Smooth Muscle Differs from Both Cardiac and Skeletal Muscle in That

question 104

Multiple Choice

Smooth muscle differs from both cardiac and skeletal muscle in that

• A) it can act as a pacemaker for rhythmic contractions.
• B) its contractions are not due to interactions between neighboring microfilaments.
• C) its neighboring cells are electrically connected by gap junctions.
• D) its neighboring cells are tightly coupled by intercalated discs.
• E) its cell membranes are depolarized by stretching.

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