi in the large intestines.

a)

true

b)

false

73.

Muscularis externa layer is reduced to _______ bands of muscle called teniae coli.

These bands cause the wall to pucker into haustra.

a)

1

b)

5

c)

3

d)

7

74.

_________cells produce alkaline mucus which lubricates the passage of feces

a)

Neck

b)

Cheif

c)

Goblet

d)

small

75.

People have (a)   deciduous teeth

76.

A full set of permanent teeth is (a)   teeth. Wisdom teeth may also appear between the ages of 17 and 25.

77.

these teeth are for cutting

a)

incisors

b)

canines

c)

premolars

d)

molars

78.

These teeth are for piercing

a)

incisors

b)

canines

c)

premolars

d)

molars

79.

These teeth are to grind up food

a)

incisors

b)

canines

c)

premolars

d)

molars

80.

Exposed part of the tooth

a)

crown

b)

enamel

c)

dentin

d)

pulp cavity

e)

root canal

81.

hardest substance in the body

a)

crown

b)

enamel

c)

dentin

d)

pulp cavity

e)

root canal

82.

found deep to the enamel and forms the bulk of the tooth

a)

crown

b)

enamel

c)

dentin

d)

pulp cavity

e)

root canal

83.

contains connective tissue, blood vessels, and nerve fibers

a)

crown

b)

enamel

c)

dentin

d)

pulp cavity

e)

root canal

84.

where the pulp cavity extends into the root

a)

crown

b)

enamel

c)

dentin

d)

pulp cavity

e)

root canal

85.

Region of a tooth in contact with the gum

a)

neck

b)

head

c)

crown

86.

this part of the tooth is below the gum and is covered by cementum

a)

crown

b)

neck

c)

root

87.

choose all that are salivary glands

a)

parotid gland

b)

lymph gland

c)

sublingual gland

d)

submandibular gland

88.

Which is flase about saliva

a)

Mixture of mucus and serous fluids

b)

Helps to form chyme

c)

Contains salivary amylase to begin starch digestion

d)

Dissolves chemicals so they can be tasted

89.

Which accesory organ is found posterior to the parietal peritoneum

and extends across the abdomen from spleen to duodenum

(a)  

90.

Which hormones does the pancreas create

a)

insulin

b)

immunoglobulin

c)

glucagon

d)

ACTH

91.

What is the largest gland in the body.

(a)  

92.

The liver is lovated on the ____ side of the body and consists of _ lobes

a)

right

b)

left

c)

3

d)

4

93.

The liver is connected to the ___________ via the common hepatic duct

a)

gall bladder

b)

liver

c)

spleen

d)

kidney

94.

The liver produces bile which is composed of bile salts, bile pigments, and what else?

a)

Cholesterol

b)

Phospholipids

c)

Electrolytes

d)

fat

95.

The function of bile is to _________ fats.

a)

build up

b)

break down

c)

refine

d)

create

96.

Sac found in hollow fossa of liver

a)

pancreas

b)

gall bladder

c)

liver

d)

spleen

97.

When no digestion is occurring, bile backs up the (a)   duct for storage in the gallbladder

98.

When digestion of fatty food is occurring, bile is introduced into the (a)   from the gallbladder

99.

Gallstones are caused by the crystalization of

a)

sugar

b)

salt

c)

cholesterol

d)

fat

100.

The average lifespan of a brown rat is

a)

6 months

b)

20 years

c)

2 years

d)

7 years