The vessel that returns blood from the abdomen and legs to the heart is the __________ vena cava.
Fill in the blank(s) with the appropriate word(s).
inferior
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White rami communicantes carry preganglionic sympathetic axons from the T1-L2 spinal nerves to the sympathetic trunk
Indicate whether this statement is true or false.
Which of the following is not a function of cerebrospinal fluid?
A. It provides a stable chemical environment for the nervous tissue. B. It removes metabolic wastes from the central nervous system. C. It supports the weight of the brain. D. It helps cool the brain. E. It cushions the brain from blows.
If the neural tube does not close inferiorly, ________ may result.
A. down syndrome B. spina bifida C. anencephaly D. conjoined twins
The craniosacral division of the autonomic nervous system refers to the
A. vagal system. B. enteric nervous system. C. sympathetic nervous system. D. somatic nervous system. E. parasympathetic nervous system.