increasing the weight increased the latency period because...
What will be an ideal response?
it takes time to build up tension in the muscle and tendon to overcome the weight. Because it takes more crossbridge cycling to overcome a heavier weight, the latency period is extended in duration
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If a post synaptic cell is stimulated to threshold by temporal summation this implies that ________
A) the postsynaptic cell can be influenced by only one presynaptic cell B) the postsynaptic cell is sending frequent action potential C) a presynaptic neuron is sending frequent EPSP D) the presynaptic neuron is sending frequent IPSP
Bundles of CNS axons that share a common origin, destination, and function are called
A) the cortex. B) centers. C) nuclei. D) tracts. E) ganglia.
What is the target organ of corticotropin-releasing hormone?
A. The anterior pituitary B. The posterior pituitary C. The thyroid gland D. The adrenal cortex E. The gonads
Receptor molecules in synapses
A. serve as channel proteins. B. have a high degree of specificity. C. tend to concentrate on presynaptic terminals. D. can bind to any molecule in the synapse. E. bind irreversibly with neurotransmitter.