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Hypothalamus

Part of the brain that controls body temperature, sleep, appetite, emotions, and control of the pituitary gland.

Neurorrhaphy

Suture of a divided nerve.

Motor nerve

Travel from the spinal cord and brain to muscles of the body, telling them how to respond.

Myelin sheath

Covering of white fatty tissue that surrounds and insulates the axon of a nerve cell.

Acetylcholine

Neurotransmitter chemical released at the ends of nerve cell.

Meningioma

Slowly growing benign tumor.

Hyperkinesis

A state of overactive restlessness

Neurasthenia

mechanical weakness of a nerve.

Paresis

Weakness

Demyelination

Destruction of myelin on the axons of nerves.

Syncopal

Sudden and temporary loss of conscience.

Paresthesia

A sensation of tickling, tingling, burning, or numbness of a persons skin.

Palliative

Relieving symptoms, but not curing.

Aura

Peculiar sensation appearing before more definite symptoms.

Dementia

Mental decline and deterioration.

Intrathecal

Within a sheath; through the theca of the spinal cord into the subarachnoid space.

Parenchymal

Performs the essential functions of an organ.

Synapse

Space through which the nervous impulse travels between nerve cells or between nerve and muscle or glandular cells.

Cerebellum

Posterior part of the brain that coordinates muscle movements and maintains balance.

Gait

Manner of walking.

Aneurysm

Abnormal widening of a blood vessel

Angina

Chest pain resulting from myocardial ischemia.

Arrhythmias

Disorder of a heart rate (pulse).

Beta blockers

Help to reduce the force and speed of the heartbeat and lower blood pressure.

Claudication

Pain, tension, and weakness in a leg after walking has begun, but absence of pain at rest.

Congestive heart failure

Heart is unable to pump its required amount of blood.

Cyanosis

Bluish discoloration of skin.

Emboli

Clot or other substance that travels to a distant location and suddenly blocks a blood vessel.

Endocarditis

Inflammation of the inner lining of the heart.

Essential hypertension

High blood pressure with no identifiable cause.

Hemorrhoids

Varicose veins near the anus.

Mitral valve prolaps

Collapsing of the mitral valve.

Murmur

abnormal swishing sound caused by improper closure of the heart valves.

Occlusion

Closure of a blood vessel due to blockage

Palpitations

Uncontrollable sensations in the chest related to cardiac arrhythmias.

Patent ductus arteriosus

Passageway between the aorta and the pulmonary artery remains open after birth.

Raynaud phenomenon

Recurrent episodes of discoloration primarily in the fingers and toes.

Tetralogy of Fallot

Congenital malformation involving four distinct heart defects.

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