SCRN Exam Questions and Answers

Penumbra Salvageable tissue -oxygen -blood pressure -Glucose Perfusion What oxygen delivers to the brain. Above the necklace-Anterior Circulation= Unilateral deficits Below the necklace-Posterior circulation= Bilateral deficits Circle of Willis-Collateral circulation= Aneurysm Cerebrum largest part of the brain Cerebrum: Frontal Lobe Motor function, personality, Brocca speech Brocca's aphasia-frontal lobe problem with the production and grammar speech syntax, people know what they want to say but they cant produce the words. temporal lobe Seizure, Wernicke speech, hearing Wernicke's aphasia (receptive aphasia)-temporal lobe impaired auditory reception; speech may be fluent but is often meaningless or nonsensical parietal lobe sensory input for touch and body position-neglect -teach patient to scan the room occipital lobe vision basal ganglia Hypertensive bleed Thalamus sensory switchboard, located on top of the brainstem; -Patient waxing and waning -Patient asleep/awake -Thalamic pain syndrome thalamic pain syndrome a condition caused by damage to the thalamus resulting in burning or tingling sensations and possibly hypersensitivity to things that would not normally be painful such as light touch or temperature change