Muscle Fibres

Question 1

Type 1 muscle fibre

Answer 1

Slow oxidative

Question 2

Type 2a muscle fibre

Answer 2

Fast oxidative glycolytic

Question 3

Type 2b muscle fibre

Answer 3

Fast glycolytic

Question 4

What happens to the muscle fibres at concentric isotonic contraction

Answer 4

Muscle fibre shortens

Question 5

What happens to the the eccentric isotonic contraction

Answer 5

Muscle fibre lengthens

Question 6

Isometric contraction means what?

Answer 6

Muscle is not changing length while exerting a force

Question 7

Isotonic means what

Answer 7

Muscle is changing length while exerting a force

Question 8

What example can be used for each of the muscle fibres

Answer 8

Type 1- marathon
Type 2a- 400m race
Type 2b- 100m sprint

Question 9

Does the type 1 muscle fibre fatigue fast or slow

Answer 9

Slow

Question 10

What is myoglobin?

Answer 10

A protein that transports Oxygen

Question 11

Which muscle fibres can resist fatigue and which one more so

Answer 11

Type 1 can resist the most fatigue and type 2a can as well but not as long as type 1