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DIGESTIVE SYSTEM

Total questions: 141

Worksheet time: 1hrs 10mins

Name
Class
Date
1.
Where does digestion begin?
a)
Mouth
b)
Stomach
c)
Esophagus
d)
Duodenum
2.
What is the name of the first 4 teeth in the front of your mouth?
a)
Incisors
b)
Cuspids
c)
Bicuspids
d)
Molars
3.
What do the Incisors do?
a)
Cut off chunks
b)
Tear food apart
c)
Crush food
d)
Grind food
4.
When food mixes with saliva it becomes a soft ball called
a)
Saliva
b)
Pepsin
c)
Bolus
d)
Enzyme
5.
Saliva begins to break down
a)
Carbohydrates
b)
Proteins
c)
Fats
d)
Sugars
6.
The long tube that the food travels in from the mouth to the stomach is the
a)
Esophagus
b)
Trachea
c)
Duodenum
d)
Pancreas
7.
The squeezing motion that pushes the food down the Esophagus is
a)
Peristaltic Movements
b)
Gravity
c)
Wind Pipe Movements
d)
Muscle Contractions
8.
The valve that opens to let food enter the stomach from the esophagus
a)
Cardiac Sphincter
b)
Pyloric Sphincter
c)
Peristaltic Contractions
d)
Trap Door
9.
Which gastric juice protects the lining of the stomach from the HCL?
a)
Hydrochloric Acid
b)
Pepsin
c)
Mucus
d)
Bile
10.
Which gastric juice transforms proteins into amino acids?
a)
Hydrochloric Acid
b)
Pepsin
c)
Mucus
d)
Bile
11.
After about 3 hours the food has been churned into a soupy mixture called
a)
Chyme
b)
Chime
c)
Bolus
d)
Bile
12.
Which gastric juice helps soften the food and kills any germs in the food?
a)
Hydrochloric Acid
b)
Pepsin
c)
Mucus
d)
Bile
13.
The valve that opens to let food enter the small intestine from the stomach
a)
Cardiac Sphincter
b)
Pyloric Sphincter
c)
Peristaltic Contractions
d)
Trap Door
14.
What is the name of the first 10 inches of the small intestine?
a)
Duodenum
b)
Jejunum
c)
Ileum
d)
Villi
15.
What is the name of the organ that makes bile?
a)
Stomach
b)
Liver
c)
Gall Bladder
d)
Pancreas
16.
Where is bile stored?
a)
Duodenum
b)
Liver
c)
Gall Bladder
d)
Pancreas
17.
What nutrient does bile break up?
a)
Carbohydrates
b)
Protein
c)
Fats
d)
Sugar
18.
Where does digestion begin?
a)
Mouth
b)
Stomach
c)
Esophagus
d)
Duodenum
19.
What is the name of the first 4 teeth in the front of your mouth?
a)
Incisors
b)
Cuspids
c)
Bicuspids
d)
Molars
20.
What do the Incisors do?
a)
Cut off chunks
b)
Tear food apart
c)
Crush food
d)
Grind food
21.
What is the name of the 1 tooth with 1 point?
a)
Incisors
b)
Cuspids
c)
Bicuspids
d)
Molars
22.
What is the job of the Cuspids?
a)
Cut off chunks
b)
Tear food apart
c)
Crush food
d)
Grind food
23.
What is the name of the 2 teeth with 2 points?
a)
Incisors
b)
Cuspids
c)
Bicuspids
d)
Molars
24.
What is the job of the Bicuspids?
a)
Cut off chunks
b)
Tear food apart
c)
Crush food
d)
Grind food
25.
What is the job of the Molars?
a)
Cut off chunks
b)
Tear food apart
c)
Crush food
d)
Grind food
26.
What is the name of the 3 broad, flat teeth at the back of your mouth?
a)
Incisors
b)
Cuspids
c)
Bicuspids
d)
Molars
27.
The job of the tongue is to...
a)
push the food between the teeth
b)
create saliva
c)
help swallow the food
d)
break down carbohydrates
28.
When food mixes with saliva it becomes a soft ball called
a)
Saliva
b)
Pepsin
c)
Bolus
d)
Enzyme
29.
What is the name of the chemical made in the mouth?
a)
Saliva
b)
Pepsin
c)
Bolus
d)
Enzyme
30.
Saliva begins to break down
a)
Carbohydrates
b)
Proteins
c)
Fats
d)
Sugars
31.
