The neurotransmitter used by the nervous system to activate skeletal muscle cells is acetylcholine.
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Which of the following types of bone has lots of holes with…
Which of the following types of bone has lots of holes with a meshwork of interconnecting bone?
Which of the following obeys the all-or-none law?
Which of the following obeys the all-or-none law?
A skeletal muscle twitch differs from a tetanic contraction…
A skeletal muscle twitch differs from a tetanic contraction in that:
Which of the following bones forms the back and base of the…
Which of the following bones forms the back and base of the cranium?
Which of the following bones forms most of the roof of the c…
Which of the following bones forms most of the roof of the cranium?
The _____ ribs are not connected to the sternum
The _____ ribs are not connected to the sternum
Which of the following can actually shorten during a muscle…
Which of the following can actually shorten during a muscle contraction:
A bone that is broken but does not pierce the skin is a(an)
A bone that is broken but does not pierce the skin is a(an)
Which of the following is NOT a feature of compact bone?
Which of the following is NOT a feature of compact bone?