All of the Following Describe Conditions That Facilitate an Action

question 68

Multiple Choice

All of the following describe conditions that facilitate an action potential except:

• A) a resting potential precedes an action potential.
• B) sodium channels open.
• C) sodium-potassium pump activity decreases.
• D) the local potential becomes depolarized.

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Definitions:

Zygote

Cell resulting from the uniting of the ovum and sperm.

Umbilical Cord

The flexible cordlike structure connecting a fetus to the placenta, delivering nutrients and oxygen and removing waste.

Psychological Closeness

The perception of being emotionally intimate or connected with another person or group.

Intimacy

A tight, intimate bond that is typically affectionate or tender, formed between individuals or within a group.