skeletal system

Question 1

name three functions the skeleton has?

Answer 1

support/shape
protection
movement

Question 2

why is support and shape important?

Answer 2

supports soft tissues
posture which is essential in most sports

Question 3

why is protection important?

Answer 3

protect vital organs eg heart lungs and brain
wont get serious injury

Question 4

why is movement important?

Answer 4

muscles are attached by tendons so we can move which is important so we can perform

Question 5

name the four types of bone?

Answer 5

long bone
short bone
flat bone
irregular bone

Question 6

what is long bone?

Answer 6

strong
used my muscles to assist movement

Question 7

what are short bones?

Answer 7

support weight (weight-bearing)

Question 8

what are flat bones?

Answer 8

protect internal organs
allows muscle attachment

Question 9

what are irregular bones?

Answer 9

protection and muscle attachment

Question 10

name three examples of long bones and where they are?

Answer 10

Femur- the whole leg (running)
humerus- the whole arm (swinging a racket)
fibula, tibia- lower leg (kick a football)

Question 11

name two short bones and where they are located?

Answer 11

Carples- wrist to give stability
Tarsals- bear bodies weight while on foot

Question 12

name two flat bones and where they are located?

Answer 12

cranium- protects the brain
pelvis- protects reproductive organs and bladder

Question 13

name one irregular bone and where it is located?

Answer 13

vertebral column- protects the spinal cord

Question 14

name the five regions of the vertebral column and the number in each?

Answer 14

cervical - 7
thoracic - 12
lumbar - 5
sacrum - 5
coccyx - 4

Question 15

what is flexion and extension?

Answer 15

flexion is bending the knee (closing a joint)
extension is straightening the knee (opening a joint) (kicking a football)

Question 16

what is adduction and abduction?

Answer 16

adduction moving towards the centre line of your body
abduction is moving away from the centre line of your body

Question 17

what is rotation and circumduction?

Answer 17

rotation is a clockwise or anticlockwise movement eg a turn
circumduction is circular motion eg bowling a cricket ball

Question 18

what is plantar-flexion and dorsi-flexion?

Answer 18

plantar-flexion is extenion at the ankle (pointing toes)
dorsi-flexion is flexion at the ankle (lifting toes)

Question 19

what are the four pairs of joint movement?

Answer 19

flexion - extension
adduction - abduction
rotation - circumduction
plantar-flexion - dorsi-flexion

Question 20

name four types of joints?

Answer 20

ball and socket
pivot
hinge
condyloid joints

Question 21

what is and example of the ball and socket joint and its joint movement?

Answer 21

hip and shoulder
all types of joint movement

Question 22

what is and example of the hinge joint and its joint movement?

Answer 22

knee, ankle and elbow
flexion and extension

Question 23

what is and example of the pivot joint and its joint movement?

Answer 23

neck
rotation

Question 24

what is and example of the condyloid joint and its joint movement?

Answer 24

wrist
flexion and extension
adduction and abduction
circumduction

Question 25

name three types of connective tissues?

Answer 25

cartilage ligaments tendons

Question 26

what is cartillage?

Answer 26

cushions between bones to prevent damage

Question 27

what are ligaments?

Answer 27

holds bones together to maintain stability (movement) tough tissues (strong-string)

Question 28

what are tendons?

Answer 28

attach muscle to bone and allow bone to move