chapter 6 Flashcards


Set Details Share
created 6 years ago by morfincarlos
1,928 views
Bones
show moreless
Page to share:
Embed this setcancel
COPY
code changes based on your size selection
Size:
X
Show:
1

Sixty-five percent of the mass of bone is a compound called hydroxyapatite.

True

2

During infancy and childhood, the most important stimulus of epiphyseal plate activity is ________.

growth hormone

3

Which of the following is not a function of the skeletal system?

communication

4

Bones do NOT have a role in ________.

glycogen production

5

The periosteum is secured to the underlying bone by dense connective tissue called ________.

perforating (Sharpey's) fibers

6

The cell responsible for secreting the matrix of bone is the ________.

osteoblast

7

In adults, yellow marrow is located ________.

in the medullary cavity of long bones

8

Ossification of the ends of long bones ________.

is produced by secondary ossification centers

9
card image

Which of the following is the major component of the part of the bone labeled E?

adipose tissue

10

What kind of tissue is the forerunner of long bones in the embryo?

hyaline cartilage

11
card image

Which of the labeled parts of the bone is composed primarily of compact bone?

D

12

The epiphyseal plate is ________.

where long bone lengthening occurs

13

An osteon contains osteocytes, lamellae, and a central canal, and is found in compact bone only.

True

14
card image

A step in which bone-forming process is shown in the figure?

endochondral ossification

15

Choose the TRUE statement.

Endochondral ossification converts hyaline cartilage "bone" models into true bones (i.e., hyaline cartilage serves as a template for bone formation).

16
card image

The above figure depicts which of the following bone-forming processes?

intramembranous ossification during embryonic development

17

The canal that runs through the core of each osteon (the Haversian canal) is the site of ________.

blood vessels and nerve fibers

18

Osteoclasts ________.

break down bone

19

The term diploƫ refers to the ________.

internal layer of spongy bone in flat bones

20

A fracture in the shaft of a bone would be a break in the ________.

diaphysis

21
card image

Which of the following bones are formed by the illustrated process?

All of the listed responses are correct.

22
card image

Which of the labeled parts of the bone is composed primarily of hyaline cartilage?

A

23

In adults, hematopoietic tissue is NOT found in ________.

the medullary cavity of long bones

24

The structural unit of compact bone (osteon) resembles the growth rings of a tree trunk.

True