What Occurs When a Stimulus Shifts the Potential Inside a Neuron

question 78

Multiple Choice

 What occurs when a stimulus shifts the potential inside a neuron from the resting potential to a more negative potential?

• A) Hyperpolarization
• B) Depolarization
• C) An action potential
• D) A threshold

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Definitions:

Urethral Catheter

A flexible tube inserted through the urethra into the bladder to drain urine.

Cardiovascular Angiography

A medical imaging technique used to visualize the inside of blood vessels and organs of the heart, employing a special dye and X-rays to detect blockages or abnormalities.

Blood Flow

The continuous circulation of blood in the cardiovascular system through the heart and blood vessels.

Aneurysm

The abnormal enlargement or bulging of an artery due to weakness in the vessel wall, potentially leading to rupture.