Which of the Following Is an Element

question 1

Multiple Choice

Which of the following is an element?

• A) brass
• B) salt
• C) water
• D) earth
• E) oxygen

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Definitions:

Parasympathetic Nervous System

Part of the autonomic nervous system responsible for conserving energy and promoting relaxation and recovery processes in the body.

Action Potential

A rapid increase and subsequent decrease in voltage or electrical charge across a cellular membrane, leading to nerve signal transmission.

Neural Impulse

An electrical signal that travels along a neuron, enabling communication within the nervous system.

Acetylcholine

A neurotransmitter in the central and the peripheral nervous systems that plays a key role in the function of muscle action, heart rate, memory, and learning.