A Frog Muscle Is Stimulated with an Electric Current, but the Muscle

question 55

Multiple Choice

A frog muscle is stimulated with an electric current, but the muscle doesn't twitch. This probably happens because ________.

• A) ionic balance has been restored
• B) the synapses are underactive
• C) the threshold of excitation was not reached
• D) the graded potential is too great

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Definitions:

Dental Procedures

Medical interventions and treatments focusing on the health and maintenance of the teeth, gums, and mouth.

Bacterial Endocarditis

An infection of the heart's inner lining or the heart valves caused by bacteria, leading to serious complications if untreated.

Osler Nodes

Painful, red, raised lesions found on the hands and feet, associated with infective endocarditis.

Janeway Lesions

Non-tender, small, erythematous lesions found on the palms and soles, associated with infective endocarditis.