Which Brain Feature Is Activated by Fearful Stimuli and Helps

question 2

Multiple Choice

Which brain feature is activated by fearful stimuli and helps produce symptoms such as fast heart rate and emotional states of anxious apprehension to help a person cope with threat?

• A)Septal-hippocampus
• B)Bed nucleus
• C)Amygdala
• D)Thalamus

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Definitions:

Proximal Convoluted Tubule

A tubular section of the nephron in the kidney where a major portion of blood filtration, reabsorption, and secretion occur.

Ascending Limb

The portion of the loop of Henle in the nephron that carries fluid from the renal medulla toward the cortex of the kidney, crucial for the concentration of urine.

Active Transport

The movement of molecules across a cell membrane from a region of lower concentration to a region of higher concentration, requiring energy.

Facilitated Diffusion

Carrier-mediated process that does not require ATP and moves substances into or out of cells from a high to a low concentration.