In which diagnostic procedure does the practitioner perform a lumbar puncture, remove some cerebrospinal fluid, and instill a contrast medium to evaluate spinal abnormalities?
A. Nuclear medicine
B. Cerebral angiography
C. MRI
D. Myelography
E. CT scan
Answer: D
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Which of these statements regarding antidotes is correct?
A) There are many antidotes for a large number of poisons and toxic substances B) An antidote will neutralize or counteract the effects of a poison or toxic substance C) Antidotes are beneficial because they will remove the poison from the body D) An antidote can only be given in the emergency department by the physician or nurse
________ is a system that requires that PPE be worn to protect against contact with all body fluids, whether or not blood is visible
a. OSHA b. CDA c. OPIM d. BSI
Which of the following are only found in the central nervous system and act as interpreters between the afferent and efferent nerves?
A. Motor neurons B. Interneurons C. Astrocytes D. Microglia E. Sensory neurons
The cell membrane of the ________ cell contains large amounts of myelin, which insulates the axons and allows them to send nerve impulses quickly.
Fill in the blank(s) with the appropriate word(s).