Soc 13 Joints, Movements, Liagments And Tendons

Question 1

Name the 4 types of joints

Answer 1

Pivot
Hinge
Ball and socket
Condyloid

Question 2

What does the povot joint do

Answer 2

Permits movement of the bones in one oane,such as rotation around single axis

Question 3

What does hinge joint do

Answer 3

Allows flexion and extension in one pane with small degrees of motion in other panes

Question 4

What does ball and socket joint do

Answer 4

Allow,backward,forward,sideways and rotating movement

Question 5

What does condyloid joint do

Answer 5

Allows,flexion,extension and adduction movement

Question 6

What are the 8 movements

Answer 6

Flexion
Extension
Adduction
Abduction
Rotation
Circumduction
Dorsi-flexion
Plantar-flexion

Question 7

What is flexion

Answer 7

Bending movement that decreases the angle between body parts

Question 8

What is extension

Answer 8

Straightening movement that increases the angle between body parts

Question 9

What is adduction

Answer 9

Movement that pulls towards midline of the body

Question 10

What is abduction

Answer 10

Movement that pulls away from midline of the body

Question 11

What is rotation

Answer 11

Movement around a single axis or pivot point

Question 12

What is circumduction

Answer 12

Moving in a circular or conical shape

Question 13

What is dorsi-flexion

Answer 13

Bending or flexing toes up,closer to the shin

Question 14

What is plantar-flexion

Answer 14

Extending or pointing toes,away from the shin

Question 15

Where is the pivot located

Answer 15

It is located in the neck e.g atlas and axis

Question 16

Where is hinge located

Answer 16

It is located in knee,elbow and ankle e.g humerus,ulna

Question 17

Where is ball and socket located

Answer 17

It is located at shoulder and hip e.g humerus and ulna

Question 18

Where is condyloid located

Answer 18

It is located at wrist e.g radius,ulna,scaphoid amd lunate

Question 19

An example of flexion

Answer 19

Completing a bicep curl(upwards motion)

Question 20

An example of extension

Answer 20

A swimmer swings arms backeards in preperation for racing dive

Question 21

An example of adduction

Answer 21

A golfer on the swings the clubs down towards the ball

Question 22

Example of abduction

Answer 22

A gymnast moves arms sideways at the shoulder

Question 23

Example of rotation

Answer 23

A tennis player serves

Question 24

Example of circumduction

Answer 24

A cricketer bowls a ball

Question 25

Example of Dorsi-flexion

Answer 25

Sprinter position their feet in starting blocks

Question 26

Example of plantar-flexion

Answer 26

A floor gymnast points their toes

Question 27

What is a tendon

Answer 27

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

Question 28

What is a ligament

Answer 28

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