In: Anatomy and Physiology
Which of the following items is not monitored by a special sense receptor?
A Pain.
B Sight.
C Hearing.
D Smell.
(A) pain
Explanation = pain is NOT sensed by any special receptor. Any stimulus can be percived as pain beyond certain limit (that is when any stimulus is harmful) example
Sight - sensed by light receptor present in retina of eye (rods and cons)
Hearing - sensed in choclea which sense change in air pressure transmitted by tympanic membrane.
Smell - by olfactory receptor which are present in nose.