Increasing the amount of myelination _______
A) has no effect on the time between action potentials
B) increases the time between action potentials
C) increases the time between action potentials only for small-diameter axons
D) decreases the time between action potentials
Ans: D) decreases the time between action potentials
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The tongue
A. contains a lot of connective and lymphatic tissues. B. functions in deglutition apnea. C. is attached to the hard palate. D. plays a major role in swallowing. E. secretes saliva.
The parasympathetic division of the autonomic nervous system ________.
A. has terminal ganglia embedded in the visceral effectors B. has long postganglionic neurons C. has relatively short preganglionic neurons D. has a single neuron arising from the spinal cord
Mr. Bailey, a 58-year-old man, wants to add muscle mass to his frame since he has noticed he is not as strong as he used to be. Discuss the type of physical training you have determined will help him add strength to his muscles. How will your choice help
him achieve his goal? What muscle changes do you think he will experience as he begins your training? What will be an ideal response?
Vasoreflexes can raise or lower blood pressure throughout the body
Indicate whether the statement is true or false