The ________ contains the heart, lungs, and large blood vessels.
A. thoracic cavity
B. abdominopelvic cavity
C. cranial cavity
D. spinal cavity
Answer: A
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A letter is an example of what route of communication?
a. verbal c. written b. nonverbal d. none of the above
What is a neurilemma?
A. The outermost layer of a Schwann cell B. The cell membrane of a neuron C. The myelin sheath that surrounds an axon in the PNS D. The layer of connective tissue that surrounds an axon E. The outermost layer of an oligodendrocyte
The monoamine that has functions related to sleep, appetite, cognition, and mood is
A. dopamine. B. serotonin. C. norepinephrine. D. acetylcholine. E. epinephrine.
Select the correct relationship between peripheral resistance and blood pressure
A) As peripheral resistance decreases, blood pressure increases. B) Peripheral resistance has no effect on blood pressure. C) As peripheral resistance increases, blood pressure decreases. D) As peripheral resistance increases, blood pressure increases.