When a staff member asks the nurse about the contractile unit of a muscle,how should the nurse reply? The contractile unit of a muscle cell is called the:
A) Motor unit
B) Basement membrane
C) Myofibril
D) Ribosome

Question

Quizplus · Accepted Answer

The muscle fiber contains bundles of myofibrils,the fiber's functional subunits.
The muscle fiber contains bundles of myofibrils,not the motor unit; it is the fiber's functional subunits.
The muscle fiber contains bundles of myofibrils,the fiber's functional subunits.It is not the basement membrane.
The muscle fiber contains bundles of myofibrils,the fiber's functional subunits.It is not the ribosome.

When a Staff Member Asks the Nurse About the Contractile