wsu anatomy exam 2 board questions & clinical correlates 2024

controls the visual reflexes superior colliculi controls the auditory reflexes inferior colliculi contains the corticospinal tracts crus cerebri this is associated with Parkinson's disease substantia nigra connects the hypothalamus to the posterior part of the pituitary gland infundibulum of the brain manufactures cerebrospinal fluid (CSF) choroid plexus the fifth lobe hidden in the floor of the lateral sulcus insula primary motor cortex is here precentral gyrus primary somatosensory cortex is here postcentral gyrus functions in affective behaviors and memories = those with strong emotional content limbic lobe one of the 'pleasure centers' affected by addictive drugs septal nuclei functions in memory and understanding spatial relationships hippocampus located between cerebrum and cerebellum tentorium cerebelli between the cerebellar hemispheres falx cerebelli cervical spinal nerves c-1 to c-8 thoracic spinal nerves t-1 to t-12 lumbar spinal nerves l-1 to l-5 sacral spinal nerves s-1 to s-5 coccygeal spinal nerve Co-1 c-1 exits where between the skull and the first cervical vertebra attaches the tip of the conus medullaris is to the coccyx filum terminale lumbar punctures occur here spinal subarachnoid space cerebrospinal fluid is reabsorbed here arachnoid villi a form of senile dementia (loss of memory and intellectual abilities) Alzheimer's Disease an abnormal growth of tissue in the brain that can be malignant or benign brain tumor known as a stroke, occurs when the blood supply to a portion of the brain is interrupted cerebrovascular accident (CVA) an injection of an anesthetic into the epidural space around the spinal cord epidural block