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Skeletal System Unit Review

Total questions: 40

Worksheet time: 25mins

Name
Class
Date
1.

The shaft of a long bone is called the...

a)

diaphysis

b)

epiphysis

c)

periosteum

d)

spongy bone

2.

The end of a long bone is capped with _____ to allow for free movement.

a)

periosteum

b)

epiphysis

c)

bone marrow

d)

articular cartilage

3.

What tissue binds muscle to bone?

a)

Articular cartilage

b)

Ligaments

c)

Synovial Fluid

d)

Tendons

4.

Infants have over _____ bones at birth and will have _____ as adults.

a)

400, 208

b)

400, 207

c)

300, 206

d)

300, 207

5.

Which of the following is the correct classification of the wrist bones?

a)

Flat

b)

Irregular

c)

Sesamoid

d)

Short

6.

Vertebrae bones would be classified as...

a)

Flat

b)

Irregular

c)

Sesamoid

d)

Short

7.

All limb bones except for the patella would be classified as...

a)

Flat

b)

Irregular

c)

Long

d)

Short

8.

What is the purpose of Haversian canals within compact bone?

a)

Allows for smooth movement

b)

Areas that allow for growth

c)

Passageways for blood vessels and nerves

d)

Production of bone marrow

9.

What substance provides strength and resilience to bones, and is found within the extracellular matrix of bone?

a)

Calcium

b)

Cartilage

c)

Collagen

d)

Phosphorus

10.

Which of the following is true of spongy bone? Select all that may apply.

a)

It makes bones lighter.

b)

It is composed of irregular, interconnected channels.

c)

It absorbs shock and stress on the skeleton.

d)

It produces new blood cells.

11.

How many thoracic vertebrae does a human have?

a)

5

b)

7

c)

12

d)

14

12.

The axis vertebrae can also be identified as...

a)

C1

b)

C2

c)

T1

d)

T2

13.

Mandible

a)

appendicular

b)

axial

14.

Temporal bone

a)

apendicular

b)

axial

15.

Radius

a)

appendicular

b)

axial

16.

Patella

a)

appendicular

b)

axial

17.

Talus

a)

appendicular

b)

axial

18.

L2

a)

appendicular

b)

axial

19.

Sacrum

a)

appendicular

b)

axial

20.

Sternum

a)

appendicular

b)

axial

21.

The joints that allow the most movement are called

a)

Fixed

b)

Fibrous

c)

Cartilaginous

d)

Synovial

22.

A hinge joint allows

a)

A wide range of movements

b)

Circumduction

c)

Rotation

d)

Movement in only one direction (ie. backwards & forwards)

23.
Hip and shoulder have examples of this type of joint
a)
ball and socket
b)
condyloid
c)
hinge
d)
gliding
24.
This type of joint allows the your first two vertebrate to rotate as in shaking your head no
a)
condyloid
b)
gliding
c)
pivot
d)
saddle
25.
Name this joint
a)
gliding
b)
saddle
c)
condyloid
d)
pivot
26.
If the calcium in your blood decreases below homeostasis levels, a gland in the brain will sense the decrease and send a chemical message to your bones. Your bones will release calcium into the blood, bringing blood calcium levels back up.
a)
Positive Feedback Response
b)
Negative Feedback Loop 
27.

Produce red blood cells

a)

Periosteum

b)

Red Bone Marrow

c)

Medullary Cavity

d)

Compact Bone

e)

Epiphyseal plate

28.
Structure #5 is the 
a)
medullary cavity
b)
periosteum
c)
epiphysis
d)
diaphysis
29.
Structure #7 is the 
a)
medullary cavity
b)
periosteum
c)
epiphysis
d)
diaphysis
30.
In adults, the substance at #6 would be 
a)
red marrow
b)
yellow marrow
c)
spongy bone
d)
clotted blood
31.
What type of bone makes up the diaphysis?
a)
spongy bone
b)
compact bone
c)
rigid bone
d)
soft bone
32.
Structure #4 is a/n
a)
osteon
b)
osteocyte
c)
lacuna
d)
osteoblast
33.
Structures #5, which are situated within structures #8, are 
a)
osteons
b)
lamellae
c)
lacunae
d)
osteocytes
34.

Which bone cells works on repairing broken bones?

a)

Osteogenic Cells

b)

Osteocytes

c)

Osteoblasts

d)

Osteoclasts

35.

What is the relationship between osteoclasts and osteoblasts?

a)

Osteoblasts build bones, and osteoclasts clean up excess bones. They keep each other in balance.

b)

Osteoblasts blow up your skeleton. Osteoclasts put bones into casts. Death is inevitable.

c)

Osteoblasts rule the skeletal system with an iron fist. Osteoclast seek to usurp the power of the mighty calcium lords. There is a war. One day it will end.

d)

Everything changed when the osteoclasts attacked. Now it's up to the last osteoblast to save the day.

36.

Identify bone 1 (green)

a)

Parietal

b)

Temporal

c)

Occipital

d)

Mandibular

37.
a)
Sacrum
b)
Coccyx
c)
Lumbar Vertebrae
d)
Pelvis
38.
a)

Radius

b)

Humerus

c)

Ulna

d)

Clavicle

39.

How many pairs of true ribs do you have?

a)

3

b)

7

c)

2

d)

12

40.

Which letter is pointing to metacarpals?

a)

A

b)

B

c)

C

d)

D

e)

E

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