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In a vertebrate skeletal muscle, each muscle fiber is irnervated by only one rnotor
neuron, but each branched rnotor neuron may synapse witr rrany musce fibers (
Figure 49.34). There may be rundreds of motor neurons control irg a muscle, ...
many muscle fibers the motor neuron controls. ln most muscles, the number of
muscle fibers in different motor units ranges from a few to hundreds. The nervous
system can thus regulate the strengtr of contraction in a whole rriuscle by ...
Spinal cord Motor Motor - unit 1 unit 2 é I l / t . § // Synaptic terminals Motor
neuron axon Motor neuron cell body Muscle fibers Figure 49.34 Motor units in a
vertebrate skeletal muscle. Each ' <~4 muscle fiber (cell) ras a singe synapse
with one ...
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LibraryThing ReviewUser Review - kaionvin - LibraryThing
I wasn't going to review Biology by Neil A. Campbell, because well... 1. It's ubiquitous. 2. I studied from the sixth edition in high school for Biology AP and the eighth edition for first-year ... Read full review
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This is a fabulous book. It also came with access to a free digital copy of the book, which was very handy. Read full review