Cen review - Study guides, Class notes & Summaries

Cardiac output = - CO + HR x stroke volume (amount of blood ejected per contraction) Primary compensatory mechanism of low Cardiac output in peds? Other signs? - Tachycardia -- Peds are unable to increase stroke volume. Hypotension is a late sign, and bradycardia is an ominous sign in peds. Stroke Volume is influenced by... - Contractility, preload, and afterload. Frank-Starling's Law -- Stretch heart with volume to increase contractility (rubber band snapping shut) Preload is eval...

Interosseus sites for peds - sternum, distal femur, proximal tibia ( common), Medial malleolus, iliac crest common risk factor for bowel obstruction - abdominal surgery Cushing's response - TRIAD:indicates impending herniation. Elevated BP, widening pulse pressure, bradycardia Head bleed most often due to trauma - Sub-arachnoid "worst headache of my life" - intracranial bleed venous type head bleed - Subdural: gradual onset Epidural headbleed - arterial, sudden onset Grav...

CEN Review Exam Test Questions and Detailed Correct Answer 100% Verified 2024 What is a pericardial friction rub? Correct Answer: often heard over the sternal border. The inflammation causes a grating, scraping or leather-rubbing sound Is pericarditis more common in adults or children? Correct Answer: Adults What positions aggravate pericarditis? Correct Answer: lying flat on the left side, coughing and deep inspiration How is pericardial pain relieved? Correct Answer: NSAIDs because...

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CEN Review test questions with complete verified solutions.

CEN REVIEW Exam Questions and Answers

Which of the following human compensatory mechanisms to the presence of shock triggers glycogenolysis? a. chemoreceptor activation b. clotting cascade activation c. cerebral autoregulation simulation d. adrenal gland stimulation correct answersd. Adrenal gland stimulation causes the adrenals to release two catecholamines: epi and norepi. epi increases heart rate and peripheral vasoconstriction and triggers glycogenolysis. Chemoreceptors are activated by changes in blood oxygen, carbon dioxid...

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