Collateral circulation - Study guides, Class notes & Summaries

Penumbral region - correct answer area that can be salvaged - thanks to circle of willis and collateral circulation circle of willis - correct answer A circle of arteries at the base of the brain that supply blood to the brain TPA can be given - correct answer 3 hours 4.5 expanded window in some cases cushings reflex - correct answer *bradycardia *increase in SBP (widening pulse pressure) *abnormal respiratory pattern widening pulse pressure often indicates - correct answer ICP ...

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ABG Interpretation Questions and Answers 100% Pass Which blood gas measurement assesses the efficiency of a patient's lung ventilation? PaCO2 Which blood gas measurement gauges the extent of tissue oxygenation? PvO2: Typically ranges between 35 - 45 mmHg. A decreased PvO2 indicates insufficient oxygenation of tissues, often due to reduced cardiac output. When cardiac output declines, blood flow to tissues slows, while tissue oxygen uptake remains unchanged. Consequently, some tissue...

The layers of the wall of the heart beginning with the outermost layer are: - ANSWERepicardium, myocardium, endocardium collateral circulation - ANSWERcirculation formed by smaller blood vessels branching off from or near larger, occluded blood vessels arterial lumen - ANSWERLayer of blood vessel that is made up of elastic fibers and muscle to provide strength and contractility Cardiac Output is influence by - ANSWERHR and/or Stroke Volume Automaticity is most accurately defined as t...

2024 NGN NCLEX RN Study Guide Guaranteed A+ Actual Questions and Answers, Complete 100% 1. Which action should the nurse take before drawing a sample for ABGs from the radial artery?: Answer: Perform the Allen test to assess collateral circulation. Make the client's hand blanch by obliterating both the radial and the ulnar pulses. Then release the pressure over the ulnar artery only. If flow through the ulnar artery is good, flushing will be seen immediately. The Allen test is then po...

Penumbra Salvageable tissue -oxygen -blood pressure -Glucose Perfusion What oxygen delivers to the brain. Above the necklace-Anterior Circulation= Unilateral deficits Below the necklace-Posterior circulation= Bilateral deficits Circle of Willis-Collateral circulation= Aneurysm Cerebrum largest part of the brain Cerebrum: Frontal Lobe Motor function, personality, Brocca speech Brocca's aphasia-frontal lobe problem with the production and grammar speech syntax, people know...

1. The unstable coronary plaque is characterized by a/ thin fibrous cap b/ large calcium particles towards the media c/ lack of lipid core d/ thick fibrous cap correct answers A 2. The stenosis of an epicardial coronary artery starts to result effort symptoms at a/10 b/ 20 c/ 40 d/ 50-60 % diameter stenosis. correct answers D 3. The coronary flow is a/ predominant during the diastole b/ predominant during the systole c/ equal during the whole cardiac cycle. correct answers A ...

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SCRN Exam 2023 Questions and Answers with 100%Verified Solutions. Penumbra - Answer Salvageable tissue -oxygen -blood pressure -Glucose Perfusion - Answer What oxygen delivers to the brain. Above the necklace-Anterior Circulation= - Answer Unilateral deficits Below the necklace-Posterior circulation= - Answer Bilateral deficits Circle of Willis-Collateral circulation= - Answer Aneurysm Cerebrum - Answer largest part of the brain Cerebrum: Frontal Lobe - Answer Motor function, personali...

A&P 2 University Of Memphis -[A&P II] Exam #2 -- Practice Test fully solved 1) Which of the following is false regarding blood vessels? a. They are dynamic structures. b. Part of the cardiovascular system. c. Capillaries are the site of gas and nutrient exchange. d. Arteries carry blood away from the heart. e. All of the above are true. - correct answer e. All of the above are true. 2) Which statement(s) is/are true regarding the 3 layers that make blood vessels? a. The tunica media i...