Examlex
An astigmatism test chart has how many sets of three lines laid out in a circular arrangement?
Spinal Cord
A long, thin, tubular structure made up of nervous tissue, which extends from the brainstem down the back, and is encased in the spinal column. It is a crucial part of the central nervous system.
Somatic Nervous System
A part of the peripheral nervous system that handles voluntary control of the body's muscles and the transmission of sensory information to the central nervous system.
Curare
A plant extract used historically as a poison on arrows and darts, which acts by causing paralysis.
Acetylcholine
A neurotransmitter in the nervous system that plays a crucial role in muscle activation and memory formation.
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