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Use the brain injury key terms to fill in the blank complete the sentences below Answers...

Use the brain injury key terms to fill in the blank complete the sentences below Answers used once

KEY TERMS

extension

short term memory loss

comatose

dilated

nystagmus

flexion

a. A person who is unable to be aroused, even by vigorous painful stimuli, is _______________.

b. Persistent jerky movements of the eyes is known as _________________.

c. Decorticate posturing is demonstrated, in part, by abnormal _________________ of the elbow.

d. Decerebrate posturing is demonstrated, in part, by abnormal _____________ of the elbow.

e. Cognitive impairment is associated with _________________.

f. Increased intracranial pressure can cause fixed, ____________ pupils.

Expert Solution

ANSWER :

a)A person who is unable to be aroused ,even by vigorous painful stimuli, is comatose.

Comatose :

Comatosed patients are in completely deep unconscious state
They cannot speak , move or do any voluntary actions
No response to even painful stimulus and they cannot be awakened

b)Persistent jerky movements of the eyes is known as nystagmus .

Nystagmus :

Persistent jerky movements of eye from side to side , up and down or in a circle.
It can be congenital or acquired(multiple sclerosis , trauma etc)

c)Decorticate posturing is demonstrated , in part , by abnormal flexion of the elbow.

Decorticate posturing :

Due to damage of one or both corticospinal tracts
Posture : Arms are adducted and elbows are flexed , with wrist and fingers flexed on the chest. Legs are extended and internally rotated with plantar flexion of the feet.

d)Decerebrate posturing is demonstrated , in part , by abnormal extension of the elbow.

Decerebrate rigidity :

Due to damage of the upper brainstem
Posture : Arms are adducted and elbows are extended , with the wrists pronated and fingers flexed. Legs are extended with the plantar flexion of the feet

e)Cognitive impairment is associated with short term memory loss

Cognitive impairment :

Short term or long term memory loss
Difficulty in decision making
Confusion and difficulty in concentration

f)Increased intracranial pressure can cause fixed , dilated pupils.

Increased intracranial pressure symptoms :

Vomitings and headache
Pupils fixed dilated and not responding to light and blurring of vision
Decreased alertness
Confusion and sleepiness
Changes in behavior

Nightingale answered 1 year ago

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