BIO 252 EXAM QUESTIONS WITH CORRECT ANSWERS 2026

BIO 252 EXAM QUESTIONS WITH CORRECT
ANSWERS 2026
The conscious or subconscious awareness of changes in the external or internal environment -
CORRECT ANSWERS -sensation



The conscious interpretation of sensations performed mainly by the cerebral cortex - CORRECT
ANSWERS -perception



The ability to no longer perceive sensations due to prolonged exposure - CORRECT ANSWERS -
adaption



Free nerve endings: types of sensation detected: - CORRECT ANSWERS -Pain, temperature,
tickle, itch



Encapsulated nerve endings: types of sensation detected - CORRECT ANSWERS -Used to detect
pressure, vibration, and some touch



location of Interreceptor - CORRECT ANSWERS -cytoplasm of a cell

-internal enviornment



location of Exteroceptors - CORRECT ANSWERS -outside the body; skin

sensing external environment; hearing, vision, smell, taste



location of Proprioceptors - CORRECT ANSWERS -muscles, tendons, and joints



Thermoreceptors - CORRECT ANSWERS -temperature changes

, Photoreceptors - CORRECT ANSWERS -light



Nociceptors - CORRECT ANSWERS -pain



Chemoreceptors - CORRECT ANSWERS -chemical changes



Mechanoreceptors - CORRECT ANSWERS -physical distortion



pathway for smell (olfaction) - CORRECT ANSWERS --Olfactory Chemoreceptor cells

-olfactory nerve

-Olfactory bulb

-olfactory tracts

-limbic system

-temporal and frontal lobes



what cell produces mucus that is used to dissolve molecules so that the transduction may occur
- CORRECT ANSWERS -Olfactory receptor cells



what cell is used for physical support/ nourishment - CORRECT ANSWERS -supporting cells



what cells undergo mitosis to replace olfactory receptor cells - CORRECT ANSWERS -basal cells



identification of the olfactory bulb - CORRECT ANSWERS -



primary tastes (gustation) - CORRECT ANSWERS -sour

sweet