Ch. 19 The Skeleton

Question 1

How many bones is the is the human skeleton composed of?

Answer 1

206 bones

Question 2

What are the two divisions of the skeletal framework?

Answer 2

The axial skeleton and the appendicular skeleton

Question 3

How many bones make up the cranium?

Answer 3

8 bones

Question 4

How many bones make up the face?

Answer 4

14 bones

Question 5

What is the only moveable joint located near the skull and where is it located?

Answer 5

The temporomandibular joint. It is located between the lower jaw and the temporal bone.

Question 6

What makes up the axial skeleton?

Answer 6

The Skull and the Vertebrae

Question 7

How many bones make up the spinal column?

Answer 7

26 Vertebrae

Question 8

How many vertebrae make up the cervical section?

Answer 8

C1 - C7; 7

Question 9

How many vertebrae make up the Thoracic section?

Answer 9

T1 - T12; 12

Question 10

How many bones make up the Sacrum?

Answer 10

5 fused bones

Question 11

How many bones make up the coccyx?

Answer 11

4-5 fused bones

Question 12

Acetabulum

Answer 12

the bony socket in the hip bone that holds the head of the femur

Question 13

Articulation

Answer 13

A joint

Question 14

Atlas

Answer 14

the first cervical vertebrae

Question 15

Axis

Answer 15

the second cervical vertebrae

Question 16

Bone

Answer 16

A calcified form of dense connective tissue; osseous tissue; also and individual unit of the skeleton made of such tissue

Question 17

Bone Marrow

Answer 17

The soft material that fills bone cavities. Yellow marrow fills the central cavity of the long bones; blood cells are formed in red bone marrow which is located in spongy bone tisse

Question 18

Bursa

Answer 18

A fluid filled sac that reduces friction near a joint

Question 19

Cartilage

Answer 19

A type of dense connective tissue that is found in the skeleton, larynx, trachea, and bronchi

Question 20

Diarthrosis

Answer 20

A freely moveable joint; also called synovial fluid

Question 21

Diaphysis

Answer 21

The shaft of a long bone

Question 22

Epiphyseal Plate

Answer 22

The growth region of a long bone; located in the metaphysis, between the diaphysis and the epiphysis.

Question 23

Epiphysis

Answer 23

the irregular shaped end of a long bone

Question 24

ilium

Answer 24

the large, flared, superior portion of the pelvic bone

Question 25

Joint

Answer 25

the junction between two bones; articulation

Question 26

Ligament

Answer 26

a strong band of connective tissue that joins one bone to another

Question 27

metaphysis

Answer 27

the region of long bone between the diaphysis (shaft) and epiphysis (end); during development, the growing region of a long bone

Question 28

Ossification

Answer 28

the formation of bone tissue

Question 29

Osteoblast

Answer 29

a cell that produces bone tissue

Question 30

Osteoclast

Answer 30

a cell that destroys bone tissue

Question 31

Osteocyte

Answer 31

a mature bone cell that nourishes and maintains bone tissue

Question 32

Pelvis

Answer 32

the large ring of bone at the inferior trunk.

Question 33

Periosteum

Answer 33

the fibrous membrane that covers a bone’s surface

Question 34

Skeleton

Answer 34

the body’s bony framework, consisting of 206 bones.

Question 35

What does the axial skeletal portion composed of?

Answer 35

80 bones; Skull, Spinal Column, Ribs, and Sternum

Question 36

What does the appendicular skeletal portion composed of?

Answer 36

126 bones; contains bones of the arms legs, shoulder girdle and pelvis

Question 37

Suture

Answer 37

an immovable joint, such as the joints between the skull bones

Question 38

Symphysis

Answer 38

a slightly movable

Question 39

Synovial Fluid

Answer 39

the fluid contained in a freely movable

Question 40

Tendon

Answer 40

a fibrous band of connective tissue that attaches a muscle to a bone

Question 41

thorax

Answer 41

the upper part of the trunk between the neck and the abdomen; formed by 12 pairs of ribs and sternum