A&P - Chapter 11 (Part 2)

Question 1

What are 6 parts of the long bone?

Answer 1

1. Diaphysis
2. Epiphyses
3. Articular cartilage
4. Periosteum
5. Medullary cavity
6. Endosteum

Question 2

What is the diaphysis of the bone?

Answer 2

The shaft

- the long part

Question 3

What are 4 characteristics of the diaphysis bone?

Answer 3

1. Hollow tube
2. Hard compact bone
3. Strong
4. Light

Question 4

Where would you find epiphyses of the bone?

Answer 4

The ends

- on the sides

Question 5

What does epiphyses bone contain?

Answer 5

Spongy bone

Question 6

What does spongy bone contain?

Answer 6

Red bone marrow

Question 7

What does epiphyses bone do? (2)

Answer 7

1. Provides attachment for muscles

2. Stability to joints

Question 8

Where do you find articular cartilage?

Answer 8

Top/bottom of the bone

Question 9

What is articular cartilage?

Answer 9

A thin layer of cartilage that covers each end of the bone

Question 10

What does articular cartilage act as?

Answer 10

A cushion

Question 11

Where is periosteum located?

Answer 11

It is a strong/fibrous membrane that covers the bone

- just the shaft and not the joints

Question 12

What does the periosteum do?

Answer 12

It attaches tendons to bones

Question 13

What does periosteum contain? (3)

Answer 13

1. Osteoblasts
2. Osteoclasts
3. Blood vessels

Question 14

What is periosteum essential for? (2)

Answer 14

1. Bone cell formation

2. Survival

Question 15

What is damaged if you have arthritis?

Answer 15

Cartilage

- and its hard to repair

Question 16

When things attach to the bone, what are they physically attaching to?

Answer 16

The periosteum

Question 17

What does the periosteum feel?

Answer 17

Sensation

Question 18

What happens if the periosteum is froze/paralyzed?

Answer 18

You dont feel anything

Question 19

Where is the medullary cavity located?

Answer 19

It is a tube-like hollow area inside the diaphysis

Question 20

What is the medullary cavity filled with in adults?

Answer 20

Yellow marrow

Question 21

What is yellow marrow?

Answer 21

Fat

Question 22

What is the endosteum?

Answer 22

A thin fibrous membrane

Question 23

What does the endosteum do?

Answer 23

It lines the medullary cavity

Question 24

What does the endosteum contain?

Answer 24

Various types of bone cells

Question 25

What does yellow marrow prevent us from doing?

Answer 25

Creating blood cells

- only red marrow can do that