The arachnoid mater
a. is the innermost meningeal layer
b. a delicate, richly vascularized meningeal layer that is "cobwebby" in appearance
c. a tough, non-elastic membrane that covers the central nervous system
d. involved with the formation of CSF
e. is characterized by a, b, and d
B
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Which of the abdominal muscles is innervated by spinal nerves T7?T12?
A. Transversus abdominis B. Internal oblique C. Rectus abdominis D. External oblique E. None of these choices is correct.
Which of the following motility processes is NOT correctly matched to its description?
A. Ingestion-taking food into the mouth B. Deglutition-swallowing C. Mastication-removal of wastes D. Peristalsis-rhythmic, wave-like contractions
The majority of sensory information is relayed to the cerebrum by the ________.
A. medulla oblongata B. pons C. thalamus D. hypothalamus
A skeletal muscle generates its greatest twitch tension when it is stretched to twice its resting length.
Answer the following statement true (T) or false (F)