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Instructions: Explain/Define the Following Terms

question 59

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Instructions: Explain/Define the following terms.
positivism


Definitions:

Dermal Papilla

A small, nipple-like extension of the dermis into the hair follicle, containing capillaries that nourish the hair.

Spinothalamic Tracts

Neural pathways in the spinal cord that transmit pain and temperature sensations to the brain.

Dorsal Column Tracts

Sensory pathways in the spinal cord that convey touch, vibration, and proprioceptive information to the brain.

Tactile Corpuscles

Specialized nerve endings in the skin responsible for sensitivity to light touch.

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