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Ch. 6 Skeletal System

Total questions: 58

Worksheet time: 44mins

Name
Class
Date
1.

Which of the following best describes the job of the skeletal system?

a)

Gives shape and support to the body.

b)

Sends messages from the stomach to the brain.

c)

Brings in and breaks down all nutrients for the body

2.

The part of the bone that makes red blood cells.

a)

cartilage

b)

tendon

c)

ligament

d)

bone marrow

3.

What is hard bone?

a)

Cartilage

b)

Tendon

c)

Spongy Bone

d)

Compact Bone

4.

Where is marrow found?

a)

In the cartilage

b)

In compact bone

c)

in spongy bone

d)

in the periosteum

5.

A living bone's surface is covered with a tough, tight-fitting membrane called the _________________________.

a)

periosteum

b)

cartilage

c)

marrow

d)

compact bone

6.

What is the function of marrow?

a)

To make protein

b)

To make red blood cells and store fat.

c)

reduce friction

d)

to hold bones together

7.

What are the ends of bone covered with that helps reduce friction when two bones are rubbed together?

a)

periosteum

b)

ligament

c)

tendon

d)

cartilage

8.

Name the condition in which the bones become weak and break easily.

a)

Osteoarthritis

b)

Rheumatoid arthritis

c)

osteoporosis

d)

arthritis

9.
What type of bone is the scapula?
a)
long bone
b)
short bone
c)
flat bone
d)
sesamoid bone
10.
What type of bone is the femur?
a)
Long bone
b)
Short bone
c)
Flat bone
d)
Irregular bone
11.
Which one of the following is an irregular bone?
a)
humerus
b)
tibia
c)
temporal
d)
vertebrae
12.
What is the name of the long bone in the top part of the leg?
a)
Patella
b)
Femur
c)
Fibula
d)
Tibia
13.
One function of the skeletal system is _______ especially in regards to the vital organs, such as the brain, heart, and lungs.
a)
Protection
b)
Storage
c)
Synthesis
d)
Movement
14.
_________ is a function of the skeletal system that is completed by joints, ligaments, and tendons.
a)
Protection
b)
Storage
c)
Synthesis
d)
Movement
15.
The site of bone growth on a long bone is called
a)
Epiphyseal plate
b)
diaphysis
c)
periosteum
d)
meduary cavity
16.
The shaft of the long bone. 
a)
epphysis
b)
diaphysis
c)
epiphyseal line
d)
growth plate
17.
The outside of the bone is called the
________________________
a)
periosteum
b)
cancellous
c)
marrow
d)
compact
18.
Which of the following is NOT a function of the skeleton?
a)
Production of blood cells
b)
Gives the body form
c)
Protects internal organs
d)
Generates heat
19.
Yellow bone marrow has a high _________ content that gives it it's color.
a)
blood
b)
fat
c)
water
d)
melanin
20.
A 64 y/o woman was brought in to the emergency room with a broken hip after falling.  What is the most likely cause of her injury?
a)
too much calcium in the bones
b)
too much vitamin D
c)
Osteoporosis
d)
Scoliosis
21.
The medullary cavity by the diaphysis of and adult bone would contain?
a)
spongy bone
b)
compact bone
c)
red bone marrow
d)
yellow bone marrow
22.
Where is red bone marrow found
a)
end of long bones
b)
ribs and sternum
c)
skull, vertebrae, and hips
d)
all of the above
23.

Articular cartilage is found in what part of the long bone?

a)

inside of the medullary cavity

b)

on the outer surface of the diaphysis

c)

the outer surface of the epiphyses

d)

in the spaces of the spongy bone

24.

Which bone is composed of trabeculae?

a)

spongy

b)

cartilage

c)

compact

d)

articulate

25.

What lines the medullary cavity and spaces of the spongy bone?

a)

Periosteum

b)

Epiphysis

c)

Intramembranous

d)

Endosteum

26.

The spongy bone is composed of osteocytes

a)

False

b)

True

27.

