The "Atomic Weight" of an Atom Reflects the Average Number

question 26

Multiple Choice

The "atomic weight" of an atom reflects the average number of

• A) protons + neutrons + electrons.
• B) protons.
• C) neutrons.
• D) protons + neutrons.
• E) electrons.

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Definitions:

Sarcolemma

The Sarcolemma is the cell membrane surrounding muscle fibers, critical for receiving and conducting stimuli and maintaining the integrity of muscle cells.

Clostridium Botulinum

A bacterium that produces botulinum toxin, which can cause botulism, a serious and potentially fatal illness.

Neuromuscular Junction

A synapse between a motor neuron and skeletal muscle cell, enabling nerve impulses to trigger muscle contraction.

ACh

Acetylcholine, a neurotransmitter involved in muscle activation, memory, and learning.