Vestibular nuclei - Study guides, Class notes & Summaries

Why is it difficult to know the incidence of vestibular disorders? - answer-The vestibular system can be involved in many conditions either directly and indirectly It is estimated that neuronal hair loss in the vestibular nuclei occurs at a rate of what percentage per decade? - answer-3% per decade from the age of 40 years What percentage of people 45+ complain to their physician about dizziness? - answer-10% of people *increase in those older than 75 years According to Dr. Brower's slid...

Patho Exam 4 Practice Questions with complete solution 2023/2024Vomiting is a result of a CNS injury caused by which of the following? a. Impingement directly on floor of third ventricle b. Decrease in ICP c. Involvement of vestibular nuclei d. Decompression of brainstem - correct answer C Which criterion is not used when determining brain death? a. Unresponsive coma b. No spontaneous respiration c. Isoelectric electroencephalogram (EEG) d. Ocular response to head turning - cor...

Psychopharmacology; Practice Study Guide Questions with Distinction level Marking scheme version 2024/2025 How is action of ach inactivated? - correct answer Acetylcholinesterase (ache) Name an agonist and antagonist for nicotinic and muscarinic ach receptors. - correct answer Nicotine Agonist nicotinic receptor D-tubocurarine Antagonist nicotinic receptor Muscarine Agonist Atropine Antagonist Briefly describe distribution of ach in the brain - correct answer Rephe nuclei Ve...

Studyguide PRAXIS audiology ST Questions and Answers what is the CPT code for comprehensive (air, bone, speech) - Correct Answer ️️ - 92557 What does sensitivity measure? Specificity? - Correct Answer ️️ -Sensitivity measures the probability of actual positives specificity measures the probability of actual negatives. What is the formula for sensitivity? - Correct Answer ️️ -Sensitivity= TP/(TP+FN) What is the formula for specificity? - Correct Answer ️️ -Specificity = TN...

NU631 Herzing University -ClinicalsNU631 Eyes & Lids correctly answeredconductive hearing loss - correct answer hearing impairment caused by interference with sound or vibratory energy in the external canal, middle ear, or ossicles external or middle ear dysfcn 2/2 obstruction, mass loading, stiffness, discontinuity sensorineural hearing loss - correct answer the most common form of hearing loss, also called nerve deafness; caused by damage to the cochlea's receptor cells or to the auditor...

1. Cerebellum is the ____ part of hindbrain and is located in the _______ under the __________ 2. is covered by ___ meninges 3. has _____ of walls of the ____ ventricle 1. C-bellum is largest part of hindbrain and is located in the posterior cranial fossa under the tentorium cerebellum 2. It is covered by 3 meninges 3. has 2/3 of walls of the 4th ventricle C-bellum is: 4. surrounded by _____ from the _____ aperture (foramen of ____) and the ______ apertures (foramina of ______) 5. to...

Gould's Pathophysiology for the Health Professions Ch14 Questions and Answers Frontal lobe - Answer-associated with reasoning, planning, parts of speech, movement, emotions, and problem solving, personality, creativity Parietal lobe - Answer-is responsible for integrating info about touch and visual, auditory and taste sensations Occipital lobe - Answer-contains visual centers; primary visual area receives vision info, visual association area integrates info Temporal lobe - Answer-pr...

Final Practice Quiz- Vestibular System questions and answers Movement of the stereocilia (type of microvili) on a hair cell towards the kinocilium causes an - answer-increase in membrane potential of the hair cell; depolarization Hairs of hair cells in the vestibular sensory epithelia are embedded in - answer-the gelatinous membrane Hair cells in the crista ampullar of a semi circular canal are - answer-all in the same direction; turn your head one way and it's excitatory, turn it the ot...

Vomiting is a result of a CNS injury caused by which of the following? a. Impingement directly on floor of third ventricle b. Decrease in ICP c. Involvement of vestibular nuclei d. Decompression of brainstem - correct answer C Which criterion is not used when determining brain death? a. Unresponsive coma b. No spontaneous respiration c. Isoelectric electroencephalogram (EEG) d. Ocular response to head turning - correct answer ...

What is the reticular formation? - organized on a macroscopic level - loosely arranges cell bodies intermingles with bundles of axons - extends upwards to the level of the thalamus - extends downwards to be continuous with the spinal cord what are the distinct functions of the reticular formation 1. controlling arousal and consciousness - RAS - involved in sleep (especially REM) - biological clock) 2. Reticulospinal tract (help maintain tone and posture) 3. Involved in autonomic...