Which of the Following Appears to Exert the Most Direct

question 39

Multiple Choice

Which of the following appears to exert the most direct influence over autonomic functions?

• A) medulla oblongata
• B) midbrain
• C) hypothalamus
• D) reticular formation

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Definitions:

Split Brain

Describes a condition resulting from the severance or lesion of the corpus callosum, leading to a disconnection between the two hemispheres of the brain.

Acetylcholine

A neurotransmitter in the nervous system that plays an important role in muscle contraction and cognitive functions.

Agonist

is a substance that binds to a receptor and triggers a response in the body, often mimicking the action of a naturally occurring substance.

Excitatory Neurotransmitter

Chemical substances in the nervous system that increase the likelihood of firing the neuron to which they bind, promoting neural activity.