Optic nerve - Study guides, Class notes & Summaries

Name and describe what is occurring in the neuron cell membrane in section 2 of the diagram. Include the charge of the membrane during this phase. BIO 152 / BIOD 152 AP 2, FINAL Question 3 Not yet graded / 4 pts ● Depolarization: The sodium gates open and sodium rushes into the axon during the depolarization phase of the action potential. ● Voltage travels past zero and then on up to +40 mV. Where is the integration center of a reflex located? CNS (central nervous system) BIO 152 /...

Ophthalmic Medical Assisting Exam Questions and Answers (100%Verified). What does the abbreviation JCAHPO stand for? - ANSWER Joint Commission on Allied Health Personnel in Ophthalmology What responsibility routinely falls to the ophthalmic medical assistant? - ANSWER Performing certain diagnostic tests Which eye care professional is a medical doctor? - ANSWER Ophthalmologist Which eye care professional routinely fills prescriptions for eyeglasses? - ANSWER Optician What does an orthopti...

NR 509 midterm Exam Latest 2023 with 100% Verified Questions and Answers Cause of saddle numbness and urinary retention - CORRECT ANSWER Cauda equina syndrome Presentation of retinal detachment - CORRECT ANSWER If sudden visual loss is unilateral and painless, Obtunded - CORRECT ANSWER patient opens the eyes and looks at you but responds slowly and is somewhat confused. Alertness and interest in the environment are decreased. Cranial nerve for lateral gaze - CORRECT ANSWER CN6: Abduc...

Midterm Exam: NR509 / NR 509 (Latest Update 2024 / 2025) Advanced Physical Assessment | Exam Questions & Answers | 100% Correct | Grade A - Chamberlain Question: Malaria testing Answer: blood test Question: Papilledema of the optic disc à __causes intraaxonaledema along the optic nerve leading to engorgement and swelling on the optic disc s/s Answer: elevated ICP pink, hyperemic, loss of venous pulsations, disc more visible, disc swollen with blurred margins, physiologi...

The brain and spinal cord are included in which of the following? - Central nervous sytsem The cranial nerves 31 pairs of spinal nerves, and branches make up which of the following? - Peripheral nervous system A rotational sensation of spinning is considered to be which of the following? - Vertigo A sensation of numbness and or tingling of the extremities is referred to as which of the following? - Paresthesia Lightly touching the cornea with a cotton ball would be examining which ...

ARRT MRI Exam 2024 with 100% correct answers If a brain exam is being performed and the request is made to rule out acoustic neuroma, a protocol with thin cuts through the _________ should be performed. Inner auditory canals The _____________ imaging plane would be the most optimal slice orientation for evaluation of Arnold Chiari Malformation and its inferior cerebellar tonsillar herniation. sagittal A FLAIR sequence with a long TI is utilized to: null the signal from CSF If a ...

Physical Assessment Exam Review with Verified Solutions| Updated 2025/2026| What are the main elements assessed during a neurological examination? Mental status, cranial nerves, motor and sensory function, cerebellar function, and reflexes What is the Mini-Mental State Examination (MMSE) used for? To assess cognitive function, including memory, orientation, language, and attention What are the cardinal techniques of examining the respiratory system? Inspection, palpation, percussio...

Midterm Exam: NR509 / NR 509 (Latest Update 2024 / 2025) Advanced Physical Assessment | Questions with Verified Answers | 100% Correct | Grade A - Chamberlain Question: Cranial Nerve I: Olfactory Answer: sensory, smell Question: Cranial Nerve II: Optic Answer: •Visual acuity, central/peripheral vision, PERRLA Question: Cranial Nerve III: Oculomotor Answer: •EOM movements, H trace Question: Cranial Nerve IV- Trochlear Answer: •EOM movements, H trace) ...

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CPO EXAM QUESTIONS AND 100%CORRECT ANSWERS Optometrist - CORRECT ANSWER-State License independent primary health care provider who examines, diagnoses, treats, and manages disease and disorders of the visual system, and the associated structures as well as diagnoses related systemic conditions. Optometrist requirements - CORRECT ANSWER-Completion of a 4-year degree is followed by four years of education and training from an accredited optometry school = OD. This may be followed by ...