Download Digestive System Worksheet

HS 20 - Weir
The Digestive System Worksheet
Part A: Fill in the missing words using the following word bank:
appendix
mouth
nutrients
colon
muscle
hydrochloric acid
small intestine
broken
chyme
esophagus
anus
saliva
gall bladder
1.
2.
3.
4.
5.
6.
7.
Digestion begins in the ___________________.
The _____________________ connects the mouth to the stomach.
In the mouth food is chewed and mixed with __________________.
Food contains ___________________ which all living things need for survival.
From the stomach food then passes to the _______________________________________.
When digestion occurs the food is being ___________________ down.
In the stomach the food is digested by a combination of _____________________________ and
________________ contractions.
8. The food is broken down into a semi-fluid called ________________
9. The food does not actually move through the _____________________________ or the
________________________________.
10. Undigested food is stored in the ____________ and passes out the body through the ________.
Part B: Draw a line from the words to their correct definitions:
1.
2.
3.
4.
5.
6.
7.
8.
9.
Mouth
Liver
Sailvary Glands
Bile
Stomach
Esophagus
Gall bladder
Pancreas
Duodenum
a.
b.
c.
d.
e.
f.
g.
h.
i.
Some digestion and storage takes place; leads into the intestine
Pushes food into stomach
Takes food into the body; chews food into small pieces
Substance important in the digestion of lipids(fat)
Large organ that produces bile
First part of the small intestine leading from the stomach
Open into the mouth and produce saliva
Responsible for the production of digestive juices and insulin
Structure near the liver that stores bile
Part C: Write the correct name of each structure:
Word Bank:
Mouth
rectum
stomach
Small intestine
gall bladder
salivary glands
liver
large intestine
anus
pancreas
appendix
esophagus
Part D: Circle the correct answer for each question
1. The liver is
a) An organ that produces insulin
b) Part of the large intestine
c) An organ that produces bile
d) A part of the duodenum
2. The appendix…
a) Is part of the stomach
b) Is continuous with the esophagus
c) Produces insulin
d) Has no known function
3. The stomach…
a) Produces pepsin
b) Produces bile
c) Produces Hydrochloric acid
d) Both a and c
4. Swallowing is
a) Not possible while lying down
b) Possible when the body is in any position
c) Not possible while standing on your head
d) Only possible when sitting at a table
5. Bile salts are known to break down:
a) Carbohydrates
b) Fats
c) Proteins
d) Sugars
6. Which of the following is NOT a step in the process of digestion:
a) Egestion
b) Ingestion
c) Exergestion
d) Absorption
7. The protein digesting enzyme produced in the stomach is called:
a) Insulin
b) Pepsin
c) Hydrochloric acid
d) Peptide
8. The tube that is the passage way for food that runs the length of the digestive system is called
the:
a) Gasto Canal
b) Gastrointestinal Tract
c) Gastrointestinal Tube
d) Esophagus
9. The first step of digestion occurs in the __________.
a) Stomach
b) Duodenum
c) Small intestine
d) Mouth
10. A break in the mucus layer protecting your stomach could result in:
a) An ulcer
b) A bacterial infection
c) A lack of oxygen reaching the body tissues
d) Your stomach will digest itself