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Questions and Answers
Which type of muscle cells are not electrically coupled and do not spread contraction from one cell to the next?
Which type of muscle cells are not electrically coupled and do not spread contraction from one cell to the next?
- Multiunit smooth muscle cells (correct)
- Smooth muscle cells
- Skeletal muscle cells
- Cardiac muscle cells
What are the stimuli for multiunit smooth muscles?
What are the stimuli for multiunit smooth muscles?
- Autonomic nerves
- Hormones
- Both autonomic nerves and hormones (correct)
- None of the above
Which neurotransmitter binds to its alpha-1 adrenergic receptor on the pupil dilator muscle to cause pupil dilation?
Which neurotransmitter binds to its alpha-1 adrenergic receptor on the pupil dilator muscle to cause pupil dilation?
- Epinephrine
- Acetylcholine
- Norepinephrine (correct)
- Oxytocin
