honeypot link
skip to main content
skip to main content
Professional
Consumer
MERCK MANUAL
Consumer Version
HEALTH TOPICS
HEALTHY LIVING
SYMPTOMS
EMERGENCIES
DRUG INFO
RESOURCES
COMMENTARY
ABOUT US
HEALTH TOPICS
HEALTHY LIVING
Home
/
Brain, Spinal Cord, and Nerve Disorders
/
Biology of the Nervous System
/
Biology of the Nervous System
Expand all
Collapse all
Overview of the Nervous System
Brain
Cerebrum
Brain stem
Cerebellum
Meninges
Spinal Cord
Nerves
Somatic nervous system
Autonomic nervous system
Cranial nerves and spinal nerves
Effects of Aging on the Nervous System
Brain
Spinal cord
Peripheral nerves