Autonomic Nervous System

Question 1

what are the 2 divisions of the autonomic nervous system

Answer 1

sympathetic and parasympathetic

Question 2

Sympathetic Division

Answer 2

(thoracolumbar)
consists of a chain of sympathetic ganglia near the thoracic and lumbar segments of the vertebral column; “flight or fight” response which takes over to increase physical activity, which aids in exercise, excitement, stress, and emergency; adrenalin (epinephrine) is main neurotransmitter

Question 3

Parasympathetic Divison

Answer 3

(craniosacral)
originates from the cranial and sacral segments of the vertebral column; parasympathetic ganglia are located in or near the target organ; “rest and repose” response which maintains daily, necessary body functions, and conserves energy: acetylcholine (Ach) is main neurotransmitter