Dopamine, GABA and acetylcholine are chemicals released by a presynaptic neuran that bind to post-synaptic neurons. Which term defines the chemicals in this role?
Neurosignallers
Neurotransmitters
Neurohormones
Neuroemitters
The Correct Answer is B
A. Neurosignallers is not a standard term used for these chemicals.
B. Neurotransmitters are chemicals that transmit signals across a synapse from one neuron to another.
C. Neurohormones are released into the bloodstream to affect distant organs, which is different from neurotransmitters that act at synapses.
D. Neuroemitters is not a commonly used term for these chemicals.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Working memory is involved in the temporary storage and manipulation of information, such as when learning and applying the rules of a new game.
B. Long-term memory involves the storage of information over a long period, which is not the primary type of memory accessed for initial learning.
C. Sensory memory involves the brief retention of sensory information, which is not relevant for learning complex concepts like game rules.
D. Explicit memory refers to the conscious recall of facts and events, but the learning process of rules engages working memory more directly.
Correct Answer is C
Explanation
A. The reticular activating system (RAS) is involved in wakefulness and arousal, not directly in controlling sleep.
B. The thalamus plays a role in sensory processing, not primarily in controlling sleep.
C. The pons plays a critical role in sleep regulation, particularly in the stages of REM sleep.
D. The amygdala is primarily involved in emotion processing, not sleep regulation.
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