Soc 12 - Skeletal System

Question 1

What are the five functions of the skeletal system?

Answer 1

Protects vital organs
Muscle attachmentsl
Joints for movements
Storing calcium and phosphorus
Red and white red blood cell production

Question 2

Why do we need to protect vital organs?

Answer 2

This keeps us safe when we play sport. E.g our skull protects our brain.

Question 3

Muscle attachment

Answer 3

The muscles you use in sport need strong points to attach to the frame. Muscles attach to bones through tendoms.

Question 4

Joints for movements

Answer 4

Joints allows the body to make a variety of movements, some big some small.

Question 5

Storing calcium and phosphorus

Answer 5

Bones store calcium and phosphorus and these are both vital for developing and maintaining strong and healthy bones. These can be found in milk, yoghurt and cheese.

Question 6

Red and white blood cell production

Answer 6

Your bone marrow makes more red blood cells and in your have a infection your bone marrow can also make more white blood cells.

Question 7

What bone is found in your upper leg?

Answer 7

Femur

Question 8

What two bones are found in your lower leg?

Answer 8

Tibia and fibula

Question 9

What is your collar bone called?

Answer 9

Clavicle

Question 10

What is the bone in your upper arm called?

Answer 10

Humerus

Question 11

Whats the bone in your shoulder called?

Answer 11

Scapular

Question 12

Whats the bone on your knee cap called?

Answer 12

Pattela

Question 13

Whats the bone in your hips called?

Answer 13

Pelvis

Question 14

Whats your skulls official name?

Answer 14

Cranium

Question 15

How many parts of the back are there?

Answer 15

5

Question 16

What are the five parts of the back called?

Answer 16

Cervical (7 bones)
Thoracic (12 bones)
Lumbar (5 bones)
Sacrum (5 bones, fused)
Coccyx (4 bones, fused)

Question 17

What are the 4 types of bones?

Answer 17

Long bones
Short bones
Irregular bones
Flat bones

Question 18

What are long bones?

Answer 18

They generate movement/strength. They do this by acting as levers for muscles. They are always longer than they are wide, so they don’t actually have to be big bones.

Question 19

What are short bones?

Answer 19

They are weight bearing bones and help with shock absorption. They are the same size, length and width. Only bones that come under this are your carpals and tarsals.

Question 20

What are irregular bones for?

Answer 20

They protect organs and generate movement. They usually have a specific function to protect a certain organ during contact sport.

Question 21

What do flat bones do?

Answer 21

Protect vital organs organ protection and have a good surface for muscle attachments.

Question 22

What is an example of a long bone?

Answer 22

Tibia, fibula, femur and phalanges.

Question 23

What is an example of a short bone?

Answer 23

Carpals and tarsals

Question 24

What is an example of a flat bone?

Answer 24

Ribs

Question 25

An example of an irregular bone….

Answer 25

Top two vertebrae, allow your head to turn and nod.

Question 26

What is a joint?

Answer 26

A joint is a place where two or more bones meet together.

They are important to movement and roatation. Different movement will come from different joints.