Studies of Congenially Blind Individuals Suggest That Facial Expressions of Emotion

question 9

Multiple Choice

Studies of congenially blind individuals suggest that facial expressions of emotion are _____.

• A)genetically encoded and not socially learned
• B)socially learned and not genetically encoded
• C)both socially learned and genetically encoded
• D)neither socially learned nor genetically encoded

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Definitions:

Autonomic Nervous System

The part of the nervous system that controls involuntary functions such as heart rate, digestion, and respiratory rate, divided into the sympathetic and parasympathetic systems.

Chemical Synapses

Specialized junctions through which neurons signal to each other and to non-neuronal cells, allowing the transmission of chemical messengers (neurotransmitters).

Electrical Synapses

Direct connections between neural cells allowing for rapid transmission of electrical signals through gap junctions.

Presynaptic Activation

The process by which an action potential in a neuron stimulates the release of neurotransmitters from the presynaptic terminal.