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week 6-12
A&P week 6-12
Question | Answer |
---|---|
Hormone that inhibits osteoclast activity in children. | calcitonin |
The hormone produced by the heart | increases the excretion of sodium in the urine |
From which vessels do myocardial cells receive blood? | coronary arteries |
Which division of the autonomic nervous system sends fibers to the heart? | sympathetic and parasympathetic |
Which is not true about sympathetic postganglionic neurons? | They produce acetylcholine. |
If you were to damage some of the preganglionic fibers that enter the celiac ganglion, what effect would this have on sympathetic stimulation? | Hormones secreted by the adrenal medulla may not reach the various sympathetic effectors, thus delaying the effects of sympathetic stimulation. |
Several “vital centers” are located in the: | medulla. |
The peripheral nervous system includes: | only cranial nerves, spinal nerves, and their branches |
The autonomic nervous system does not stimulate: | skeletal muscles |
The most common type of lever in the body is a _____-class lever. | Third |
The covering of individual muscle fibers is the: | endomysium |