Question

if vagus nerve cut what happened to heart beat

Answer 1

hey yar when vagys nerve is cut Heart:- increased heart rate as the vagal tone( inhibitory effect) is abolished.Respiratory tract :- Bronchial dilation and decreased tracheo-bronchial secretions.Gastrointestinal tract:- decreased secretions, gut motility and peristalsis decreased resulting in constipation and over- eating as stomach fullness can't be appreciated.Sweat glands:- decreased secretions thus dry skin and raised body temperature.Urinary bladder:- relaxed bladder and tightened sphincter, so retention of urine.Eye:- pupils are dilated thus blirred vision and photo phobia due increased amount of light entering the eye and also loss accommodation causes blurring.
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