Skeletal System

Question 2

What is the skeletal system made up of?

Answer 2

Bones, cartilage, ligaments

Question 3

What are the main functions of the skeletal system?

Answer 3

• structure and movement
• protection of internal organs
• haemopoiesis
• mineral storage especially. Calcium phosphate

Question 4

What are the three types of muscle tissue?

Answer 4

Skeletal, cardiac and smooth

Question 5

What is muscle tissue?

Answer 5

Highly specialises tissue with four major functions
- contractility (shortens)
- excitability (responds to stimulus and produces action potentials)
- extensibility (stretches beyond resting length without damage)
- elasticity (returns to resting length after stretching)

Question 6

How is skeletal muscle controlled and what is its function?

Answer 6

Controlled by the nervous system.
- produces body movements and maintains body position
- storage and movement
- generation of heat

Question 7

What is a joint?

Answer 7

A place where two or more bones connect or articulate to allow motion between the parts

Question 8

Are skeletal muscles the only effector organs of the somatic (voluntary) nervous system?

Answer 8

No