Question | Answer |
What is an Epidural Hematoma, and what typically causes it? | A bleed into the the space between the skull and dura mater; rupturing the middle meningeal artery |
What is the most common cause for a Subarachnoid Hemorrhage? | arterial or aneurysmal rupture |
What is "the worse headache of your life?" | Subarachnoid Hemorrhage? |
What is a bleed into the substance of the brain called? | An intraparenchymal bleed |
State the Five Main Functions of the frontal lobe | 1) Voluntary fine movements 2) Voluntary coarse movements 3) Voluntary conjugate eye movements 4) Abstract thinking, reasoning, IQ, personality 5) Motor speech |
Name the level at which the motor fibers cross | Pyramid in the medulla of the brainstem |
What happens if Broca's area is lesioned? | Unable to coherently express verbal or written language: Word Salad |
State the primary functions of the parietal lobe | Sensory perception, recognition of various body parts and constructional associations, spatial discrimination |
What are the two main sensory fiber tracts, and the sensations they mediate? | Lateral Spinothalmaic; pain and temp from controlateral side. Sensory Fiber Tracts; proprioception and vibration |
List three functions governed by temporal lobe. | Perception and interpretation of sound, Integration of taste, smell, and balance, Perception of speech and its interpreation located in Wernicke's area |
State the primary functions of the Occipital Lobe | Visual Cortex; processes visual info |
What will happen with a lesion anterior to the optic chiasm? | Total blindness on lesion side, full vision on uninvolved side |
What will happen with a lesion to the Optic Chiasm? | Loss of peripheral (temporal) vision in both eyes |
What will happen with a lesion posterior to the Optic Chiasm? | Loss of nasal vision on lesion side, loss of temporal (peripheral) vision on opposite side |
List functions associated with the Limbic System | Memory, emotion, behaviors, sexual activity, thirst, sense of smell associated with memory |
List the Posterior Pituitary Hormones | ADH, Oxytocin |
List the signs and sx of cerebellar disease | Unilateral lesion will result in impairment on the ipsilateral side, Hypotonia, Dysmetria, Intentional Tremor, Ataxia |
List the structures comprising the Brainstem | Midbrain, Pons, Medulla |