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What is the function of the cardiovascular system? correct answersTransportation About how much does the heart weigh and what is it's size? correct answersLess than a pound and the size of a fist Mediastinum correct answersSpace between the lungs where the heart lies Apex correct answersThe pointed end of the heart that rests on the diaphragm (it is directed toward the left hip) Base correct answersTop part of the heart that is broad Pericardium correct answersDouble-walled sac...

most dangerous factor for CAD is correct answersdiabetes ddx of pleuritic chest pain correct answersPE, pneumonia, pleuritis, pericarditis, pneumothorax ddx of positional pain correct answerspericarditis MCC of chest pain not cardiac in etiology is correct answersGERD patient comes to the ED with CP, pain also occurs in epigastric area and is asso with sore throat, metallic taste in the mouth and a cough, what do you recommend? correct answersPPI an alcoholic patient comes to the ...

Tachycardia correct answersFast heart rate (HR greater than 100bpm) Bradycardia correct answersslow heart rate (less than 60 bpm) Hypertension correct answersHigh blood pressure, higher than 140/90 Hypotension correct answerslow blood pressure 90/60 Diastole correct answersRelaxation of the heart Systole correct answersContraction of the heart atrial fibrillation correct answersrapid, random, ineffective contractions of the atrium Ischemia correct answers- Lack of oxygen - ...

Name the three main stages of the cardiac cycle in order correct answersatrial systole, ventricle systole, diastole Describe atrial systole correct answersthe atria contract, creating a small increase in pressure, pushing blood into the ventricles Describe ventricular systole correct answersthe ventricles contract at the base of the heart, pumping blood upwards towards the arteries Describe diastole correct answersthe muscular walls of all four chambers relax and elastic recoil allows t...

A prolonged PR interval: correct answersindicates an abnormal delay at the AV node. A prolonged QT interval that the heart: correct answersis experiencing an extended refractory period, making the ventricles more vulnerable to dysrhythmias. According to the Einthoven triangle, lead II is assessed by placing the: correct answersnegative lead on the right arm and the positive lead on the left leg. Hypokalemia impacts cardiac function in which of the following ways? correct answersincrease...

Cardiovascular System correct answersOrgan system consisting of the heart, blood vessels, and blood Heart correct answersA muscular pump that drives the flow of blood through blood vessels Blood Vessels correct answersConduits through which blood flows Blood correct answersA fluid that circulates around the body, carrying materials to and from the cells Atria correct answersThe heart's two upper chambers, which receive blood carried to the heart in veins Ventricles correct answ...

Describe Cardiac Cycle correct answersBeginning of one heart beat to the next including a period of relaxation. Systole means? correct answersContracting Diastole? correct answersRelaxing(filing) What condition must be present for blood to move from one chamber of the heart to the next? correct answersThe pressure has to be greater in the chamber that has fluid presently and lower in the chamber it wants to flow into. What does Boyle's law state? correct answersThat there is an in...

Cardiologist correct answersspecializes in the study and treatment of diseases of the heart cardiology correct answersthe study of the heart cardiovascular system correct answersheart (cardi) and a closed network of blood vessels (vascul, angi) that carry blood throughout the body heart correct answersthe muscular cone-shaped organ that serves as the pump for the cardiovascular system. It is approximately the size of a closed fist. The heart is almost 5 inches long, about 3 inches wide ...

Your patient is a 52-year old male complaining of dull, achy chest pains. He is alert & oriented but upon assessment, you notice his skin is pale, cool and clammy. What is your next step? correct answersAdminister Supplemental Oxygen Cardiac Compromise is: correct answersAny type of heart problem An AED is used to treat patients in: correct answersVentricular Fibrillation An AED is used to treat pulseless, apneic patients in ventricular fibrillation or ventricular tachycardia The norma...

Epinephrine correct answersCatecholamine Use: Cardiac Arrest, Pulseless VT, VF, Asystole IV Bolus Atropine correct answersAnticholinergic Use: Severe Bradycardia IV Bolus Amiodarone correct answersAnti-arrhythmic Use: VT IV Continuous Infusion Atenolol, Metoprolol, Propanolol correct answersBeta-Blocker Use: Atrial Fibrillation, Symptomatic ST IV Bolus or Continuous Infusion Verapamil, Diltiazam correct answersCalcium Channel Blocker Use: Atrial FIb. and Symptomatic ST IV B...