The long tube that the food travels in from the mouth to the stomach is the
a)
Esophagus
b)
Trachea
c)
Duodenum
d)
Pancreas
32.
The squeezing motion that pushes the food down the Esophagus is
a)
Peristaltic Movements
b)
Gravity
c)
Wind Pipe Movements
d)
Muscle Contractions
33.
The squeezing motion that pushes the food from the stomach to the small intestine
a)
Peristaltic Movements
b)
Gravity
c)
Stomach Movements
d)
Muscle Contractions
34.
The valve that opens to let food enter the stomach from the esophagus
a)
Cardiac Sphincter
b)
Pyloric Sphincter
c)
Peristaltic Contractions
d)
Trap Door
35.
Which gastric juice protects the lining of the stomach from the HCL?
a)
Hydrochloric Acid
b)
Pepsin
c)
Mucus
d)
Bile
36.
Which gastric juice transforms proteins into amino acids?
a)
Hydrochloric Acid
b)
Pepsin
c)
Mucus
d)
Bile
37.
After about 3 hours the food has been churned into a soupy mixture called
a)
Chyme
b)
Chime
c)
Bolus
d)
Bile
38.
Which gastric juice helps soften the food and kills any germs in the food?
a)
Hydrochloric Acid
b)
Pepsin
c)
Mucus
d)
Bile
39.
The valve that opens to let food enter the small intestine from the stomach
a)
Cardiac Sphincter
b)
Pyloric Sphincter
c)
Peristaltic Contractions
d)
Trap Door
40.
What is the name of the first 10 inches of the small intestine?
a)
Duodenum
b)
Jejunum
c)
Ileum
d)
Villi
41.
What is the chemical made by the Duodenum?
a)
Alkali
b)
Bile
c)
Insulin
d)
Pepsin
42.
Which chemical neutralizes the acid in the chyme?
a)
Alkali
b)
Bile
c)
Insulin
d)
Pepsin
43.
What is the name of the organ that makes bile?
a)
Stomach
b)
Liver
c)
Gall Bladder
d)
Pancreas
44.
Where is bile stored?
a)
Duodenum
b)
Liver
c)
Gall Bladder
d)
Pancreas
45.
What nutrient does bile break up?
a)
Carbohydrates
b)
Protein
c)
Fats
d)
Sugar
46.
What is the chemical made by the Pancreas?
a)
Alkali
b)
Bile
c)
Insulin
d)
Pepsin
47.
What nutrient does insulin control?
a)
Carbohydrates
b)
Protein
c)
Fats
d)
Sugar
48.
The small intestine has this many main parts
a)
2
b)
3
c)
4
d)
5
49.
The second section of the small intestine
a)
Duodenum
b)
Jejunum
c)
Ileum
d)
Villi
50.
The last part of the small intestine
a)
Duodenum
b)
Jejunum
c)
Ileum
d)
Villi
51.
The main function is to absorb as many nutrients as possible
a)
Small Intestine
b)
Large Intestine
c)
Stomach
d)
Pancreas
52.
Million of finger-like projects that line the small intestine and help absorb the nutrients
a)
Villi
b)
Bile
c)
Ileum
d)
Chyme
53.
The large intestine has ___ main parts
a)
2
b)
3
c)
4
d)
5
54.
The first part of the large intestine
a)
Cecum
b)
Colon
c)
Rectum
d)
Appendix
55.
The colon has ____ main parts
a)
2
b)
3
c)
4
d)
5
56.
This part of the colon goes up the right side of the abdomen
a)
Ascending Colon
b)
Transverse Colon
c)
Descending Colon
d)
Sigmoid Colon
57.
This part of the colon goes across the top of the abdomen
a)
Ascending Colon
b)
Transverse Colon
c)
Descending Colon
d)
Sigmoid Colon
58.
This part of the colon goes down the left side of the abdomen
a)
Ascending Colon
b)
Transverse Colon
c)
Descending Colon
d)
Sigmoid Colon
59.
This part of the colon connects to the rectum
a)
Ascending Colon
b)
Transverse Colon
c)
Descending Colon
d)
Sigmoid Colon
60.
The main function is to absorb water and salt
a)
Colon
b)
Large Intestine
c)
Cecum
d)
Rectum
61.
The main function is to store waste materials before they leave the body
a)
Colon
b)
Large Intestine
c)
Cecum
d)
Rectum
62.

