SOC 12:

Question 1

What are the 5 functions of the skeletal system?

Answer 1

Protection of organs

Muscle attachments

Joints for movement

Strong calcium and phosphorus

Red and white blood cell production

Question 2

The 5 sections of the vertebrae

Answer 2

Cervical ( first 7 bones )

Thoracic ( next 12 bones )

Lumbar ( next 5 bones )

Sacrum ( next 5 fused bones )

Coccyx ( final 4 fused bones )

Question 3

Long bones

Answer 3

Longer than they are wide

Small bones like finger bones are still long bones

Used to generate movement ( leavers )

Examples are: ulna, radius, femur, tibia, fibula and humerus

Question 4

Short bones

Answer 4

Used for weight bearing

Only short bones are carpals in the wrist and tarsals in the foot

Question 5

Irregular bones

Answer 5

Used for protection and muscle attachment

Example is the vertebrae protecting the spinal cord

Question 6

Flat bones

Answer 6

Used for protection and muscle attachment

Protect organs and the flat surface allows muscles to attach onto it

The ribs protect the heart

Examples are: sternum, patella, pelvis, cranium and clavicle

Question 7

Humerus

Answer 7

Upper arm

Question 8

Radius

Answer 8

Outside of your lower arm

Question 9

Ulna

Answer 9

Inside of your lower arm

Question 10

Tibia

Answer 10

Central bone in your lower leg ( shin )

Question 11

Fibula

Answer 11

Outside of your tibia or lower leg

Question 12

Femur

Answer 12

Upper leg ( largest bone in body )

Question 13

Carpals

Answer 13

Around the wrist

Question 14

Tarsals

Answer 14

Back side of your foot