Muscle tension

Question 1

in a whole muscle, tension is affected by

Answer 1

1. number of fibres contracting
2. number of fibres/motor unit
3. muscle size
4. fatigue

Question 2

in a whole muscle, tension is affected by

number of fibres contracting

• more ______ units = increase or decrease in what? ⇒small __________ recruited first, then _________ added when more _______ needed.

Answer 2

• more active units = increase tension

​⇒small motor units recruited first, then larger ones added when more tension needed.

Question 3

in a whole muscle, tension is affected by

number of fibres contracting

• _____ active _____ = increase or decrease what?​⇒_____ motor units _______ first, then larger ones ______ when more tension ________.

Answer 3

• more active units = increase tension

​⇒small motor units recruited first, then larger ones added when more tension needed.

Question 4

in a whole muscle, tension is affected by

number of fibres contracting

no hints

Answer 4

• more active units = increase tension

​⇒small motor units recruited first, then larger ones added when more tension needed.