MEDICAL PHYSIOLOGY

PHYSIOLOGY

CENTRAL NERVOUS SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What are on sensory neurons that allow them to detect a stimulus?
A
motor neurons
B
neurotransmitters
C
receptors
D
effectors
Explanation: 

Detailed explanation-1: -Most are unipolar meaning they have dendrites at both ends connected by a long axon and a cell body in the middle. Although each sensory neuron is distinct, they all follow the same process and rely on sensory nerve endings called sensory receptors to sense stimuli.

Detailed explanation-2: -Sensory receptors occur in specialized organs such as the eyes, ears, nose, and mouth, as well as internal organs. Each receptor type conveys a distinct sensory modality to integrate into a single perceptual frame eventually.

Detailed explanation-3: -In one, a neuron works with a sensory receptor, a cell, or cell process that is specialized to engage with and detect a specific stimulus. Stimulation of the sensory receptor activates the associated afferent neuron, which carries information about the stimulus to the central nervous system.

Detailed explanation-4: -Sensory neurons receive information via their receptors, which are part of the peripheral nervous system, and convert this information into electrical impulses. These impulses act as signals and are passed on to the central nervous system. The spinal cord and brain then receive and respond to this information.

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