Soc 13 Joints, Movements, Ligaments, Tendons

Question 1

What are the 4 types of joints

Answer 1

Pivot
Hinge
Ball and socket
Condyloid

Question 2

Example of a pivot joint

Answer 2

Allow your bones to rotate.

Question 3

Example of hinge joint

Answer 3

A joint that allows you to move in a backward and forward motion

Question 4

Example of ball and socket joint

Answer 4

Both hip and shoulder joints are ball socket joints

Question 5

Condyloid joints example

Answer 5

Ball rests against the end of a bone rather than inside of socket

Question 6

What are the 8 movements

Answer 6

Flexion
Extension
Adduction
Abduction
Rotation
Circumdation
Dorsi flexion
Plantar flexion

Question 7

Flexion example

Answer 7

Working out in the gym, bends arm when doing bicep curl.

Question 8

Extension example

Answer 8

Swimmer swings arm backwards in prep for racing dive

Question 9

Adduction example

Answer 9

Golfer swings club towards the ball

Question 10

Abduction example

Answer 10

Gymnast moves arms sideways at shoulder while on the rings.

Question 11

Rotation example

Answer 11

Tennis player serves

Question 12

Circumdation example

Answer 12

Cricketer bowls the ball

Question 13

Dorsi flexion example

Answer 13

Sprinter positions feet in starting blocks

Question 14

Plantar flexiom example

Answer 14

Floor gymnast points there toe.

Question 15

What are the 5 functions of skeletal system

Answer 15

It gives the body its shape, allows movement, makes blood cells, provides protection for organs and stores minerals.

Question 16

Define ligaments

Answer 16

They are elastic fibres that join elastic fibres that join one bone to another, usually to hold things together and keep them stable. They keep your skeleton supported whilst allowing movement.

Question 17

Define tendons

Answer 17

Non elastic fibres that attach muscle to bone, and help to move them. Tendons let you apply power and movement. Tendons grow in strength the more you use them.