Immediately After Firing, a Neuron Cannot Fire Again No Matter

question 107

Multiple Choice

Immediately after firing, a neuron cannot fire again no matter how strong the incoming messages may be. This period is called the ________ period.

• A) relative refractory
• B) primary refractory
• C) polarization
• D) absolute refractory

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Definitions:

Steroids

A large class of organic compounds with a characteristic molecular structure containing four rings of carbon atoms; examples include hormones and cholesterol.

Antibiotics

Medications used to prevent and treat bacterial infections by either killing bacteria or inhibiting their growth.

Mucus-Thinning Drugs

Medications designed to reduce the viscosity of mucus, helping to alleviate congestion in the respiratory tract.

Vocal Cords

Paired bands of muscle tissue located in the larynx (voice box) that vibrate to produce sound when air is expelled from the lungs.