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Worksheets

Skeletal System and Bone Cells

Total questions: 24

Worksheet time: 24mins

Name
Class
Date
1.

Classify the following bones in the human body: Femur and Humerus

a)

Long bone

b)

Short bone

c)

Flat bone

d)

Irregular bone

2.

The thick ends of a long bone are called...

a)

Diaphyses

b)

Growth Plates

c)

Epiphyses

d)

Medullary Cavities

3.

The skeletal system does all of the following EXCEPT...

a)

produce red blood cells

b)

store calcium and minerals

c)

protect organs

d)

absorb wastes

4.

How many bones are in the human body?

a)

602

b)

206

c)

300

d)

152

5.

Blood cells are produced from...

a)

yellow bone marrow

b)

red bone marrow

c)

osteocytes

d)

osteon systems

6.

The process of bone formation from cartilage is called...

a)

resorption

b)

ossification

c)

fracture repair

d)

hematopoiesis

7.

Cells that make new bone tissue and help repair damage:

a)

Osteoblasts

b)

Osteoclasts

c)

Osteocytes

d)

Erythrocytes

8.

The end of a long bone is called the ______, and the shaft of the long bone is called the ______.

a)

Diaphysis; epiphysis

b)

Epiphysis; diaphysis

c)

Medullary canal; Haversian system

d)

Diaphysis; medullary canal

9.

Yellow bone marrow contains a large percentage of...

a)

fat

b)

blood-forming cells

c)

elastic tissue

d)

osteoblasts

10.

Periosteum is composed of this type of tissue...

a)

hyaline cartilage

b)

dense irregular connective tissue

c)

bone marrow

d)

bone tissue

11.

Which of these is most closely associated with spongy bone tissue?

a)

trabeculae

b)

Haversian canal

c)

osteon

d)

hyaline cartilage

12.

Osteocytes reside in chambers called _____ and communicate with each other through thin channels called _____.

a)

lacunae; canaliculi

b)

trabeculae; canaliculi

c)

lacunae; trabeculae

d)

canaliculi; lacunae

13.

This type of bone growth starts with a mass of undifferentiated connective tissue near blood vessels.

a)

endochondral

b)

intramembranous

c)

ossification

d)

epiphyseal

14.

Epiphyseal plates will be found in this type of bone growth.

a)

intramembranous

b)

extramembranous

c)

exochondral

d)

endochondral

15.

The epiphyseal plate grows thicker due to this type of cell undergoing mitosis and pushing older cells out.

a)

osteocyte

b)

erythrocyte

c)

chondrocyte

d)

thrombocyte

16.

This type of cell will wait at the end of the epiphyseal plate to break down the calcified matrix to allow other cells to produce bone tissue

a)

chondrocytes

b)

osteoblasts

c)

osteoclasts

d)

osteocytes

17.

_____ is the process in which bone matrix is broken down, while _____ is the process in which bone matrix is built/replaced.

a)

resorption; deposition

b)

deposition; resorption

c)

resorption; hematopoiesis

d)

hematopoiesis; depositon

18.

This vitamin must be activated in the skin via sun energy.

a)

Vitamin B

b)

Vitamin D

c)

Vitamin A

d)

Vitamin C

19.

All of these hormones promote production or growth of bone tissue EXCEPT...

a)

calcitonin

b)

growth hormone

c)

parathyroid hormone

d)

thyroxine

20.

In bones, _____ will be released by the thyroid to remove calcium from the blood, while _____ will be released by the parathyroid to break down bone tissue.

a)

thyroxine; parathyroid hormone

b)

calcitonin; thyroxine

c)

thyroxine; growth hormone

d)

calcitonin; parathyroid hormone

21.

These are the main components of bone matrix.

a)

keratin; calcium phosphate

b)

collagen; calcium phosphate

c)

calcium carbonate; calcium phosphate

d)

collagen; calcium carbonate

22.

In intramembranous bone growth, this tissue is formed first.

a)

spongy bone

b)

periosteum

c)

hyaline cartilage

d)

compact bone

23.

The epiphyseal plate grows toward the...

a)

periosteum

b)

epiphysis

c)

diaphysis

d)

hyaline cartilage

24.

Osteons are composed of all of the following EXCEPT...

a)

hyaline cartilage

b)

Haversian canals

c)

osteocytes

d)

lacunae & canaliculi