Sympathetic Centers in the Hypothalamus Control Sympathetic Activation

question 97

Multiple Choice

Sympathetic centers in the hypothalamus control sympathetic activation. When sympathetic activation occurs, we experience ________.

• A) increased alertness, through stimulation of the reticular activating system
• B) increased activity in the cardiovascular and respiratory centers of the pons and medulla oblongata
• C) a general elevation in muscle tone through stimulation of the extrapyramidal system
• D) a feeling of energy and euphoria, often associated with a disregard for danger and temporary insensitivity to painful stimuli
• E) We can experience all of these.

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Definitions:

(Z)-2-Chloro-4-Ethylhex-2-Ene

A geometric isomer of an organic compound characterized by a specific arrangement of atoms, including a chloride and ethyl group.

(Z)-1-Chloro-1-Fluoro-1-Butene

A geometric isomer of a chlorofluorinated butene, characterized by having the chlorine and fluorine on the same side of the double bond.

Carbon-Carbon Double Bond

A chemical bond between two carbon atoms involving four bonding electrons instead of the usual two, giving the molecule added stability and reactivity.

Geometry

The study or description of the shape and relative arrangement of figures and bodies or their properties in space.