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Digestion Review

Total questions: 60

Worksheet time: 34mins

Name
Class
Date
1.

Most absorption of nutrients occurs in the _

a)

stomach

b)

large intestine

c)

small intestine

d)

pancreas

2.

This process is also known as chewing

a)

Peristalsis

b)

Mastication

c)

Boborygmus

d)

Flatulence

3.

These are wave-like contractions in the esophagus that move food down

a)

mastication

b)

peristalsis

c)

borborygmus

d)

defecation

4.

Food that has been chewed and ready to be swallowed is a _

a)

chyme

b)

bolus

5.

Which part of the small intestine mixes chyme with bile and pancreatic enzymes

a)

jejunum

b)

ileum

c)

duodenum

6.

Which digestive organ is responsible for absorbing excess water

a)

small intestine

b)

stomach

c)

pancreas

d)

large intestine

7.

Which digestive organ removes excess glucose and stores glycogen from blood

a)

pancreas

b)

gallbladder

c)

liver

d)

kidney

8.

Which digestive system organ stores bile

a)

liver

b)

gallbladder

c)

spleen

d)

pancreas

9.

What is the first Nutrient that is broken down in the digestion process?

a)

Fats

b)

Carbohydrates

c)

Proteins

d)

Fiber

10.

Pick the correct order of digestion

a)

Mouth,stomach,esophagus,large intestine,small intestine

b)

Mouth,esophagus,stomach,small intestine, large intestine

c)

Mouth, esophagus, stomach, large intestine, small intestine, colon

d)

Mouth, stomach, esophagus, small intestine, large intestine

11.

What chemical breaks down Fat?

a)

Water

b)

Saliva

c)

Sodium

d)

Bile

12.

Which of the following are types of partially digested food? (select two)

a)

Chronus

b)

Bolus

c)

Rugae

d)

Chyme

13.

The upper and lower esophageal (a)   control the entrance in/exit out of the esophagus.

14.

What part of the small intestine connects to the large intestine?

a)

Duodenum

b)

Ileum

c)

Jejunum

15.

Which of the following are true of villi? (select all that apply)

a)

Found in stomach and small intestine

b)

Small, fingerlike projections

c)

Increase surface area

d)

Aid peristalsis

16.

Which of the following is classified as an accessory organ of the digestive system?

a)

Pharynx

b)

Esophagus

c)

Pancreas

d)

Duodenum

17.

_____________ in saliva facilitates the chemical breakdown of ________________ in the mouth.

a)

Pepsin ; protein

b)

Lipase ; fat (lipids)

c)

Amylase ; carbohydrates

d)

Nucleases ; DNA

18.

The chief cells of the gastric glands in your stomach produce which protein-digesting enzyme?

a)

Amylase

b)

Gastric Lipase

c)

Pepsin

d)

Bile

19.

Which accessory organ to the digestive system produces digestive enzymes for the chemical breakdown of carbs, fats, proteins, and nucleic acids?

a)

Pancreas

b)

Liver

c)

Spleen

d)

Gall Bladder

20.

What are the contents in your stomach called after mechanical and chemical digestion?

a)

Bolus

b)

Chyme

c)

Food

d)

Feces

21.

What are the TWO types of vitamins our body uses? Select from the list below:

a)

Water soluble

b)

Fat soluble

c)

Protein soluble

d)

Carbohydrate soluble

22.

What connects the mouth to the stomach

a)

epiglottis

b)

pylorus

c)

esophagus

d)

tongue

23.

Name the teeth shown in GREEN in this image.

a)

canines

b)

bicuspid (premolar)

c)

incisors

d)

molars

24.

Name the teeth shown in ORANGE in this image.

a)

canines

b)

bicuspid (premolar)

c)

incisors

d)

molars

25.

_______ are the bumps on the tongue on which taste buds, collection of taste neurons, sit.

a)

gustatory cells

b)

hair cells

c)

papillae

d)

uvulae

26.

Name the structure to which line A is pointing.

a)

uvula

b)

tonsil

c)

tongue

d)

tooth

27.

The calcified tissue that covers the surface of your teeth is termed _________.

a)

root

b)

crown

c)

nerves

d)

enamel

28.

The stomach wall produces mucus to cover its surface. Which of the following statements correctly describe(s) the function of the mucus?

(1) It kills the bacteria in the ingested food.

(2) It prevents the rubbing of food against the stomach wall.

(3) It protects the stomach wall from the action of the digestive enzymes.

a)

(1) only

b)

(3) only

c)

(1) and (2) only

d)

(2) and (3) only

29.

In the alimentary canal, bacteria in food are mainly killed by

a)

saliva

b)

mucus

c)

gastric juice

d)

pancreatic juice

30.

