Med Term Quiz 7

Front 1

Synapse

Back 1

junction between 2 neurons or between a neuron & a receptor

Front 2

Homeostasis

Back 2

process of maintaining a stable internal body environment

Front 3

Radiculitis

Back 3

inflammation of the root of the spinal nerve

Front 4

Meninges

Back 4

connective tissue, 3 layers

Front 5

Myelin

Back 5

protective covering over some nerve cells, including parts of the spinal cord, white matter of the brain & most peripheral nerves

Front 6

Sympathetic Nervous System

Back 6

provides emergency & stress response "fight or flight"

Front 7

Plexus

Back 7

network of intersecting nerves or vessels

Front 8

Efferent

Back 8

Motor neurons, carry info away from the central nervous system

Front 9

Reflex

Back 9

Autonomic, involuntary response to change

Front 10

Cerebrum

Back 10

largest part of the brain, responsible for receiving & processing stimuli, initiating voluntary movement & storing info

Front 11

Gyri

Back 11

elevated portions of the cerebral cortex

Front 12

Analgesia

Back 12

without pain

Front 13

Poliomyelitis

Back 13

inflammation of the gray matter of the spinal cord

Front 14

Ataxia

Back 14

without coordination; "stumbling"

Front 15

Ganglion

Back 15

knot-like mass of neuron cell bodies located outside the CNS

Front 16

Obtunded

Back 16

depressed

Front 17

Meningitis

Back 17

inflammation of the meninges

Front 18

Proprioceptive (Knuckling)

Back 18

receptors are special orientation or perception of movement receptors/behaviors

Front 19

Chiasm

Back 19

crossing

Front 20

Ventricles

Back 20

small cavities, 4 of them (2 lateral ventricles, 3rd ventricle & 4th ventricle)

Front 21

Seizure

Back 21

sudden, involuntary contraction of some muscles caused by a brain disturbance

Front 22

Neurotransmitter

Back 22

chemical substance in the brain that allows a signal to move from one neuron to another

Front 23

Cerebrospinal fluid

Back 23

clear, colorless ultrafilrate that nourishes, cools & cushions the CNS

Front 24

Medulla oblongata

Back 24

cranial continuation of the spinal cord that controls basic life functions

Front 25

Foramen magnum

Back 25

"great hole" opening in the occipital bone

Front 26

Intervertebral discs

Back 26

layers of fibrocartilage that form pas separating & cushioning the vertebrae from each other

Front 27

BAR

Back 27

bright, alert, responsive

Front 28

Horner's syndrome

Back 28

collection of signs relating to the injury of the cervical sympathetic innervation to the eyes

Front 29

Parethesia

Back 29

abnormal sensation (tingling, numbness, or burning)

Front 30

Roaring

Back 30

noisy respiration caused by air passing through a narrowed larynx in horses

Front 31

Epilepsy

Back 31

recurrent seizures of non-systemic origin or of intracranial disease

Front 32

Anesthesia

Back 32

absence of sensation

Front 33

Hydrocephalus

Back 33

abnormally elevated amount of cerebrospinal fluid in the ventricles of the brain; "water on the brain"

Front 34

Myoparesis

Back 34

weakness of muscles

Front 35

Laminectomy

Back 35

surgical removal of the lamina of the vertebra to relieve pressure on the spinal cord

Front 36

Spasticity

Back 36

state of increased muscular tone

Front 37

Spina Bifida

Back 37

congenital anomaly in which the spinal canal does not close over the spinal cord

Front 38

CSF

Back 38

cerebrospinal fluid tap, removal of cerebrospinal fluid

Front 39

CNS

Back 39

central nervous system, brain & spinal cord

Front 40

LOC

Back 40

level of consciousness