Chapter 5- The Skeletal System

Question 0

Appendicular Skeleton

Answer 0

Bones of the limbs and girdles.

Question 1

Axial Skeleton

Answer 1

The bones that form the longitudinal axis of the body.

Question 2

Compact Bone

Answer 2

Dense and looks smooth and homogenous

Question 3

Spongy Bone

Answer 3

Composed of small needlelike pieces of bone and lots of space.

Question 4

Long bone

Answer 4

Longer than they are wide

Question 5

Short bones

Answer 5

Cube shaped and contain spongy bone.

Question 6

Flat bone

Answer 6

Thin, flattened, and usually curved.

Question 7

Irregular bones

Answer 7

Bones that don’t fit into another category

Question 8

Diaphysis

Answer 8

Shaft, composed of compact bone.

Question 9

Periosteum

Answer 9

A fibrous connective tissue membrane that covers and protects the diaphysis.

Question 10

Epiphyses

Answer 10

Ends of long bone

Question 11

Articular Cartilage

Answer 11

Covers the external surface of epiphyses

Question 12

Epiphyseal plate

Answer 12

Seen in a young, growing bone.

Question 13

Yellow marrow

Answer 13

Storage area for adipose tissue.

Question 14

Red marrow

Answer 14

Confined to cavities of spongy bone.

Question 15

Skull

Answer 15

Formed by two bones, the cranium and facial bones.

Question 16

Vertebral column

Answer 16

Extends from skull which it supports to the pelvis where it transmits weight of the body to the lower limbs

Question 17

Intervertebral discs

Answer 17

Cushion the vertebrae and absorb shocks.

Question 18

Body thorax

Answer 18

Forms a protective cone shaped cage of slender bones around organs

Question 19

Shoulder Girdle

Answer 19

Consists of two bones, clavicle and a scapula

Question 20

Pelvic Girdle

Answer 20

Called hip bone

Question 21

Articulations

Answer 21

Hold bones together and give the skeleton mobility.

Question 22

Synarthroses

Answer 22

Immovable joints

Question 23

Amphiarthroses

Answer 23

Slightly moveable joints

Question 24

Fibrous Joints

Answer 24

Bones united by fibrous tissues

Question 25

Cartilaginous joints

Answer 25

Bone ends are connected by cartilage

Question 26

Synovial joints

Answer 26

When articulating bone ends are separated by a joint cavity containing synovial fluid.

Question 27

Diathroses

Answer 27

Freely movable joints