GENERAL HISTOLOGY

Detailed explanation-1: -Blinking of eyes is not a reflex action, but it is involuntary action.

Detailed explanation-2: -Blinking reflex: blinking the eyes when they are touched or when a sudden bright light appears. Cough reflex: coughing when the airway is stimulated. Gag reflex: gagging when the throat or back of the mouth is stimulated. Sneeze reflex: sneezing when the nasal passages are irritated.

Detailed explanation-3: -Coughing, yawning and blinking of eyes are examples of reflex actions.

Detailed explanation-4: -Reflex action is an immediate and involuntary action taken against a certain stimulus. It is under the control of the spinal cord and is not controlled by the brain.