10. Musculoskeletal System

Question 1

Skeletal system functions

Answer 1

-Provides attachments for movement
-offers protection for vital organs
-Bones formed via ossification of cartilage

Question 2

Axial skeleton

Answer 2

For protection, shape, red blood cell production

E.g cranium, thoracic cage, vertebral column,pelvis

Sport - heading ball in football

Question 3

Appendicular skeleton

Answer 3

Movement, Muscle attachment, support weight of body

Eg radius, ulna, femur, tibia

Sport - bowling in cricket

Question 4

What is cartilage?

Answer 4

Strong , flexible, connective tissue that protects bones & joints
-Acts as a shock absorber
-reduces friction between bones

Question 5

What are the 3 types of cartilage?

Answer 5

• Hyaline
• elastic
• fibro

Question 6

Bones articulating shoulder joint

Answer 6

Scapula
Humerus

Question 7

Bones articulating hip joint

Answer 7

Femur
Pelvis

Question 8

Bones articulating knee joint

Answer 8

Tibia
Femur

Question 9

Bones articulating elbow joint

Answer 9

Humerus
Radius
Ulna

Question 10

Bones articulating ankle joint

Answer 10

Tibia
Fibula
Talus

Question 11

Bones articulating wrist joint

Answer 11

Radius
Carpals

Question 12

What are the 5 types of bones?

Answer 12

Long
Short
Flat
Irregular
Sesamoid

Question 13

Long bones

Answer 13

Support weight, facilitates movement, acts as levers

Eg femur, radius

Question 14

Short bones

Answer 14

Provide stability, small movements

Eg tarsals, carpals

Question 15

Flat bones

Answer 15

Protect internal organs, blood cell production

Eg cranium, ribs

Question 16

Irregular bones

Answer 16

Muscle attachment, movement, protection

Eg vertebrae, sacrum

Question 17

Sesamoid bones

Answer 17

Protect/reinforce tendons

E.g patella

Question 18

Muscular system function

Answer 18

Attach to bones to contract and create movement