The Primary Source of Error in Data Communications Is

question 88

Multiple Choice

The primary source of error in data communications is:

• A)echoes
• B)intermodulation noise
• C)spikes
• D)attenuation
• E)cross-talk

---

Definitions:

Chemical Messengers

Substances in the body that transmit signals from one cell to another, typically hormones and neurotransmitters.

Sodium/Potassium Pumps

A type of active transport mechanism that moves sodium ions out of and potassium ions into cells, essential for maintaining cellular function and homeostasis.

Receptor Sites

Specific locations on the surface of a cell or within a cell where molecules such as hormones, neurotransmitters, or drugs can bind to elicit a physiological response.

Ions

Atoms or molecules with a net electric charge due to the loss or gain of one or more electrons.