The Enteric Nervous System

question 60

Multiple Choice

The enteric nervous system

• A) is a useful model system because it is very simple with only a few neurons.
• B) consists almost entirely of sensory neurons.
• C) consists almost entirely of motor neurons.
• D) contains all known neurotransmitters.
• E) is fully understood in the lobster but not yet in humans.

Describe the functions and names of different parts of the ear.

Recognize medical terminology related to ear health, diseases, and conditions.

Identify diagnostic procedures and their purposes within ENT (Ear, Nose, and Throat) practice.

Understand the effects of sound on hearing and the concept of hearing loss.

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Definitions:

Action Potentials

Short-lasting events in which the electrical membrane potential of a cell rapidly rises and falls, following a consistent trajectory.

Plasma Membranes

The lipid bilayer surrounding a cell, regulating the passage of substances in and out of the cell.

Muscular Atrophy

The wasting or loss of muscle tissue due to a lack of physical activity, disease, or nutritional deficiency, leading to weakness and reduced muscle mass.

Transcutaneous Stimulation

A method of applying electrical stimulation through the skin to nerves for pain relief or to stimulate muscle activity.