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Heart muscle is striated yet the nervous system does not control it directly, so it is:

AVoluntary
BSkeletal type
CSmooth type
DInvoluntary
Answer & Solution
Correct answer: D. Involuntary
1. Cardiac muscle looks striped like skeletal muscle. 2. But you cannot will your heart to beat faster. 3. So it is involuntary. _Source: syllabus Biology, Chapter 20, Locomotion and Movement._
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