Wk 3 - LE 6: Neuromuscular (strength)

Question 1

In muscle contraction, the _____ stimulates the release of acetylcholine in the myocyte

Answer 1

action potential (impulse)

Question 2

The sarcoplasmic reticulum release ____ which promotes muscle contraction

Answer 2

Ca+

Question 3

______ are the basic contractile units of skeletal muscle

Answer 3

Sarcomeres

Question 4

Is more energy required for contraction or relaxation of muscle?

Answer 4

Relaxation

Question 5

Increasing force depends on increasing the number of contracting sarcomeres in ______ to each other

Answer 5

parallel

Question 6

Muscles enlarge by….?

Answer 6

enlargening each myocytes (not growing more cells) - hypertrophy

Question 7

When you have high degree of overlap of filaments, this means force will be ____

Answer 7

High/stronger

Question 8

When you have low degree of overlap of filaments, this means force will be ____

Answer 8

low/weaker

Question 9

Is load equivalent to force?

Answer 9

Yes

Question 10

Muscle is stronger as it ____

Answer 10

Lengthens

Question 11

Maximum strength depends on maximising ____ ______

Answer 11

motorunit recruitment