Chp 23 Neurologic System

Question 1

Agnosia

Answer 1

Loss of ability to recognize importance of sensory impressions

Question 2

Agraphia

Answer 2

Loss of ability to express thoughts in writing

Question 3

Amnesia

Answer 3

Loss of memory

Question 4

Analgesia

Answer 4

Loss of pain sensation

Question 5

Aphasia

Answer 5

loss of power of expression by speech, writing, or signs, or loss of comprehension of spoken or written language.

Question 6

Apraxia

Answer 6

loss of ability to perform purposeful movements in the absence of sensory or motor damage (e.g., inability to use objects correctly)

Question 7

Ataxia

Answer 7

inability to perform coordinated movements

Question 8

Athetosis

Answer 8

bizarre, slow, twisting, writhing movement, resembling a snake or worm

Question 9

Chorea

Answer 9

sudden, rapid, jerky, purposeless movement involving limbs, trunk, or face

Question 10

Clonus

Answer 10

rapidly alternating involuntary contraction and relaxation of a muscle in response to sudden stretch

Question 11

Coma

Answer 11

State of profound unconsciousness from which person cannot be aroused

Question 12

Decerebrate rigidity

Answer 12

arms stiffly extended, adducted, internally rotated, legs stiffly extended, plantar flexed

Question 13

Decorticate Rigidity

Answer 13

arms adducted and flexed, wrists and fingers flexed; legs extended, internally rotated, plantar flexed

Question 14

Dysarthria

Answer 14

Imperfect articulation of speech due to problems of muscular control resulting from central or peripheral nervous system damage

Question 15

Dysphasia

Answer 15

impairment in speech consisting of lack coordination and inability to arrange words in their proper order

Question 16

Extinction

Answer 16

disappearance of conditioned response

Question 17

Fasciculation

Answer 17

rapid continuous twitching of resting muscle without movement of limb

Question 18

Flaccidity

Answer 18

loss of muscle tone, limp

Question 19

Graphesthesia

Answer 19

ability to “read” a number by having it traced on the skin

Question 20

Hemiplegia

Answer 20

loss of motor power (paralysis) on one side of the body, sully caused by a stroke; paralysis occurs on the side opposite the lesion

Question 21

Lower motor neuron

Answer 21

motor neuron in the peripheral nervous system with its nerve fiber extending out to the muscle and only its cell body in the central nervous system

Question 22

Myoclonus

Answer 22

rapid sudden jerk of a muscle

Question 23

Nuchal rigidity

Answer 23

stiffness in cervical neck area

Question 24

Nystagmus

Answer 24

back and forth oscillation of the eyes

Question 25

Opisthotonos

Answer 25

prolonged arching of back, with head and heels bent backward, and meningeal irritation

Question 26

Paralysis

Answer 26

decreased or loss of motor function due to problem with motor nerve or muscle fibers

Question 27

Paraplegia

Answer 27

impairment or loss of motor and/or sensory function in the lower half of the body

Question 28

Paresthesia

Answer 28

abnormal sensation (i.e. burning, numbness, tingling, prickling, crawling, skin sensation)

Question 29

Point localization

Answer 29

ability of the person to discriminate exactly where on the body the skin has been touched

Question 30

Proprioception

Answer 30

sensory information concerning body movements and position of the body in space

Question 31

Spasticity

Answer 31

continuous resistance to stretching by a muscle due to abnormally increased tension, with increased deep tendon reflexes

Question 32

Stereognosis

Answer 32

ability to recognize objects by feeling their forms, sizes, and weights while the eyes are closed.

Question 33

Tic

Answer 33

Repetitive twitching of a muscle group at inappropriate time (e.g., wink, grimace)

Question 34

Tremor

Answer 34

involuntary contraction of opposing muscle groups resulting in rhythmic movement of one or more joints

Question 35

Two-point discrimination

Answer 35

ability to distinguish the separation of two simultaneous pinpricks on the skin

Question 36

Upper motor neuron

Answer 36

nerve located entirely within the central nervous system