Skeleton Structure

Question 1

What are the functions of the skeleton

Answer 1

Support, movement, protection, storage and red blood cell formation

Question 2

Types of bone

Answer 2

Compact and cancellous

Question 3

Features of compact bone

Answer 3

Strong, good at transmitting force in one direction

Question 4

Features of cancellous bone

Answer 4

Light and spongy, shock absorbing, resists and channels force from multiple directions

Question 5

Classes of bone

Answer 5

Long, short, flat, irregular

Question 6

Long bone features

Answer 6

Longer than wide
Wider epiphyses and longer diaphysis
Acts as lever
Thicker compact bone in diaphysis
Mostly limb bones

Question 7

Features of short bones

Answer 7

Close to equal width and length
Mostly cancellous bones
Weight bearing

Question 8

Flat bones

Answer 8

More surface area
Protection
More muscle attachment
Thin plates of compact bone

Question 9

Irregular bones

Answer 9

Various shapes and functions
Doesn’t fit other categories

Question 10

Divisions of skeleton

Answer 10

Axial skeleton
Appendicular skeleton

Question 11

Bones in Axial skeleton

Answer 11

Skull
Sternum
Ribs
Vertebral column
Sacrum
Coccyx

Question 12

Bones in Appendicular skeleton

Answer 12

Limbs
Long bones

Question 13

Purpose of axial skeleton

Answer 13

Protection of vital organs

Question 14

Purpose of appendicular skeleton

Answer 14

Important for movement

Question 15

What bones make up the skull

Answer 15

Cranium
Facial bones

Question 16

What joins the bones of the skull

Answer 16

Sutures

Question 17

Purpose of vertebral column

Answer 17

Keeps the trunk upright
Supports head

Question 18

Divisions of vertebral column

Answer 18

Cervical
Thoracic
Lumbar
Sacrum
Coccyx

Question 19

How many cervical vertebrae

Answer 19

7

Question 20

How many thoracic vertebrae

Answer 20

12

Question 21

How many lumbar vertebrae

Answer 21

5

Question 22

How many ribs on the rib cage

Answer 22

24

Question 23

The two proximal long bones

Answer 23

Humerus and femur

Question 24

The two sets of distal long bones

Answer 24

Ulna and radius
Tibia and fibula

Question 25

Differences between U&R and T&F

Answer 25

U&R more mobile U&R not weight bearing

Question 26

What provides leg stability

Answer 26

No pronation/supination Ankle joint is very stable Tibia is very robust

Question 27

Bones that make up the hand

Answer 27

Carpals Metacarpals Phalanges

Question 28

How many carpals in the hand

Answer 28

8

Question 29

How many metacarpals in the hand

Answer 29

5

Question 30

How many phalanges in the hand

Answer 30

14

Question 31

What bones make up the foot

Answer 31

Tarsals Metatarsals Phalanges

Question 32

How many tarsals in the foot

Answer 32

7

Question 33

How many metatarsals in the foot

Answer 33

5

Question 34

How many phalanges in the foot

Answer 34

14

Question 35

What attaches the shoulder to the axial skeleton

Answer 35

Pectoral girdle

Question 36

What makes up the pectoral girdle

Answer 36

Clavicle and scapula

Question 37

What attaches the lower limbs to the axial skeleton

Answer 37

Pelvic girdle

Question 38

What makes up the pelvic girdle

Answer 38

2 hip bones Sacrum

Question 39

Defining feature of female pelvis

Answer 39

Larger pelvic cavity - more circular Pelvis outlet more open