To help CPR practitioners to remember the order of the procedural steps, the acronym ABC was taught to stand for Airway, Breathing, Circulation. In 2010, the order of the steps was changed to Circulation, Airway, Breathing, so the acronym is now CAB.
The ear has many nerve endings thus making it one of the most sensitive parts the human body. This makes the ear most prone to itching. Some of common causes that makes itchy inner ear are: Ear Infection â the two common ear infections that can cause someoneâs ear itchy are Otitis media and otitis externa.
Painful lumps behind ear causes include: 1  Abscess â These are lumps that develop when tissue or cells become infected. 2  Dermatitis â This takes place when waxy dead skin cells or dry skin builds up and is joined by inflammation and redness. 3  Mastoiditis â The mastoid bone is found behind the ear and can get infected.