Protein digestion takes place

a)

in the mouth

b)

in the stomach

c)

in the stomach and duodenum

d)

all of the above

31.

Hydrochloric acid is secreted in the _______________ .

a)

oesophagus

b)

stomach

c)

large intestine

d)

small intestine

32.

What nutrient helps regulate the digestive system?

a)

Dietary Fiber

b)

Vitamins

c)

Minerals

d)

Protein

33.

Which of the following is NOT one of the five tastes your tongue can detect?

a)

Salty

b)

Sour

c)

Savory (Umami)

d)

Soapy

e)

Sweet

34.

An inactive enzyme secreted by the chief cells

a)

Pepsinogen

b)

Pepsin

c)

Hydrochloric acid

d)

Amylase

35.

What enzyme breaks down proteins when it is activated by hydrochloric acid?

a)

Pepsin

b)

Peptin

c)

Pepto

d)

Protein

36.

What is the lingual frenulum?

a)

Connects tongue to the floor of the mouth

b)

Soft projection from the soft palate

c)

Closes the larynx during swallowing

d)

Closes off stomach from the esophagus

37.

What is part "1"?

a)

Fundus

b)

Cardia

c)

Pylorus

d)

Body

38.

What is part "9"?

a)

Duodenum

b)

Jejunum

c)

Ileum

d)

Fundus

39.

What is part "2"?

a)

Body

b)

Pylorus

c)

Fundus

d)

Rugae

40.

What is part "5"?

a)

Cardia

b)

Fundus

c)

Duodenum

d)

Pylorus

41.
From superior to inferior, the three regions of the pharynx are the _____. 
a)
oropharynx, nasopharynx, laryngopharynx
b)
nasopharynx, oropharynx, laryngopharynx
c)
laryngopharynx, oropharynx, nasopharynx
d)
nasopharynx, laryngopharynx, oropharynx
42.

What is not present in the gastric juice?

a)

pepsinogen

b)

water

c)

HCl

d)

antibodies

43.

Gastric Juice is produced by ___ in found in ____.

a)

Gastric Glands, Gastric Pits

b)

Gastric Pits, Gastric Glands

c)

Gastric Pits, Parietal Cells

d)

Gastric Glands, Chief Cells

e)

Parietal Cells, Chief Cells

44.

Gastric juice is highly acidic with a pH ...

a)

1.5 - 3.5

b)

7

c)

8.5-9.5

d)

10

e)

13

45.

Secretes hydrochloric acid (HCl) makes stomach pH 1.5-3.5

a)

Chief Cells

b)

Parietal Cell

c)

Mucus Cell

d)

Gastric Glands

e)

Gastric Juice

46.

Which is NOT a phase of digestion?

a)

cephalic

b)

gastric

c)

intestinal

d)

renal

47.

How much can the stomach hold?

a)

2-4 pints

b)

2-4 quarts

c)

2-4 liters

d)

2-4 mL

48.

If you vomit due to stress of anxiety, this is caused by which of the following?

a)

cephalic phase

b)

gastric phase

c)

intestinal phase

49.

Gastrin stimulates the secretion of

a)

Acid

b)

carboxypeptidase

c)

trypsin

d)

chymotrypsin

50.

Contractions of the _____ layer of the intestinal wall function to change the shape of the intestinal lumen and moves food its length.

a)

muscularis

b)

mucosa

c)

submucosa

d)

serosa

e)

adventitia

51.

The prominent ridges in the lining of the stomach are called

a)

rugae

b)

papillae

c)

villi

d)

plicae

52.

The first part of the large intestine is the

a)

ascending colon

b)

transverse colon

c)

sigmoid colon

d)

cecum

53.

Which number shows the transverse colon?

a)

15

b)

16

c)

17

d)

18

54.
Which vessel brings nutrient-rich, oxygen-poor blood from the small intestines to the liver?
a)
hepatic vein
b)
hepatic portal vein
c)
hepatic artery
d)
inferior vena cava
55.

Which of these is NOT stored by the liver?

a)

Vitamins

b)

Bile

c)

Iron

d)

Glycogen

56.

Celiac disease is caused by

a)

chronic constipation

b)

chronic heartburn

c)

the body's immune system attacking its own cells

d)

producing too much bile

57.

What is an inflammation of the blood vessels at the end of your digestive tract?

a)

Diverticulitis

b)

Food poisoning

c)

Hemorrhoids

d)

Gallstones

58.

In this disease, your body cannot break down the carb in dairy products.

a)

Crohn's Disease

b)

Irritable Bowel Syndrome

c)

Lactose Intolerance

d)

Anemia

59.

Diverticulitis affects the...

a)

Heart

b)

Kidney

c)

Small and large intestine

d)

Pancreas

60.

When you have celiac disease and you eat something with gluten, you do more damage to your small intestines.

a)

True

b)

False

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