lec18-12 - b stomach, uterus, bladder (b) "...

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KIN 205: Chapter 12, Smooth Muscle: Two Types of Smooth Muscle: (a) " single-unit " Fig. 12-25a = all muscle fibres in the muscle will contract if 1 or 2 of the muscle fibres are depolarized to threshold h neighbouring cells joined by gap junctions transmit action potentials h example : hollow bodied structures
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Unformatted text preview: b stomach, uterus, bladder (b) " multi-unit " Fig. 12-25b = functionally independent units of muscle fibres that contract independently of each other. h excited by the autonomic nervous system h example : blood vessels, respiratory tract, base of the hair follicles Figure 12-25 Figure 12-25...
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This note was uploaded on 12/26/2011 for the course KIN 205 taught by Professor Blaber during the Fall '09 term at Simon Fraser.

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