The meninges attach to several bony points in the skull. One of the places they attach is
A) the sella turcica.
B) the lateral pterygoid plate.
C) palatine processes.
D) the zygomatic arch.
E) the crista galli.
Ans: E) the crista galli.
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Which is not correct regarding the spleen?
A. Its white pulp consists of lymphatic cells. B. It has an outer cortex and inner medulla. C. It is divided into sections by capsular extensions called trabeculae. D. Its blood is supplied by the splenic artery and drained by the splenic vein. E. It stores erythrocytes.
After removal of an elbow cast, Lauren noticed her arm was immovable. What happened to her arm?
What will be an ideal response?
Action potentials are related to impulses conducted along an axon in that
A) active transport of Na+ and K+ are required for impulse conduction but not for an action potential. B) propagation of a series of action potentials along a nerve cell fiber constitutes an impulse. C) impulses are stronger responses than are action potentials. D) many impulses are required to cause one action potential.
What is the main function of the quadriceps group?
A) arm flexion B) hand supination C) thigh abduction D) knee extension E) foot inversion