Which of the following is NOT a common characteristic of dermatomes?
a) Can be used clinically to determine area of spinal cord damage
b) Each dermatome is only served by a single spinal nerve
c) Complete anesthesia of a single dermatome often requires blocking three adjacent spinal nerves
d) Dermatomes are designated based on the cranial or spinal nerve that serves that area of the skin
e) The dermatome serving the face is supplied by the trigeminal cranial nerve
b
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What structure anchors the spinal cord to the coccyx and is considered part of the pia mater of the spinal cord?
A) Conus medullaris B) Denticulate ligament C) Filum terminale D) Dural sheath
The composition of the fluid bathing the cells of the body is the same as that within the cells
Indicate whether the statement is true or false.
Without surfactant, _______.
A. the surface tension of the liquid in the alveoli would be less and the alveoli would collapse B. the alveoli would collapse C. the surface tension of the liquid in the alveoli would be greater D. the surface tension of the liquid in the alveoli would be greater and the alveoli would collapse E. the surface tension of the liquid in the alveoli would be less
The study of body function in a disease state is
A) pathophysiology. B) microbiology. C) necrology. D) physiology. E) histology.