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Digestion & Excretion

Total questions: 40

Worksheet time: 30mins

Name
Class
Date
1.
Muscular tube that connects the mouth to the stomach
a)
Epiglottis
b)
Peristalsis
c)
Stomach
d)
Esophagus
2.

Usable parts of foods

a)

nutrients

b)

heterotrophs

c)

peristalsis

d)

saliva

3.

Muscular organ that churns and mashes food into chyme

a)

Saliva

b)

Tonuge

c)

Esophagus

d)

Stomach

4.

This produces bile

a)

liver

b)

stomach

c)

esophagus

d)

saliva

5.

Tiny finger-like projections of the intestinal wall

a)

villa

b)

bile

c)

gallblatter

d)

gastric protease

6.

Most of digestion occurs here; it is where nutrients are absorbed into the blood stream

a)

small intestine

b)

stomach

c)

esophagus

d)

liver

7.
What is #3 pointing to?
a)
gall bladder
b)
mouth and salivary glands
c)
liver
d)
anus
8.
What is #4 pointing to?
a)
stomach
b)
rectum
c)
large intestine
d)
small intestine
9.
What is #6 pointing to?
a)
stomach
b)
anus
c)
appendix
d)
pancreas
10.
What is #7 pointing to?
a)
rectum
b)
large intestine
c)
mouth and salivary glands
d)
stomach
11.
What is #8 pointing to?
a)
esophagus
b)
pancreas
c)
small intestine
d)
liver
12.
What is #9 pointing to?
a)
appendix
b)
anus
c)
mouth and salivary glands
d)
gall bladder
13.
What is #10 pointing to?
a)
liver
b)
stomach
c)
gall bladder
d)
rectum
14.
What is #11 pointing to?
a)
esophagus
b)
large intestine
c)
gall bladder
d)
anus
15.
What Liver produce?
a)
Red blood cell
b)
Iron
c)
bile
d)
blood sugar
16.
Which organ STORES the bile?
a)
liver
b)
colon
c)
pancreas
d)
gallbladder
17.
Bile helps to break down ___________  so they can be absorbed.
a)
fats
b)
sugars
c)
proteins
d)
carbohydrates
18.
Secretes enzymes
a)
Pancreas
b)
Small Intestine
c)
Urethra
d)
Ureters
19.
What does the mouth do in the digestive process?
a)
It takes food and breaks it down chemically and physically
b)
It only breaks down chemically
c)
It lets you breathe while you eat.
d)
It only breaks down physically
20.
Absorption occurs here.
a)
mouth
b)
small intestine
c)
large intestine
d)
stomach
21.
saliva mixes with food here
a)
liver and pancreas
b)
small intestine
c)
mouth
d)
large intestine
22.
An example of this is chewing.
a)
mechanical digestion
b)
elimination
c)
chemical digestion
d)
absorption
23.
Which stage of digestion removes water?
a)
large intestine
b)
small intestine
c)
mouth
d)
stomach
24.
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
25.
The mouth digests (breaks down) _________ by chewing.
a)
mechanically
b)
chemically
c)
elimination
d)
absorption
26.
This organ absorbs the liquid from undigested foods.
a)
Bladder
b)
Small Intestine
c)
Large Intestine
d)
Kidneys
27.
Type of digestion in the stomach:
a)
Mechanical
b)
Chemical
c)
Both
28.
Where chemical digestion starts.
a)
Small intestine
b)
Oesophagus
c)
Mouth
d)
Stomach
29.
The body system that includes the kidneys and bladder.
a)
endocrine system
b)
integumentary system
c)
excretory system
d)
reproductive system
30.
These organs are responsible for what?
a)
storing urine
b)
storing water
c)
filtering blood
d)
they don't have a particular job 
31.
One major function of the excretory system is to clean the what?
a)
urine
b)
blood
c)
kidneys
d)
bladder
32.

The job of the _________ system is to take waste out of the body.

a)

Nervous

b)

Excretory

c)

Circulatory

d)

Muscular

33.
Where is urine stored?
a)
kidneys
b)
urinary bladder
c)
urethra
d)
ureters
34.

Liquid waste stored in the bladder is called:

a)

urine

b)

kidney

c)

sweat

d)

salt

35.

This organ helps the body get rid of undigested food

a)

skin

b)

kidney

c)

large intestine

d)

lungs

36.

This organ helps the body get rid of urine

a)

skin

b)

kidney

c)

large intestine

d)

lungs

37.
What organ is 1 pointing to?
a)
Kidney
b)
Urethra
c)
Bladder
d)
Ureter
38.
What is #2?
a)
Kidney
b)
Ureters
c)
Bladder
d)
Urethra
39.
What is #3?
a)
Kidney
b)
Ureters
c)
Bladder
d)
Urethra
40.
What is #4?
a)
Kidney
b)
Ureter
c)
Bladder
d)
Urethra