Conus medullaris - Study guides, Class notes & Summaries

Meninges three protective membranes that surround the brain and spinal cord What is the order of the spinal and brain coverings from superficial to innermost? Dura mater Arachnoid mater Pia mater Underneath the arachnoid is a space known as the Subarachnoid space that is filled with CSF. Dura mater in the brain is ______than in the spinal cord Thicker functions of spinal cord conduction, neural integration, locomotion, reflexes Cervical Nerves (C1-C8) Thoracic Nerves (T1-T12) ...

Spinal cord and attached spinal nerves functions (2) correct answer: Pathway for sensory and motor impulses Responsible for reflexes, which are quickest reactions to a stimulus Gross anatomy of spinal cord correct answer: Length: 42-45 cm, 16-18 inches Roughly cylindrical, slightly flattened posteriorly and anteriorly Longitudinal depressions on external surface of spinal cord correct answer: Posterior median sulcus Anterior median fissure Parts of spinal cord (5) correct answer:...

NUR 405 Exam 2 Questions & Answers 2024 Update NUR 405 Exam 2 Questions & Answers 2024 Update Spinal Cord Injury (SCI) correct answers 1. Damage to any part of the spinal cord causing a temporary or permanent loss of sensory, motor, or autonomic dysfunction below the level of injury 2. Causes: -MVA (38%) -Falls (30.5%) -Violence (13.5%) gun shot wounds, stabbing -Sport injuries (9%) diving, football -Degenerative older w osteoporosis -Cancer, hemorrhage 3. Permanent disabili...

Which anatomical structure should not be seen in its entirety on an anteroposterior (AP) pelvis radiograph? What prior testing should be performed before a routine radiograph of the pelvis is started on a 25-year-old female? How many vertebrae are present in the cervical vertebrae? What is the correct central ray (CR) angle and direction for posteroanterior (PA) oblique projections of the cervical spine? At what level should the central ray be projected during the examination of a...

NUR 405 Exam 2 Questions & Answers 2024 Update NUR 405 Exam 2 Questions & Answers 2024 Update Spinal Cord Injury (SCI) correct answers 1. Damage to any part of the spinal cord causing a temporary or permanent loss of sensory, motor, or autonomic dysfunction below the level of injury 2. Causes: -MVA (38%) -Falls (30.5%) -Violence (13.5%) gun shot wounds, stabbing -Sport injuries (9%) diving, football -Degenerative older w osteoporosis -Cancer, hemorrhage 3. Permanent disabili...

BRS: GROSS ANATOMY EXAM REVIEW QUESTIONS AND ANSWERS, GRADED A+/ A 12-yr old girl suffers from tethered cord syndrome (results in defective closure of neural tube) characterized by an abnormally low conus medullaris, which is tethered by short, thickness filum terminale, leading to progressive neurological defects in legs and feet - which of the following defects is commonly associated with this syndrome? A) Spina bifida occuulta B) Kyphosis C) Meningomyelocele D) Herniated disk E)...

What is the conus medullaris? end of spinal cord What is a gated channel? A channel with a gate that allows only certain molecules to pass through (Na+, K+, Ca2+ or Cl-) What is a voltage gated channel? Type of plasma membrane ion channel that opens and closes in response to membrane potential (Na+, Ca2+, K+, or Cl-) What is a leaky channel? always open What is the sodium-potassium pump? Allows cells to maintain low internal concentration of Na+(2) and a high concentration of K+ (3) What ar...

CNIM - ABRET Practice Exam Questions and Answers Solved 100% Correct Cavities inside the skull - ANSWERAnterior/middle/posterior fossa Cranial bones - ANSWERFrontal, occipital, sphenoid, ethmoid (unpaired). Parietal & temporal (paired). Mental protuberance - ANSWERchin bone MCA supply of the cerebral cortex - ANSWERHand + face/mouth/auditory Cranial nerves - ANSWER-12 pairs (Mixed fibers: sensory/motor/both). -Emerge @ irregular intervals from the brain. -Nuclei displacement: Motor = m...

subarachnoid correct answers CSF is found in the ____ space of the spinal meninges dura, arachnoid, pia correct answers the spinal meninges include the ____ mater, ____ mater, and ____ mater meningitis correct answers bacterial or viral infections of the CSF is the most common cause of _____ because CSF provides the ideal environment for bacteria and viruses epidural, dura correct answers a(n) ____ injection provides anesthesia; it does NOT penetrate the ____ lumbar puncture, dura, L...