SCRN study guide: anatomy and physiology

cerebral cortex - answer-gray matter on the outermost section of the cerebrum and cerebellum composed of neuronal cell bodies Four lobes of the cerebral cortex and cerebrum - answer-Frontal Parietal Temporal Occipital Oxygen supplemental need - answer-> 93% BP goal post tPA - answer-<1...

A patient is right handed and suffers from a large Right vessel occlusion in the internal carotid artery. Because it is affecting the pts dominate sphere, they are most likely to experience: - answer-Aphasia A patient is right handed and suffers from a large left vessel occlusion in the internal...

SAH is most commonly caused by... Aneurysmal rupture The Dural fold that separates the cerebrum from the cerebellum is the... Tentorium The innermost meningeal layer that fits the brain like a latex glove fits the hand is the ... Pia matter The frontal lobe contains which of the following: W...

What percentage of the body's oxygen supply and cardiac output does the brain use? - answer-The brain uses 20% of the body's oxygen suppy and 15% of the body's cardiac output. *brain cells do not store oxygen or glucose. The need a constant suppy of micronutrients from arterial blood. What i...

-executive function, impulse control; Broca's area where motorization of speech occurs; L post area. Parietal - answer-MCA; somatosensory; motor cortex (voluntary gross movement), sensory cortex. Occipital - answer-visual cortex Temporal - answer-MCA; language, memory, learning, sensory proces...

Posterior Cerebral Artery (PCA) - answer-Arises from basilar. Supplies Occipital Lobe , Midbrain, Thalamus, Pineal Gland, Choroid Plexus, and Corpus Callosum Symptoms of PCA Stroke - answer--Contralateral Visual Field Homonymous hemianopia -Visual Agnosia (unable to interpret/recognize visual in...

SCRN EXAM Function of the Frontal Lobe - answer-"EXECUTIVE" functions reasoning, emotions, judgment, voluntary movement planning and initiation, personality expression and moderation of social functions Broca's area is in this lobe (production of speech) Function of the Parietal Lobe - answe...

Antiplatelets - answer-(prevent platelets from making clots, IRREVERSIBLE 5-7 days) Clopidogrel (plavix) ASA Ticlopidine (ticlid) Dipyridamole (persantine) Dipyridamole + asa (aggrenox) VerifyNow lab for ASA/plavix: measure plt aggregation Anticoagulants - answer-(prevent coag cascade) Coum...

A 67yo man with a hx of HTN, DM, HLD, and smoking presents to the ED. CC of persistent dizziness q1week that has become so severe he now has double vision, N/V. His wife tells you she noticed a L facial droop and slurring. Pt reports weakness in L arm and leg. He denies HA or SZ. Head CT was nega...

A person with a stroke who seems unaware of their disability: - answer-anosognosia Pt presents complaining of double vision, lacks horizontal eye movements while tracking is preserved. What area of the brain can cause internuclear opthalmoplegia? - answer-Brainstem Watershed stroke is describe...