The second part of the large intestine

a)

Cecum

b)

Colon

c)

Rectum

d)

Appendix

63.

The third part of the large intestine

a)

Cecum

b)

Colon

c)

Rectum

d)

Appendix

64.

The small, tube shaped organ that hangs from the Cecum

a)

Villi

b)

Colon

c)

Rectum

d)

Appendix

65.
The second section of the small intestine
a)
Duodenum
b)
Jejunum
c)
Ileum
d)
Villi
66.
The last part of the small intestine
a)
Duodenum
b)
Jejunum
c)
Ileum
d)
Villi
67.
The main function is to absorb as many nutrients as possible
a)
Small Intestine
b)
Large Intestine
c)
Stomach
d)
Pancreas
68.
Million of finger-like projects that line the small intestine and help absorb the nutrients
a)
Villi
b)
Bile
c)
Ileum
d)
Chyme
69.
The first part of the large intestine
a)
Cecum
b)
Colon
c)
Rectum
d)
Appendix
70.

The second part of the large intestine

a)

Cecum

b)

Colon

c)

Rectum

d)

Appendix

71.

The third part of the large intestine

a)

Cecum

b)

Colon

c)

Rectum

d)

Appendix

72.

The small, tube shaped organ that hangs from the Cecum

a)

Villi

b)

Colon

c)

Rectum

d)

Appendix

73.

Which muscular organ positions food for chewing, mixes food with saliva, and pushes the food down the pharynx during swallowing?

a)

Epiglottis

b)

Soft palate

c)

Teeth

d)

Tongue

74.

Which structure contains water to moisten food, mucins to lubricate food, amylase to initiate carbohydrate digestion, and ions to neutralize acidic foods?

a)

Oral cavity

b)

Salivary gland

c)

Duodenum

d)

Esophagus

75.

This structure lowers over the opening of the trachea to prevent food from entering the respiratory tract.

a)

Cardiac sphincter

b)

Pyloric sphincter

c)

Epiglottis

d)

Pharynx

76.

The muscular tube that moves food from the pharynx to the stomach is called the...

a)

Jejunum

b)

Ileum

c)

Cecum

d)

Esophagus

77.

The involuntary contractions in the esophagus are called...

a)

Peristalsis

b)

Chyme

c)

Bolus

d)

Gastrin

78.

The entrance for food where it is then mechanically digested...

a)

Stomach

b)

Anus

c)

Oral cavity

d)

Liver

79.

The throat or the passageway that is shared by both food and air...

a)

Larynx

b)

Pharynx

c)

Pepsin

d)

Secretin

80.

The door into the stomach that regulates food entry and prevents stomach contents from going back up the esophagus...

a)

Epiglottis

b)

Pyloric sphincter

c)

Cardiac sphincter

d)

Appendix

81.

The structure responsible for the mechanical digestion of food to increase its surface area for chemical digestion...

a)

Teeth

b)

Gall bladder

c)

Pancreas

d)

Liver

82.

Secretes hydrochloric acid, pepsin, mucus ions, and gastrin...

a)

Small intestine

b)

Large intestine

c)

Pancreas

d)

Stomach

83.

Stores bile and contracts to release bile when signaled...

a)

Liver

b)

Gall bladder

c)

Pancreas

d)

Appendix

84.

Bile factory and helps break down fats...

a)

Liver

b)

Pancreas

c)

Small intestine

d)

Gall bladder

85.

Which muscular organ positions food for chewing, mixes food with saliva, and pushes the food down the pharynx during swallowing?

a)

Epiglottis

b)

Soft palate

c)

Teeth

d)

Tongue

86.

Which structure contains water to moisten food, mucins to lubricate food, amylase to initiate carbohydrate digestion, and ions to neutralize acidic foods?

a)

Oral cavity

b)

Salivary gland

c)

Duodenum

d)

Esophagus

87.

