All Sensory Information Enters the Brain in the Form of Electrical

question 62

Multiple Choice

All sensory information enters the brain in the form of electrical impulses,or action potentials.The brain determines the source of the sensory information based on the

• A) pattern of the signals.
• B) strength of the signals.
• C) frequency of the signals.
• D) time at which the signals arrive.
• E) location at which the signals arrive.

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Definitions:

Pacemaker

An electronic medical device implanted in the chest to regulate the heartbeat, used in conditions where the heart's natural rhythm is too slow.

Atria

The atria are the two upper chambers of the heart, responsible for receiving blood from the veins and pumping it into the ventricles, which then circulate it to the lungs and the rest of the body.

Ventricles

Hollow chambers within the brain that produce cerebrospinal fluid, or within the heart that pump blood throughout the body.

ECG

An abbreviation for Electrocardiogram, a test that measures the electrical activity of the heart to show whether it is working normally.