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Skeletal System

Total questions: 40

Worksheet time: 28mins

Name
Class
Date
1.

What is the function of the skeletal system?

a)

support of the body

b)

blood cell production

c)

all of the choices

d)

protect internal organs

2.

Bone formation is called _____.

a)

ossification

b)

calcification

c)

remodeling

d)

osteopenia

3.

Which of the following is NOT a function of the skeleton?

a)

production of blood cells

b)

stores minerals like calcium

c)

leverage for muscle action

d)

generates heat for warmth

4.

The hollow, middle part of the long bone is

called the _____ .

a)

periosteum

b)

spongy bone

c)

marrow cavity

d)

compact bone

5.
The red bone marrow produces 
_____ cells.
a)
blood
b)
bone
c)
adipose
d)
lymphatic
6.

What type of cell builds up new bone?

a)

osteoblast

b)

osteoclast

c)

osteocyte

d)

osteopenia

7.
Long, short, flat, and irregular are _____.
a)
types of bone shape
b)
functions of bone
c)
types of muscle tissue
d)
types of bone cells
8.
The skull, vertebral column, and thoracic cage make up the _____.
a)
axial skeleton
b)
appendicular skeleton
c)
entire skeleton
d)
central skeleton
9.
What are found in limbs, has a shaft (diaphysis) and two ends (epiphyses)?
a)
irregular bones
b)
flat bones
c)
short bones
d)
long bones
10.

A part of a bone that is a projection or bump is called a _____.

a)

foramen

b)

fossa

c)

sinus

d)

process

11.
Which type of bone is a solid matrix with tightly packed cells organized in concentric circles? 
a)
spongy bone
b)
compact bone
c)
short bone
d)
long bone
12.
The cranial bones are considered _____.
a)
long bones
b)
short bones
c)
flat bones
d)
irregular bones
13.
The vertebrae are considered _____.
a)
long bones
b)
short bones
c)
flat bones
d)
irregular bones
14.
The femur is considered a _____.
a)
long bone
b)
short bone
c)
flat bone 
d)
irregular bone
15.

Which bone is NOT part of the axial skeleton?

a)

ribs

b)

sacrum

c)

clavicle

d)

mandible

16.

Bones of the arms and legs, such as the humerus, femur, and tibia are part of which skeleton?

a)

axial skeleton

b)

appendicular skeleton

c)

central skeleton

d)

peripheral skeleton

17.
The wrist is made up of bones called the _____.
a)
tarsals
b)
metacarpals
c)
carpals
d)
metatarsals
18.
What are the top 7 vertebrae called?
a)
coccyx
b)
lumbar
c)
cervical
d)
thoracic
19.
Which section of the vertebral column has 5 fused vertebrae?
a)
cervical
b)
thoracic
c)
lumbar
d)
sacrum
20.
What is the place where two bones meet?
a)
hinge
b)
fracture
c)
ligament
d)
joint
21.
What type of joint is the shoulder?
a)
hinge
b)
ball and socket
c)
saddle
d)
gliding
22.
What type of joint is the thumb?
a)
gliding
b)
hinge
c)
saddle
d)
ball and socket
23.
A joint that can fully move is a _____.
a)
sadarthroses
b)
synarthroses
c)
amphiarthroses
d)
diarthroses
24.

A joint that is immovable is a _____.

a)

sadarthroses

b)

synarthroses

c)

amphiarthroses

d)

diarthroses

25.

The skeletal system includes:

a)

cartilages

b)

bones

c)

connective tissues

d)

all of the choices

26.

Mature bone cells are called _____.

a)

chondrocytes

b)

osteocytes

c)

osteons

d)

osteoblasts

27.

Cells that cut away bone for remodeling are called _____.

a)

osteoblasts

b)

osteoclasts

c)

osteocytes

d)

osteons

28.

Normal loss of bone that occurs with aging is called _____.

a)

osteopenia

b)

osteoporosis

c)

osteogenesis

d)

osteoinflammation

29.

A rounded passageway on a bone for blood vessels and nerves is called a _____.

a)

process

b)

foramen

c)

tuberosity

d)

fossa

30.

The axial skeleton contains _____ bones.

a)

64

b)

80

c)

126

d)

206

31.

The vertebral column contains _____ lumbar vertebrae.

a)

5

b)

7

c)

12

d)

26

32.

Ribs that join the sternum directly are called the _____ ribs.

a)

sternal

b)

true

c)

false

d)

floating

33.

The coxal bones include all of the following EXCEPT:

a)

ilium

b)

ischium

c)

pubis

d)

sacrum

34.

Which of the following is NOT a synovial joint?

a)

gliding

b)

pivot

c)

hinge

d)

suture

35.

Decreasing the angle between bones is called _____.

a)

flexion

b)

extension

c)

hyperextension

d)

abduction

36.

Movement away from the midline of the body is called _____.

a)

abduction

b)

adduction

c)

flexion

d)

extension

37.

Movements known as dorsiflexion and plantar flexion involve moving the _____.

a)

hand

b)

head

c)

foot

d)

arm

38.

Movement when the mouth drops and opens is called _____.

a)

depression

b)

elevation

c)

retraction

d)

protraction

39.

A crack or break in a bone is called a _____.

a)

fracture

b)

callus

c)

osteopenia

d)

condyle

40.

The "soft spots" on a baby's cranium are called _____.

a)

fontanels

b)

frontals

c)

parietals

d)

temporals

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