NUR 2115 Exam 3
- Cerebral Perfusion Pressure (CPP)
Answer
MAP-ICP
- Normal CPP
Answer
80-100 mmHg
- Mean Arterial Pressure (MAP)
Answer
(SBP + 2DBP)/3
- Normal MAP
Answer
>70-80 mmHG
- Normal Intracranial pressure
Answer
5-15 mmHg
- Intracranial components 1 / 4
Answer
10% blood, 10% CSF, 80% Brain
- Monro-Kellie Hypothesis
Answer
If the volume of any of the intracranial components changes, it must be compensated for by another component. The total volume of the intracranial compartment must remain fixed.
- Neurological exam components
Answer
LOC Pupillary function
Motor function Respiratory function Vital signs
- Arousal
Answer
Evaluates lowest level of consciousness
- Alert
Answer
Patient responds to gently calling name
- Lethargic
Answer 2 / 4
Patient must be shouted at to gain attention
- Obtunded
Answer
Patient responds to noxious, painful stimuli such as sternal rub or trapezius pinch
- Comatose
Answer
Patient responds to NO stimuli
- Awareness
Answer
Evaluates higher level of consciousness
- Orientation
Answer
Determines level of awareness. Evaluate orientation to person, place, time, and situation
- Motor response
Answer
Use noxious peripheral stimulation if needed to elicit a re- sponse
- Spontaneous response 3 / 4
Answer
Obeys commands
- Localizes pain response
Answer
Opposite extremity crosses over midline to remove stimulus
- Withdrawal response
Answer
Patient presents normal flexion to avoid stimulus
- Decorticate response
Answer
Patient presents abnormal flexion in response to stim- ulus
- Decerebrate response
Answer
Patient presents abnormal extension in response to noxious stimuli
- Flaccid response
Answer
Patient does not respond at all to stimuli
- / 4