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WorksheetsHealth Sci 20 Digestion
Total questions: 52
Worksheet time: 26mins
Name
Class
Date
1.
Digestion begins here.
a)
mouth
b)
stomach
c)
large intestine
d)
small intestine
2.
Chewing food with teeth is an example of a
a)
physical digestion
b)
chemical digestion
3.
Changes the size, shape, or color of food:
a)
Physical digestion
b)
Chemical Digestion
4.
The enzyme "amylase" found in saliva (spit) chemically changes carbohydrates into
a)
fatty acids
b)
amino acids
c)
simple sugars
d)
proteins
5.
The stomach squeezes and churns (mixes) food, this is a
a)
Chemical digestion
b)
Physical digestion
6.
"Peristalsis" is wave-like contractions of smooth muscle along the entire digestive tract from the esophagus to the anus. This involuntary action squeezes food. Therefore this is an example of
a)
physical digestion.
b)
chemical digestion.
7.
The esophagus leads to the
a)
stomach
b)
liver
c)
intestines
d)
pancreas
8.
During its journey through the digestive tract, at some point food enters the
a)
liver
b)
gallbladder
c)
pancreas
d)
duodenum
9.
Acids and enzymes are used in
a)
physical digestion
b)
chemical digestion
10.
During chemical digestion
a)
only changes in size and shape occur
b)
a new substance is formed
11.
First section of the small intestine
a)
Duodenum
b)
ileium
c)
jejunum
d)
rectum
12.
Produces insulin and enzymes to help digest food
a)
liver
b)
pancreas
c)
gallbladder
d)
esophagus
13.
Tube that carries swallowed food to the stomach
a)
esophagus
b)
liver
c)
pancreas
d)
rectum
14.
The last section of the large intestine
a)
duodenum
b)
rectum
c)
jejunum
d)
ileum
15.
Stores bile
a)
pancreas
b)
liver
c)
stomach
d)
gallbladder
16.
Produces bile
a)
gallbladder
b)
stomach
c)
liver
d)
small intestine
17.
Saliva contains digestive enzymes to begin digesting?
a)
carbohydrates
b)
fats
c)
proteins
d)
all of the above
18.
The partially mixed digested liquid mixture in the stomach is called?
a)
borborygmus
b)
ascites
c)
rugae
d)
chyme
19.
The correct order of the three sections of the small intestines is:
a)
duodenum, jejunum, ileum
b)
ileum, jejunum, duodenum
c)
duodenum, ileum, jejunum
d)
jejunum, duodenum, ileum
20.
majority of nutrients are absorbed here
a)
Small Intestine
b)
Stomach
c)
Pancreas
d)
Esophagus
21.
connects the mouth to the stomach and moves food by muscular waves called peristalsis
a)
Small Intestine
b)
Stomach
c)
Pancreas
d)
Esophagus
22.
Creates insulin
a)
Small Intestine
b)
Stomach
c)
Pancreas
d)
Esophagus
23.
Secrete an enzyme that breaks down starch into glucose
a)
gall bladder
b)
Salivary Glands
c)
Liver
d)
Large Intestine
24.
produces bile which helps break down fats in the small intestine
a)
Mouth
b)
Liver
c)
Salivary Glands
d)
Large Intestine
25.
begins the mechanical breakdown of food
a)
Mouth
b)
Liver
c)
Salivary Glands
d)
Large Intestine
26.
place where water is reabsorbed from undigested matter
a)
Mouth
b)
Liver
c)
Salivary Glands
d)
Large Intestine
27.
tiny fingerlike projections in the small intestine
a)
Gall Bladder
b)
Villi
c)
Rectum
d)
Pancreas
28.
compresses waste and stores it until it is ready to leave the body
a)
Gall Bladder
b)
Villi
c)
Rectum
d)
Esophagus
29.
1. The primary function of the small intestine is:
a)
nutrient absorption
b)
water absorption
c)
waste secretion
d)
vitamin conversion
30.
The role of the villi is to _________________________________ from the small intestine
a)
produce saliva
b)
Water absorption
c)
waste secretion
d)
send nutrients into bloodstream
31.
What is the digestive system?
a)
breathing system
b)
system of nerves
c)
food processing system
d)
blood transporting system
32.
What is the main function of the digestive system?
a)
transport oxygen through the body
b)
remove waste
c)
break large food particles into smaller molecules
d)
to hold the body upright
33.
After chewing, the food is swallowed and passes down the ______________________ to the ______________________________.
a)
esophagus, stomach
b)
wind pipe, esophagus
c)
salivary glands, esophagus
d)
liver, small intestine
34.
What is the first step in the digestion process?
a)
Mouth
b)
Stomach
c)
pancreas
d)
Colon
35.
Where does partly digested food go after it leaves the stomach?
a)
esophagus
b)
appendix
c)
small intestine
d)
large intestine
36.
Digestion takes place in a long tube-like canal called the digestive tract. Food travels through these organs in the following order:
a)
mouth, esophagus, stomach, sm. intestine, lg intestine, anus
b)
mouth, esophagus, stomach, large intestine, small intestine, anus
c)
mouth, stomach, esophagus, small intestine, large intestine, anus
d)
mouth, small intestine, large intestine, stomach, esophagus, anus
37.
Bile, in our small intestine, chemically changes fats by __________________________.
a)
moistening it
b)
making the food more dense
c)
providing heat to speed the reaction
d)
breaking it down into small compounds
38.
During digestion, carbohydrates/starches break down into
a)
proteins
b)
waste
c)
complex carbohydrates
d)
sugars
39.
Where is the pancreas located?
a)
Behind the stomach
b)
Behind the small intestine
c)
Inside the small intestine
d)
Behind the large intestine
40.
What does the stomach do to your food?
a)
Pulls the vitamins and minerals out.
b)
Helps move food to the back of your throat.
c)
Turns it into a liquid mixture.
d)
Collects the waste.
41.
Which organ pulls out the vitamins and minerals from the food you've eaten?
a)
large intestines
b)
small intestines
c)
stomach
d)
pancreas
42.
What is the appendix attaches to?
a)
liver
b)
pancreas
c)
large intestine
d)
small intestine
43.
What is the last part of the large intestine called?
a)
pancreas
b)
esophagus
c)
appendix
d)
rectum
44.
What are the 3 friends that help the small intestine with pulling out vitamins and minerals?
a)
liver, pancreas, gallbladder
b)
liver, pancreas, esophagus
c)
gallbladder, pancreas, stomach
d)
rectum, pancreas, liver
45.
Which of the following is NOT a job of the stomach?
a)
empty the liquid mixture of food into the small intestines
b)
to store food you've eaten
c)
to pull vitamins and minerals
d)
to break food down into a liquid mixture
46.
Which organ produces bile?
a)
pancreas
b)
stomach
c)
liver
d)
gallbladder
47.
Where is waste stored before it is ready to leave the body?
a)
rectum
b)
large intestines
c)
pancreas
d)
small intestines
48.
A substance that is necessary for normal functioning of the body.
a)
food
b)
nutrition
c)
barium
d)
nutrients
49.
Name the acid contained within the stomach...
a)
Hydrochloric Acid
b)
Amylase
c)
Digestive Acid
d)
Pancreatic Acid
50.
What is absorbed in the large intestine?Hint: Remember the sponges in our group activity.
a)
Water
b)
Nutrients
c)
Feces
d)
Blood
51.
Iodine turns blue black (indigo) in the presence of
a)
glucose
b)
starch
c)
maltose
d)
glycogen
52.
Benedict's Solution will turn orange if heated in the presence of
a)
glycogen
b)
starch
c)
maltose
d)
glucose
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