Which of the following stimuli induce visceral pain?
a. Distension
b. Pressure
c. Cauterisation
d. Cutting
The Correct option is A
Explanation with High Yield Facts:
Viscera are insensitive to: - cutting - crushing - burning
However visceral pain is caused by Excessive distension. Spasmodic contraction of smooth muscles Ischemia
The pain felt in the region of the viscus is called true visceral pain.
Referred pain: Pain arising in viscera may also be felt in the skin or other somatic tissues, supplied by somatic nerves arising from the same spinal segment. If the inflammation spreads from a diseased viscus to the parietal peritoneum it causes local somatic pain overlying body wall. In acute appendicitis pain is at first felt in the peri umbilical region (T10) and then is localised to Mcburney’s point.
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