Skeletal System

Question 1

What are the functions of the Skeleton?

Answer 1

• Protections of Vital Organs
• Muscle Attachment
• Joints for Movement
• Platelets
• Blood Cell Production
• Stores Calcium and Phosphorus

Question 2

What does it mean when the Skeleton ‘Protects Vital Organs’?

Answer 2

• Cranium Protects the Brain when Heading the Ball in Football

Question 3

What does it mean when the Skeleton provides ‘Muscle Attachment’?

Answer 3

• Bones Provide Anchors for Muscles to Attach

Question 4

What does it mean when the Skeleton provides ‘Joints for Movement’?

Answer 4

• Bones act as Levers to Create Movement

Question 5

What does it mean when the Skeleton provides ‘Platelets’?

Answer 5

• Platelets Clot Blood when we are Cut to Stop the Bleeding

Question 6

What does it mean when the Skeleton provides ‘Blood Cell Production’?

Answer 6

• Red Blood Cells Carry Oxygen

- White Blood Cells Fight Infection

Question 7

What does it mean when the Skeleton ‘Stores Calcium and Phosphorus’?

Answer 7

• Calcium and Phosphorus is Stored in the Bones to keep them Strong

Question 8

What Movements are possible At Joints?

Answer 8

• Flexion
• Extension
• Plantar Flexion
• Dorsi Flexion
• Circumduction
• Rotation
• Abduction
• Adduction

Question 9

What’s the definition of Flexion?

Answer 9

Decreasing the Angle at the Joint (Bending Movement)

Question 10

What’s the definition of Extension?

Answer 10

Increasing the Angle at the Joint (Straightening Movement)

Question 11

What’s the definition of Abduction?

Answer 11

Moving Away from the Middle of the Body (Midline)

Question 12

What’s the definition of Adduction?

Answer 12

Moving Towards the Middle of the Body (Midline)

Question 13

What’s the definition of Plantar Flexion?

Answer 13

Pointing the Toes Downwards

Question 14

What’s the definition of Dorsi Flexion?

Answer 14

Pointing the Toes Upwards

Question 15

What’s the definition of Rotation?

Answer 15

Rotation Around a Joint or Axis

Question 16

What’s the definition of Circumduction?

Answer 16

?? Just Guess Lol

Question 17

What are the Types of Joints?

Answer 17

• Hinge
• Ball & Socket
• Condyloid
• Pivot

Question 18

Give an example of a Hinge Joint

Answer 18

• Elbow
• Knee
• Ankle

Question 19

Give an example of a Ball & Socket Joint

Answer 19

• Hip

- Shoulder

Question 20

Give an example of a Condyloid Joint

Answer 20

• Wrist

Question 21

Give an example of a Pivot Joint

Answer 21

• Neck

Question 22

What are the Types/Classification of Bones?

Answer 22

• Long Bones
• Short Bones
• Flat Bones
• Irregular Bones

Question 23

What do Long Bones do?

Answer 23

• Act as Levers so we can Move

- Examples are the Humerus, Ulna and Femur

Question 24

What do Short Bones do?

Answer 24

• Are Important for Weight Bearing and to Absorb Shock

- Examples are the Carpals and Tarsals

Question 25

What do Flat Bones do?

Answer 25

- Usually Protect Organs | - Examples are the Ribs, Pelvis and Scapula

Question 26

What do Irregular Bones do?

Answer 26

- Have Odd Shapes and Perform a Range of Functions | - Examples are the Bones of the Vertebrae

Question 27

What do Ligaments do?

Answer 27

- Joins Bone to Bone - Help Stabilise Joints - Prevents Dislocation

Question 28

What do Tendons do?

Answer 28

- Attach Muscle to Bone | - Help Provide Powerful Movements Such as Kicking and Jumping

Question 29

What order is the Vertebral Column in?

Answer 29

1. Cervical (Top) 2. Thoracic 3. Lumbar 4. Sacrum 5. Coccyx (Tail/Bottom)

Question 30

What are the Long Term Effects of Exercise on the Skeletal System?

Answer 30

- Increased bone density - Bones are stronger - Prevents osteoporosis (brittle/fragile bones) and reduces fractures

Question 31

What are the Short Term Effects of Exercise on the Skeletal System?

Answer 31

Haha there isn't any c: