__________ Is Defined as the Number of Weeks Since Conception

question 34

Multiple Choice

__________ is defined as the number of weeks since conception.

• A)Birth weight
• B)Gestational age
• C)Pregnancy timeline
• D)Small-for-date

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Definitions:

Axon

a part of a neuron that conducts impulses away from the cell body towards other neurons or muscles.

Electrical Charge

A fundamental property of matter that exists in either a positive or negative state and causes it to experience a force when placed in an electromagnetic field.

All-Or-None Law

A principle that states that the strength of a response of a nerve cell or muscle fiber is not dependent on the strength of the stimulus; if a stimulus is above a certain threshold, a nerve or muscle fiber will fire.

Action Potentials

Action potentials are rapid rises and falls in the electric potential across a nerve cell's membrane, allowing for the transmission of neural signals.