The Particles That Are Found in the Nucleus of an Atom

question 61

Multiple Choice

The particles that are found in the nucleus of an atom are the

• A) protons and electrons.
• B) neutrons and protons.
• C) electrons only.
• D) protons only.
• E) electrons and neutrons.

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Definitions:

Blood-Brain Barrier

Specialized membranes that surround the blood vessels within the brain and filter harmful chemicals out of the brain’s blood supply.

Defense System

Mechanisms or strategies employed by individuals or systems to protect against threats, criticism, or psychological harm, often unconsciously in the form of psychological defenses.

Hyperpolarized

describes a state where a neuron's membrane potential becomes more negative than its resting potential, making it less likely to fire an action potential.

Transmitter Substances

Chemicals released by nerve cells to transmit signals across a synapse to another nerve, muscle, or gland cell.