Cushing triad - Study guides, Class notes & Summaries

diffuse axonal injury ~ type of brain injury characterized by shearing, stretching, or tearing of nerve fibers with subsequent axonal damage. penetrating head trauma abx ~ ceftriaxone, metronidazole, and vanc immediately for minimum of 6 weeks management of TBI ~ limit secondary injury cerebral/elevated ICP/herniation herniation ~ indicated by pupillary dilation cushing triad: HTN, decreased RR, bradycardia, late finding of elevated ICP barbiturate coma ~ may be used to ...

S1 Lub - start of systole Closure of AV (Mitral and tricuspid) S2 Dub Closure: Aortic and pulmonic louder with PE S3 heart failure and cor pulmonale, mitral, aortic, tricuspid insufficiency/regurg S4 cause by atrial contraction (not in afib) HTN, MI, aortic stenosis, and ventricular hypertrophy Insufficiency (regurg) occurs when valve is _______? Stenosis occurs when valve is ________? Insufficiency (regurg) = closed = chronic/acute Stenosis = open = chronic Systolic Murmurs: wha...

EMT JBL Review (MOD 5) + 110 QUESTIONS With Complete Solutions /Verified Answers /Guarantee Pass 2023/2024 Which of the following sets of vital signs depicts Cushing triad? Select one: A. Blood pressure, 190/110 mm Hg; pulse, 55 beats/min; respirations, 30 breaths/min B. Blood pressure, 200/100 mm Hg; pulse, 140 beats/min; respirations, 28 breaths/min C. Blood pressure, 80/40 mm Hg; pulse, 30 beats/min; respirations, 32 breaths/min D. Blood pressure, 90/50 mm Hg; pulse, 120 beats/min; r...

You are auscultating Jon's chest. When he sits up and leans forward, you can hear a high pitched, blowing murmur at S2. What does this type of murmur most likely indicate? a. Mitral stenosis b. Aortic Stenosis c. Mitral regurgitation d. Aortic regurgitation - d. Aortic regurgitation Aortic regurg is soft, high pitched, blowing diastolic decrescendo that best heard at the 3rd left interspace at base. Murmur initiated w/ S2 and heard when Pt sits up and leans forward. Mitral Stenosis= lo...

NBME CBSE ACTUAL TEST QUESTIONS AND ANSWERS 2024(COMPLETE) (Quiz bank with all the correct answers) (USMLE step 1)Medical examination NBME CBSE ACTUAL TEST 2024 62 year old woman - osteoporosis – a bisphosphonate is prescribed. The expected beneficial effect of the drug is due to which of the following? Decreased Osteoclast Activity Cohot Study of elderly women – relative risk ratio for hip fractures among those who exercise regularly is 1.2 (95% confidence interval of 1.1 to ...

ER Quick Facts Exam Questions With 100% Correct Answers. Diabetic ketoacidosis (DKA) - answer-MC in type 1 DM, insulin deficiency -Triad of hyperglycemia, acidosis, and ketones -fruity acetone breath, Kussmaul respirations -SIPS: saline, insulin, potassium Hyperosmolar hyperglycemic syndrome (HHS) - answer-MC in type 2 DM, insulin deficiency -similar to DKA without acidosis or ketones -SIPS: saline, insulin, potassium Diabetes insipidus - answer-ADH is not secreted adequately, or the k...

What are the symptoms of increased ICP in an infant and child INFANT I. Tense fontanel with increasing head circumference Ii. Irritable with high-pitched cry Iii. Poor feeding CHILD I. Headache Ii. Nausea/forceful vomiting Iii. Vision changes Iv. Lethargy LATE SIGNS I. Pupillary changes with papilledema present Ii. Decreased consciousness/motor responses Iii. Cushing triad 1. Decreased HR 2. Increased BP 3. Periodic breathing Acute inflammation of the meninges and cerebrospinal fluid. Bacterial...

NRNP 6560 FINAL EXAM SOLVED QUESTIONS AND ANSWERS 2023. NRNP Finals 6560 2023 1. coup-contrecoup injury: Dual impacting of the brain into the skull; coup injury occurs at the point of impact; contrecoup injury occurs on the opposite side of impact, as the brain rebounds. 2. Scalp laceration: what, effect, management: Primary head injury profuse bleeding - signs of hypovolemia Apply direct pressure Suture/ staple laceration Lidocaine 1% with epi to control bleeding, not close to nose...

NSG 222 Prerequisite pretest Exam training Questions with Rated A + Marking Scheme Latest 2024/2025 CAT scan - correct answer Cross sectional images of layers of the head. Detects hemorrhage, tumors, cysts, edema, areas of infarction. Pre-op- NPO x4 and check allergies with contrast, consent Check Creatinine studies EEG - correct answer Records elect. activity of brain, painless, not dangerous. Dx brain death, epilepsy, tumors, abscess Pre-op- hold stimulants/other meds ******, dr...

What is Intracranial Pressure? - The cranium has three comparements: 80% the brain, 10% blood and 10% CSF. Intracranial pressure is the pressure exerted within the cranium by these contents. Pressure usually ranges from 5-15mmHg. Monro-Kellie hypothesis - The pressure-volume relationship between ICP, volume of CSF, blood, and brain tissue, and cerebral perfusion pressure (CPP) is known as the Monro-Kellie doctrine or the Monro-Kellie hypothesis. If the volume of one component increases, the...