Course

Anatomy & Physiology

Study Pack

Set 21 Electromyography Biopac Exercise

Back to Sets
Question 1

(True False)

Free
In a motor unit of a skeletal muscle, each muscle fiber is innervated by several motor neurons.

Answer

Question 2

(Multiple Choice)

Free
The type of muscle tissue that was used for electromyography in this lab exercise is ________ muscle.

A)mononucleated
B)cardiac
C)non-striated
D)skeletal
E)smooth

Answer

Question 3

(Multiple Choice)

Free
Which of the following is NOT true of a tetanic muscle contraction?

A)A tetanic contraction only occurs if a person has been infected with the disease called tetanus.
B)It occurs when a muscle fiber is stimulated in very rapid succession.
C)During a tetanic contraction, the muscle fiber does not relax at all between stimuli.
D)A much greater amount of muscle tension can be achieved during a tetanic contraction than during a single muscle twitch.
E)All of these are true of a tetanic muscle contraction.

Answer