When Neurotransmitters Plug into the Appropriate Neuron Receptors, Sodium Ions

question 293

Multiple Choice

When neurotransmitters plug into the appropriate neuron receptors, sodium ions very briefly flood through potassium channels like water through dam floodgates. This changes the neuron's electrical balance and is called

• A)an action potential.
• B)an absolute refractory period.
• C)a graded potential.
• D)an anion.
• E)an induced potential.

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Definitions:

Cholesterol Levels

Measures of the total amount of cholesterol in the blood, including both high-density lipoprotein (HDL) and low-density lipoprotein (LDL) cholesterol.

Saturated Fats

Fats containing a high proportion of fatty acid molecules without double bonds, considered less healthy in diets.

Calcium

A mineral essential for human life, involved in bone formation, muscle contraction, nerve function, and blood clotting.

Healthy Bones

Bones that are strong, dense, and capable of supporting the body and withstanding physical stress.