Action potentials appear to jump down a myelinated axon. This is called
A. electrical communication
B. saltatory conduction
C. signal conduction
D. excitation
E. propagation
Answer: B. saltatory conduction
Anatomy & Physiology
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The primary osmoreceptors are located in the
A) kidney. B) stomach. C) pons. D) hypothalamus. E) medulla.
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The vessels with the greatest total cross-sectional area are the arteries
Indicate whether the statement is true or false
Anatomy & Physiology
Two or more polypeptides chains combine to form a complex structure called a ________
A) primary structure B) beta-pleated sheet C) secondary structure D) tertiary structure E) quaternary structure
Anatomy & Physiology
Which hormone increases the blood calcium level?
A. Calcitonin B. Thyroid hormones C. Growth hormone D. PTH
Anatomy & Physiology