Sympathetic Nervous System Overview

Flashcards covering key terms and concepts related to the sympathetic nervous system.

Preganglionic Neurons

Neurons that transmit impulses from the spinal cord to ganglia in the sympathetic nervous system.

Sympathetic Chain Ganglia

Ganglia located along the vertebral column that relay signals to effectors in the body wall, thoracic cavity, head, neck, and limbs.

Collateral Ganglia

Ganglia that innervate tissues and organs in the abdominopelvic region.

Adrenal Medulla

An inner part of the adrenal glands that secretes neurotransmitters directly into the bloodstream, acting as hormones.

Rami Communicantes

Branches that connect the sympathetic chain ganglia to spinal nerves.