Question

5. Somatic motor neurons must be ________ to relax the external urethral sphincter to allow urination. a. stimulated b. inhibited

Name: Problem 5, Chapter 25: Anatomy & Physiology
Uploaded: 2020-06-26T09:02:12-08:00
Duration: 24 s
Channel: Sam Limsuwannarot
Description: 5. Somatic motor neurons must be to relax the external urethral sphincter to allow urination. a. stimulated b. inhibited

   5. Somatic motor neurons must be ________ to relax the external urethral sphincter to allow urination.
a. stimulated
b. inhibited

Anatomy & Physiology

J. Gordon Betts,… 1st Edition

Chapter 25, Problem 5

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Solved by Expert Sam Limsuwannarot

06/26/2020

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These neurons are responsible for carrying signals from the central nervous system to the skeletal muscles, causing them to contract. Show more…

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5. Somatic motor neurons must be ________ to relax the external urethral sphincter to allow urination. a. stimulated b. inhibited

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Key Concepts

Somatic Motor Neurons

Somatic motor neurons are components of the peripheral nervous system that innervate skeletal muscles. They are responsible for transmitting signals from the central nervous system to muscles, thereby controlling voluntary movements. Their excitatory or inhibitory modulation determines whether a muscle contracts or relaxes, and this precise regulation is essential for coordinated motor behaviors.

Neural Inhibition

Neural inhibition refers to the process by which a neuron’s activity is reduced or suppressed, leading to a decreased output signal. Within motor control, inhibition of somatic motor neurons can lead to the relaxation of specific muscles. This mechanism allows for controlled cessation of muscle contraction and supports the coordination of complex actions, such as the deliberate relaxation of muscles during certain physiological processes.

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