GENERAL HISTOLOGY

NERVOUS SYSTEM SPECIAL SENSE

SPINALCORD

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following are characteristic of the sympathetic system?
A
inhibits the digestive tract
B
dilates (make wider) the bronchi
C
accelerates the heartbeat
D
all of the above
Explanation: 

Detailed explanation-1: -eg, the sympathetic nervous system can accelerate heart rate, widen bronchial passages, decrease motility (movement) of the large intestine, constrict blood vessels, cause pupil dilation, activate goose bumps, start sweating and raise blood pressure.

Detailed explanation-2: -This response is characterized by the release of large quantities of epinephrine from the adrenal gland, an increase in heart rate, an increase in cardiac output, skeletal muscle vasodilation, cutaneous and gastrointestinal vasoconstriction, pupillary dilation, bronchial dilation, and piloerection.

Detailed explanation-3: -Its effects include increasing your heart rate and breathing ability, improving your eyesight and slowing down processes like digestion.

Detailed explanation-4: -So, the correct answer is ‘Is a craniosacral division of the autonomic nervous system’

There is 1 question to complete.