The function of Osteoclasts is

a)

To breakdown calcified matrix of bone

b)

Secrete acids that dissolve the inorganic component of calcified matrix

c)

Phagocytize components of the bony matrix

d)

All the above

28.
The epiphysis of a long bone is represented by which number in the picture?
a)
1
b)
6
c)
7
d)
9
29.
The diaphysis of a long bone is represented by which letter in the picture?
a)
1
b)
5
c)
7
d)
10
30.
During endochondral ossification
a)
hyaline cartilage turns into bone 
b)
fibrocartilage turns into bone
c)
elastic cartilage turns into bone
d)
bone differentiates into cartilage
31.
Bones that originate within sheetlike layers of connective tissue.
a)
partial bones
b)
chondritic bones
c)
intramembranous bones
d)
endochondral bones
32.
Bones that begin as masses of cartilage later replaced by bone tissue.
a)
intramembranous bones
b)
entraspecific bones
c)
ethmodial bones
d)
endochondral bones
33.
Most bones of the skeleton are formed by...
a)
endochondral ossification
b)
gender specific ossification
c)
intramembranous ossification
d)
hyaline ossification
34.
What bone is always formed first?
a)
spongy
b)
compact
c)
hyaine
d)
epiphysis
35.
What feature has been created in stage D of this diagram
a)
Soft Callus
b)
Blood Clot
c)
Hard Callus
d)
Fibrous CT
36.
Bones of the spine could be classified as
a)
Short Bones
b)
Long Bones
c)
Irregular Bones
d)
Flat Bones
37.
Identify number 5. 
a)
Medullary cavity
b)
Compact bone
c)
Periosteum
d)
Diaphysis
38.

The process by which bones increase in diameter:

a)

ossification

b)

hematopoiesis

c)

appositional growth

d)

longitudinal growth

39.

Bone forming cells:

a)

osteocytes

b)

osteoblasts

c)

osteoclasts

d)

osteomasts

40.

Bone tissue composed of small needle-like pieces of bone with open spaces:

a)

lacunae

b)

compact bone

c)

canaliculi

d)

spongy bone

41.

Activates osteoblasts to break down bone matrix so calcium is released into the blood:

a)

osteoclasts

b)

osteocytes

c)

parathyroid hormone

d)

adipose tissue

42.

Mature bone cells:

a)

osteoblasts

b)

osteomasts

c)

osteocytes

d)

osteoclasts

43.

Blood cell formation:

a)

ossification

b)

hemostasis

c)

hematopoiesis

d)

hemophilia

44.

Remnant of the growth plate:

a)

epiphyseal plate

b)

spongy bone

c)

epiphyseal line

d)

lacunae

45.

The long shaft of a bone:

a)

epiphyses

b)

diaphysis

c)

periosteum

d)

endosteum

46.
a)
compression
b)
simple
c)
compound
d)
spiral
47.
Bone breaks into many fragments.
a)
Shattered Fracture
b)
Traction Fracture 
c)
Comminuted Fracture
d)
The Magic School Bus
48.
Bone breaks incompletely, occurs most commonly during the infantile stages of life.
a)
Greenstick Fracture
b)
Stable Fracture
c)
Bluestick Fracture
d)
Comminuted Fracture 
49.
a)
Compression Fracture
b)
Compound Fracture
c)
Greenstick Fracture
d)
Comminuted Fracture
50.

The diagram shows a fracture that has pierced through the skin. What type of fracture is this?

a)

Simple

b)

Compound

c)

Impacted

d)

Greenstick

51.

The xray shows a fracture that has bones broken into more than two pieces. What type of fracture is this?

a)

Simple

b)

Compound

c)

Impacted

d)

Comminuted

52.

The diagram shows a fracture that has two bones crushing into each other. What type of fracture is this?

a)

Simple

b)

Compound

c)

Impacted

d)

Comminuted

53.

Which type of ossification is pictured?

a)

Endochondrial ossification

b)

Intramembranous ossification

54.

Appositional growth is growth in _________.

a)

length

b)

mass

c)

width

d)

weight

55.

Longitudinal growth stops when ____________ plates ossify.

a)

Endosteal

b)

Epiphyseal

c)

Articular

d)

Calcitonic

56.

Which bone disorder is caused by Vitamin D deficiency in children?

a)

Osteomalacia

b)

Osteoporosis

c)

Fracture

d)

Leukemia

57.
Also known as a vertebral crush fracture occurs when bones are pushed together on itseelf.
a)
Compression Fracture
b)
Colles Fracture
c)
Osteoporatic Hip Fracture
d)
Comminuted Fracture
58.
Fracture in which a bone has been twisted apart.
a)
Spiral
b)
Pathologic
c)
Greenstick
d)
Colles'

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