What contains a spider web-like network of cells and fibers through which cerebrospinal fluid flows?
A) subdural space
B) dural sinus
C) falx cerebri
D) subarachnoid space
E) pia mater
Answer: D
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Neurons that have one axon and numerous dendrites are structurally classified as ________.
Fill in the blank(s) with the appropriate word(s).
What action causes the first heart sound heard through a stethoscope?
A) Opening of the semilunar valves B) Closing of the atrioventricular valves C) Closing of the semilunar valves D) Opening of the atrioventricular valves
Female orgasm is accompanied by peristaltic contractions of the uterine and vaginal walls and by rhythmic contractions of which of the following muscles?
A) internal oblique and erector spinae B) ischiocavernosus and internal oblique C) erector spinae and ischiocavernosus D) ischiocavernosus and bulbospongiosus E) bulbospongiosus and internal oblique
Which of the following bones does not articulate with any other bone, but is attached to muscles of the tongue and larynx?
A. Vomer bone B. Sphenoid bone C. Palatine bone D. Stapes E. Hyoid bone