Corticospinal - Study guides, Class notes & Summaries

In BAEP's, cochlear nucleus lesion causes? - ANSWER: Increased III-V, increased I-V Which modality is most useful in monitoring the integrity of the corticospinal tracts during resection of an intramedullary spinal cord tumor? - ANSWER: D-Waves The stimulus used in a brainstem auditory evoked potential study is a click with a peak acoustic power in the range of - ANSWER: 2000 to 4000Hz Which of the following tibial nerve responses is not a near field response? - ANSWER: N31 How ...

Nurs 2830 #4 Exam QUESTIONS AND ANSWERS Where do the cell bodies of the lower motor neurons lie? a) Anterior roots b) Motor strip c) Neuromuscular junction d) Spinal cord - CORRECT ANSWER D When testing the biceps reflex, what type of response should the nurse expect if normal? a) Forearm flexes and supinates b) Elbow flexes and muscle contracts c) Elbow extends and muscle contracts d) Forearm adducts and wrist rotates - CORRECT ANSWER B Sensations of temperature, pain, and crude...

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 somatose...

Which professionals can make a medical diagnosis? correct answers Medical Dr Excitatory inputs to a neuron correct answers brings target neuron closer to threshold inhibitory inputs to a neuron correct answers takes target neuron further from threshold BRAIN LOBES AND FUNCTIONS correct answers *frontal - voluntary movement, cognition *parietal - sense of taste, touch, movement *temporal - hearing & memory processes *occipital - vision BASIC NEURAL STRUCTURES CNS and PNS corre...

Neuroscience EXAM 2– USA (Latest 2023/ 2024 Update) Exam Prep with Questions and Verified Answers| 100% Correct| Grade A Q: foramen magnum Answer: where most of the vertebral arteries runs up through and feeds blood up to the rest of the brain Q: foramen spinosum Answer: where the middle meningeal artery runs Q: jugular foramen Answer: where the jugular vein runs up through the skull Q: herniations Answer: shifting of the brain due to vascular damage ...

T/F The DCML pathway decussates at the rostral medulla through the internal arcuate fibers; therefore forming the medial leminiscus - correct answer False. The DCML pathway decussates at the *caudal medulla* through the internal arcuate fibers; therefore forming the medial leminiscus What are the proprioceptive receptors responsible for limb/joint position sense? (check) - correct answer Type 1 muscle spindle and Gol...

Orpington Prognostic Scale (OPS) correct answer: outcome measure specific to stroke that is predictive of discharge setting -4 domains: balance, cognition, motor, and proprioception -taken in 1st two weeks poststroke -inpatient or acute care Scoring: < 3.2 indicates discharge to home within 3 weeks of stroke > 5.2 requires long-term care, and a score Between 3.2 and 5.2 requires intensive rehabilitation corticospinal tract correct answer: integrity of which spinal tra...

SPLH 620 Exam 3 Questions with Complete Solutions motor cortex - Answer-controls voluntary movements primary motor cortex - Answer--receives sensory input from the cerebellum via. thalamus -sends info. to the spinal cord & brainstem -sends info to corticospinal or corticobulbar tract premotor cortex - Answer-The region controlling learned motor skills. -receives input from posterior parietal & visual cortexes lesions in premotor cortex - Answer-cause an inability to perform purpo...

Which ascending tract of the spinal cord carries the sensations for fine touch and vibration to the brain? medial and lateral pathways anterolateral pathway posterior column pathway corticospinal pathway posterior column pathway The primary somatosensory cortex is part of the Frontal lobe Temporal lobe Insula Parietal lobe Occipital lobe parietal lobe 0:00 / 0:15 Brainpower Read More Match each fiber to its correct type: 1 Corpus Callosum 2 Internal Caps...

APMLE Part III Test || Questions & Solutions (Rated A+) APMLE Part III Test || Questions & Solutions (Rated A+) What Vitamin deficiency seen with Isoniazid tx - ANSWER - Vit B6 deficiency - major SE: neuropathy 4 drug combo for TB tx - ANSWER - 1. Pyrizinamide 2. Isonizide 3. Ethambutol 4. Rifampin what TB drug is not safe to use in pregnagncy - ANSWER - Pyrizinamide Rifampin and Isoniazid main SE - ANSWER - hepatotxicity Ekbom's syndrome - ANSWER - Restless leg syndrome...