This structure lowers over the opening of the trachea to prevent food from entering the respiratory tract.

a)

Cardiac sphincter

b)

Pyloric sphincter

c)

Epiglottis

d)

Pharynx

88.

The muscular tube that moves food from the pharynx to the stomach is called the...

a)

Jejunum

b)

Ileum

c)

Cecum

d)

Esophagus

89.

The involuntary contractions in the esophagus are called...

a)

Peristalsis

b)

Chyme

c)

Bolus

d)

Gastrin

90.

The entrance for food where it is then mechanically digested...

a)

Stomach

b)

Anus

c)

Oral cavity

d)

Liver

91.

The structure that lifts during swallowing to prevent food or liquids from entering your nasal passageways...

a)

Epiglottis

b)

Soft palate

c)

Uvula

d)

Mucous membrane

92.

The throat or the passageway that is shared by both food and air...

a)

Larynx

b)

Pharynx

c)

Pepsin

d)

Secretin

93.

The door into the stomach that regulates food entry and prevents stomach contents from going back up the esophagus...

a)

Epiglottis

b)

Pyloric sphincter

c)

Cardiac sphincter

d)

Appendix

94.

The structure responsible for the mechanical digestion of food to increase its surface area for chemical digestion...

a)

Teeth

b)

Gall bladder

c)

Pancreas

d)

Liver

95.

Secretes hydrochloric acid, pepsin, mucus ions, and gastrin...

a)

Small intestine

b)

Large intestine

c)

Pancreas

d)

Stomach

96.

Stores bile and contracts to release bile when signaled...

a)

Liver

b)

Gall bladder

c)

Pancreas

d)

Appendix

97.

Bile factory and helps break down fats...

a)

Liver

b)

Pancreas

c)

Small intestine

d)

Gall bladder

98.

The door out of the stomach that opens into the first part of the small intestine...

a)

Cardiac sphincter

b)

Pyloric sphincter

c)

Duodenum

d)

Jejunum

99.

The first part of the small intestine, secretes secretin to communicate with the pancreas to release pancreatic juices and CKK to communicate with the gall bladder to release bile...

a)

Jejunum

b)

Ileum

c)

Cecum

d)

Duodenum

100.

Produces ions to neutralize acidic chyme to prevent intestinal damage and also makes enzymes to aid in chemical breakdown of lipids, proteins, and carbs...

a)

Pancreas

b)

Liver

c)

Gall bladder

d)

Appendix

101.

A vestigial structure without a currently known function...

a)

Appendix

b)

Anus

c)

Rectum

d)

Large intestine

102.

The third part of the small intestine where nutrient absorption is completed with the help of villi...

a)

Ileum

b)

Cecum

c)

Duodenum

d)

Jejunum

103.

The second part of the small intestine where absorption of nutrients begins...

a)

Cecum

b)

Jejunum

c)

Duodenum

d)

Ileum

104.

The first part of the large intestine...

a)

Cecum

b)

Duodenum

c)

Rectum

d)

Ileum

105.

Responsible for storing food waste and reabsorbing water from food waste...

a)

Small intestine

b)

Large intestine

c)

Rectum

d)

Pancreas

106.

Stores feces until a bowel movement stimulates the urge to void...

a)

Anus

b)

Colon

c)

Rectum

d)

Bladder

107.

A sphincter that regulates the release of feces to the outside...

a)

Anus

b)

Villi

c)

Cardiac sphincter

d)

Pyloric sphincter

108.

This region of the small intestine absorbs simple sugars...

a)

Duodenum

b)

Cecum

c)

Jejunum

d)

Ileum

109.

This region of the small intestine absorbs amino acids and water-soluble vitamins...

a)

Duodenum

b)

Cecum

c)

Ileum

d)

Jejunum

110.

This region of the small intestine absorbs fats and fat-soluble vitamins...

a)

Cecum

b)

Ileum

c)

Duodenum

d)

Jejunum

111.

This intestine is longer.

a)

Small

b)

Large

112.

This intestine absorbs water.

a)

Large

b)

Small

113.

This intestine absorbs nutrients.

a)

Small

b)

Large

114.

