ADA NBDHE Dental Hygienist

Category - Scientific Basis for Dental Hygiene Practice

How many types of muscles are there?
  1. 2
  2. 3
  3. 4
  4. 5
Explanation
Answer: B - There are three types of muscle. The skeletal muscle is striated and voluntary, mostly attaching to bones. Cardiac muscle is striated and involuntary, forming most of the wall of the heart. Smooth muscle participates in internal processes and is located in the viscera.
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