Medical-surgical Nursing Demystified

(^210) Medical-Surgical Nursing Demystified

How the Nervous System Works

The nervous system is divided into the central and peripheral nervous systems.

The central nervous system is comprised of the brain and spinal cord. The periph-

eral nervous system contains the spinal nerves and peripheral nerves.

Head injury

Amyotrophic lateral sclerosis

(ALS)

Bell’s palsy

Brain abscess

Brain tumor

Cerebral aneurysm

Encephalitis

Guillain-Barré syndrome

Huntington’s disease (Chorea)

Meningitis

Multiple sclerosis (MS)

Myasthenia gravis

Parkinson’s disease

Spinal cord injury

Stroke

Seizure disorder

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Learning Objectives

Key Terms

Arachnoid mater

Astrocytoma

Battle’s sign

Broca’s area

Cerebral edema

Closed head injuries

Concussion

Coutrecoup injury

Dura mater

Electromyogram

Epidural hematoma

Gliomas

Haemophilus influenzae

Idiopathic facial paralysis

Intracerebral bleed

Lou Gehrig’s disease

Meningiomas

Neisseria meningitides

Occipital lobe

Oligodendroglioma

Open head injuries

Pia mater

Raccoon sign

Skull fractures

Streptococcus pneumoniae

Surgical debulking

Wernicke’s area