Skeletal System

Question 1

Parts of skeletal system

Answer 1

Bones, Joints, Cartilages, Ligaments

Question 2

Two divisions of skeletal system

Answer 2

Axial skeleton, Appendicular skeleton

Question 3

axial skeleton consist:

Answer 3

skull, ribs, vertebra

Question 4

Appendicular skeleton consist:

Answer 4

pelvis, extremities

Question 5

Function of the bones

Answer 5

• support of the body
• protection of soft organs
• storage of minerals and fats
• blood cell formation
• movement due to attached skeletal muscle

Question 6

Bones in adult skeleton

Answer 6

206 bones

Question 7

Types of bone tissue

Answer 7

Compact bone, Spongy bone

Question 8

Homogeneous

Answer 8

Compact bone

Question 9

Small needle like pieces of bone

Answer 9

Spongy bone

Question 10

Classification of bones on the basis of shape

Answer 10

Long bones, Short bones, Flat bones, Irregular bones

Question 11

Typically Longer than wide

Answer 11

Long bones

Question 12

Have a shaft with heads at both ends

Answer 12

Long bones

Question 13

Long bones contains of what types of bone tissue

Answer 13

Compact bone

Question 14

Example of long bones

Answer 14

Femur, Humerus

Question 15

Generally cube shape

Answer 15

Short bones

Question 16

Short bones contains what type of bone tissue

Answer 16

Spongy bone

Question 17

Example of short bones

Answer 17

Carpals, Tarsals

Question 18

Thin, flattened usually curved

Answer 18

Flat bones

Question 19

Thin layer of compact bone around a layer of spongy bone

Answer 19

Flat bones

Question 20

Example of flat bones

Answer 20

skulls, ribs, sternum

Question 21

Irregular in shape

Answer 21

Irregular bones

Question 22

Do not fit into other bone classification categories

Answer 22

Irregular bones

Question 23

Example of irregular bones

Answer 23

vertebrae, hips

Question 24

2 parts of a long bone

Answer 24

Diaphysis, Epiphysis

Question 25

- shaft - composed of compact bone

Answer 25

Diaphysis

Question 26

- ends of the bone - composed mostly of spongy bone

Answer 26

Epiphysis

Question 27

Structures of a long bone

Answer 27

Articular cartilage, Medullary cavity

Question 28

Covers the external surface of the epiphyses

Answer 28

Articular cartilage

Question 29

Made of hyaline cartilage

Answer 29

Articular cartilage

Question 30

Decreases friction at joint surfaces

Answer 30

Articular cartilage

Question 31

Cavity of the shaft

Answer 31

Medullary cavity

Question 32

Contains yellow marrow in adult bones

Answer 32

Medullary cavity

Question 33

Contains red marrow (for blood cell formation) in infants

Answer 33

Medullary cavity

Question 34

areas where cartilage remains

Answer 34

- bridge of the nose - parts of ribs - joints

Question 35

During development, much of this cartilages is replaced by ____.

Answer 35

Bone

Question 36

In embryos, the skeleton is primarily____________.

Answer 36

Hyaline cartilage

Question 37

allows for growth of long bone during childhood

Answer 37

Epiphyseal plates

Question 38

Older Cartilage becomes _____.

Answer 38

ossified

Question 39

Bones grow in what two direction

Answer 39

Length, width

Question 40

Bones are ______ and _______ until growth stops

Answer 40

remodeled and lengthened

Question 41

A break in a bone

Answer 41

Bone fractures

Question 42

Types of bone fractures

Answer 42

Closed fracture (simple), Open fracture (compound)

Question 43

Break that does not penetrate the skin

Answer 43

Closed fracture

Question 44

Broken bone penetrate through the skin

Answer 44

Open fracture

Question 45

Bone fractures are treated by _______ and ______.

Answer 45

reduction and immobilization

Question 46

Type of fractures

Answer 46

comminuted, compression, depressed, impacted, spiral, greenstick

Question 47

Bones breaks into many fragments

Answer 47

Comminuted

Question 48

Bone is crushed

Answer 48

Compression

Question 49

Broken bone portion is pressed inward

Answer 49

Depressed

Question 50

Broken bone ends are forced into each other

Answer 50

Impacted

Question 51

Ragged break occurs when excessive twisting forces are applied to a bone

Answer 51

Spiral

Question 52

Bone breaks incompletely much in the way a green twig breaks

Answer 52

Greenstick

Question 53

Forms the longitudinal part of the body

Answer 53

Axial skeleton

Question 54

3 parts of axial skeleton

Answer 54

Skull, vertebral column, bony thorax

Question 55

2 set of skull bones

Answer 55

Cranium, facial bones

Question 56

Bone are joined by _____

Answer 56

sutures

Question 57

Only the ____ is attached by a freely movable joint

Answer 57

mandible

Question 58

The only bone that does not articulate with other bone

Answer 58

Hyoid bone

Question 59

Serves as a moveable base for the tongue

Answer 59

Hyoid bone