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Skeleton System

Total questions: 17

Worksheet time: 2hrs 21mins

Name
Class
Date
1.

What are the jobs of the skeleton?


(Select all correct answers)

a)

supports the body and give it shape

b)

makes red blood cells

c)

protects soft parts of the body

d)

store minerals

2.

How many bones are in an adult human's body?

a)

206

b)

168

c)

542

d)

337

3.

Which group of bones protects the eyes and brain?

a)

skull

b)

rib cage

c)

breastbone

d)

backbone

4.

A joint is a place where two bones ___________________.

a)

come together

b)

fall apart

c)

hang out

d)

break

5.

This strong, thread-like tissue holds two bones together at a joint.

a)

ligament

b)

blood vessel

c)

intestine

d)

nerve

6.

Which organ system makes blood cells?

a)

Cardiovascular System

b)

Digestive System

c)

Skeletal System

d)

Respiratory System

7.

Which of the following is NOT a function of the Skeleton System?

a)

providing shape and support for the body

b)

obtaining oxygen

c)

producing blood cells

d)

protecting internal organs

8.

The spaces in bones are filled with a soft connective tissue called

a)

cartilage

b)

water

c)

blood

d)

marrow.

9.

How does exercise help maintain healthy bones?

a)

by decreasing the need for calcium in the bones

b)

by making bones grow stronger and denser

c)

by decreasing the need for phosphorus in the bones

d)

by making bones produce stronger outer membranes

10.

The _____ protects the lungs and the heart.

a)

brain

b)

skull

c)

bones

d)

ribs

11.

What bone is in this picture?

a)

skull

b)

arm

c)

clavicle

d)

femur

12.

The bones in your backbone (spine) are made up of what?

a)

fingers

b)

phalanges

c)

vertebrate

d)

toes

13.

Are bones living?

a)

yes

b)

no

14.

The backbone (spine) is made up of 26 _____________________.

a)

vertebrae

b)

ribs

c)

muscles

d)

nerves

15.

A joint is a place where two bones ___________________.

a)

come together

b)

fall apart

c)

hang out

d)

break

16.

This strong, thread-like tissue holds two bones together at a joint.

a)

ligament

b)

blood vessel

c)

intestine

d)

nerve

17.

What two organs does the rib cage protect?

a)

heart

b)

lungs

c)

brain

d)

eyes