This organ produces urine.

a)

Pancreas

b)

Liver

c)

Kidney

d)

Gall bladder

115.

Urine is stored in the _______ , and exits through the ______.

a)

urethra; bladder

b)

kidneys; bladder

c)

bladder; urethra

d)

kidneys; urethra

116.

Which is NOT a function of the kidneys?

a)

Filtration of blood

b)

Re-absorption of useful materials

c)

Excretion of waste materials and releasing of hormones

d)

Using nutrients to build complex molecules needed by cells

e)

Maintains electrolyte, pH, and fluid levels

117.

About 1,000,000 of these are found in each kidney that handle the blood filtration process...

a)

Loops of Henle

b)

Bowman's Capsules

c)

Glomerulus

d)

Nephrons

118.

This type of diabetes results from the pancreas not producing insulin...

a)

Type 1

b)

Type 2

119.

This type of diabetes results from the cells of the body becoming resistant to the insulin that the pancreas produces...

a)

Type 1

b)

Type 2

120.

Diabetic patients can receive treatment through a kidney transplant or ...

a)

dialysis

b)

chemotherapy

c)

radiation

121.

The third part of the small intestine where nutrient absorption is completed with the help of villi...

a)

Ileum

b)

Cecum

c)

Duodenum

d)

Jejunum

122.

The second part of the small intestine where absorption of nutrients begins...

a)

Cecum

b)

Jejunum

c)

Duodenum

d)

Ileum

123.

Responsible for storing food waste and reabsorbing water from food waste...

a)

Small intestine

b)

Large intestine

c)

Rectum

d)

Pancreas

124.

A sphincter that regulates the release of feces to the outside...

a)

Anus

b)

Villi

c)

Cardiac sphincter

d)

Pyloric sphincter

125.

This intestine absorbs water.

a)

Large

b)

Small

126.

This intestine is longer.

a)

Small

b)

Large

127.
Bile is made by which digestive organ?
a)
Gallbladder
b)
Stomach
c)
Rectum
d)
Liver
128.

What is the body system that breaks down food into energy that the body can use?

a)

Skeletal System

b)

Circulatory System

c)

Nervous System

d)

Digestive System

129.

Where does the digestive system begin?

a)

Mouth

b)

Esophagus

c)

Stomach

d)

Small Intestine

130.

The _____________ is a long tube that connects the mouth to the stomach.

a)

Tongue

b)

Rectum

c)

Esophagus

d)

Small Intestine

131.
Pepsin in the stomach is the primary digestion of what?
a)
Carbohydrates
b)
Proteins
c)
Fats
d)
Fiber
132.

What is the function of a small intestine

a)

to crunch the food

b)

To add enzymes

c)

Contains hydrochloric acid

d)

To absorb nutrients and water

133.

what is mechanical digestion

a)

breaks down large food particles into smaller food particles that can be taken in by cells

b)

breaks down large food particles into smaller food particles that can be taken in by cells

c)

uses mouth esophagus and stomach to break down food by chewing and mashing

134.

What is the function of a large intestine

a)

To absorb remaining water and to get rid of remaining waste

b)

to use enzymes to break down food even further

135.

Before starch can enter a cell, it must be

a)

absorbed by simple sugars

b)

diffused into simple sugars

c)

digested to form simple sugars

d)

actively transported by simple sugars

136.

The digestion of starch begins in the

a)

mouth

b)

stomach

c)

gall bladder

d)

small intestine

137.

In humans, structures that absorb most of the products of digestion are the

a)

ducts of the pancreas

b)

cells of the esophagus

c)

muscular folds of the gallbladder

d)

villi of the small intestine

138.

What occurs during the digestion of proteins?

a)

Specific enzymes break down proteins into amino acids.

b)

Specific hormones break down proteins into simple sugars.

c)

Specific hormones break down proteins into complex starches.

d)

Specific enzymes break down proteins into simple sugars.

139.
Label This Part
a)
Large Intestine/Colon
b)
Small Intestine
c)
Stomach
d)
Gallbladder
140.
Label This Part
a)
Gallbladder
b)
Small Intestine
c)
Colon
d)
Tonsils
141.

The best group in the school is...

a)

1º A

b)

2ºB

c)

3º BILINGUAL

d)

2º A