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Worksheets

Skeletal 2

Total questions: 18

Worksheet time: 9mins

Name
Class
Date
1.

What is the outer layer of bone made of tough connective tissue called?

a)

Compact bone

b)

Periosteum

c)

Spongy bone

d)

Cartilage

2.

Beneath the periosteum is a thick layer of _________?

a)

compact bone

b)

spongy bone

c)

cartilage

d)

bone marrow

3.

At the ends of long bones, the ________ layer is beneath the compact bone.

a)

spongy bone

b)

cartilage

c)

periosteum

d)

marrow

4.

Match the following bone layers to their correct location as shown in the diagram:

a)

Periosteum

1.

Outer layer

b)

Compact bone

2.

Beneath periosteum

c)

Spongy bone

3.

Ends of long bones, beneath compact bone

5.

Look at the diagram titled 'Spongy v. compact bone.' Which part of the bone is labeled as 'Spongy'?

a)

The outer dense layer

b)

The inner porous region

c)

The yellow marrow

d)

The red blood vessels

6.

Look at the diagram titled 'Spongy v. compact bone.' Which part of the bone is labeled as 'Compact'?

a)

The outer dense layer

b)

The inner porous region

c)

The yellow marrow

d)

The red blood vessels

7.

What is the lattice structure in spongy bone called?

a)

trabeculae

b)

osteons

c)

lamellae

d)

canaliculi

8.

The spaces between the trabeculae in spongy bone are filled with ______ or blood vessels.

a)

marrow

b)

cartilage

c)

ligaments

d)

tendons

9.

Spongy bone is a lattice of trabeculae that are found along lines of stress for perfect resistance from:

a)

tension

b)

compression

c)

twisting

d)

bending

10.

What are the cylinders in compact bone called?

a)

Lamellae

b)

Osteons

c)

Haversian canals

d)

Periosteum

11.

Osteons are arranged in concentric circles called ________.

a)

lamellae

b)

canaliculi

c)

lacunae

d)

trabeculae

12.

What do the lamellae surround in compact bone?

a)

Periosteum

b)

Central (Haversian) canal

c)

Spongy bone

d)

Blood vessel

13.

The central canals in compact bone are connected by ________ canals running perpendicularly.

a)

perforating (Volkmann's)

b)

Haversian

c)

medullary

d)

trabecular

14.

What type of bone cell makes up the majority of the bone structure?

a)

A) Osteoclasts

b)

B) Osteocytes

c)

C) Osteoblasts

d)

D) Chondrocytes

15.

What is the function of canaliculi in bone cells?

a)

Break down bone

b)

Connect bone cells and allow them to receive nutrients and remove wastes

c)

Produce new bone

d)

Store fat

16.

Osteoclasts break down bone.

a)

True

b)

False

17.

Osteoblasts produce new bone.

a)

True

b)

False

18.

Which bone cells line the Haversian canals and the surfaces of the compact & spongy bone?

a)

Osteoclasts & osteoblasts

b)

Chondrocytes & fibroblasts

c)

Erythrocytes & leukocytes

d)

Adipocytes & melanocytes