Chapter 4.7 (page 38)

Question 1

There are 2 types of Isotonic contraction: ___________ and __________ contraction.

Answer 1

Concentric

Eccentric

Question 2

What are the 2 Types of Muscle Contraction? With respect to the length of the muscle.

Answer 2

Isotonic

Isometric

Question 3

________________ is the response of muscle fibres to a single brief threshold stimulus. While _________________ is produced by a series of stimuli bombarding the muscle in rapid succession. This is more of a sustained and steady response than a twitch.

Answer 3

Twitch contraction (single impulse)
Tetanus contraction (volley of impulses)

Question 4

True or False: The all or none response states that the muscle fibres contract completely when subjected to a threshold stimulus.

Answer 4

TRUE

Question 5

For a skeletal muscle to contract, it must be stimulated by a nerve ending. What is the minimal level of stimulation that is required to cause a muscle fibre to contract?

Answer 5

Threshold Stimulus