Circumflex Study guides, Class notes & Summaries

Where do coronary arteries start? Ans: Arise directly from aorta near aortic valve What does RCA supply? Ans: R atrium Most of R ventricle Inferior wall of left ventricle AV node Bundle of His Supplies SA node 60% of the time What does LCA supply? Ans: Most of left ventricle Two divisions: Left Anterior descending - Left ventricle Interventricular septum Inferior apex (in most people) Circumflex - Lateral and inferior walls of left ventricle Portions of left atrium Supplies SA...

What vessel does the Great cardiac vein travel with - anterior interventricular coronary artery Where does the great coronary vein empty into - coronary sinus Where does the coronary sinus empty into - pulmonary artery With which artery does the right coronary artery join with at the back of the heart - Posterior interventricular artery What does the left coronary artery branch into - anterior descending coronary artery and left circumflex artery

In a normal left-sided aortic arch, the 1st branch should be the: A. aberrant right subclavian artery b. right common carotid artery c. innominate artery d. left common carotid artery e. left subclavian artery - correct answer c The branches arising from the aortic arch are the : a. coronary sinus, left upper pulmonary vein, and right upper pulmonary vein b. right coronary artery and left coronary artery c. left pulmonary artery and right pumlonary artery d. left circumflex and le...

Which of the following coronary arteries give rise to the circumflex branch - Answer Left coronary artery Which of the following is the largest and thickest heart chamber - Answer Left ventricle The cardiac muscle tissue of the heart is called - Answer Myocardium Which of the following occurs when the coronary circulation becomes blocked and the cardiac muscle cells die from lack of oxygen - Answer Infarction

Acute Care Test 1 Exam Questions With Correct Verified Solutions What are the modifiable risk factors of CAD? - ANS -elevated serum lipids -hypertension -cigarette smoking -pre-diabetes or diabetes -obesity -chronic kidney disease -metabolic syndrome -diet high in saturated fat, cholesterol & calories -physical inactivity -elevated homocysteine level -post menopause What are the principles of primary health care? - ANS -public participation -health promotion -appropriate...

Old lady with severe right hip pain after a fall. Current meds - low dose prenisone. 40 pack year history of smoking. Injury to what artery is most likely to lead to osteonecrosis? - correct answer*Medial circumflex femoral* Medial circumflex supplies blood to the head of the femur. *CAST Bent LEGS* What are the causes of avascular necrosis of the femoral head? - correct answerCAST Bent LEGS Corticosteroids Alcoholism Sickle cell disease Trauma the Bends LEggs-Calves-...

Which of the following would most likely result in a late systolic murmur? - Precise Answer MVP typically happens late and has a late click.. And you would get a later murmur associated the MR Called "click murmur syndrome" Electrical alternans is usually associated with - Precise Answer pericardial effusion Electrical alternans= the height of QRS varies (taller and shorter) this is cause by the fluid around the heart causing the heart to swim around so the electrical axis is constant...

True or False: The left anterior descending coronary artery provides blood supply to the right ventricle and to the front of the septum False Which coronary artery provides blood to the left atrium and left ventricle: A. Right marginal artery B. Posterior descending artery C. Left circumflex artery D. Right coronary artery C Which patient(s) are most at risk for developing coronary artery disease? Select-all-that-apply:A. A 25 year old patient who exercises 3 times per week for 30 minutes...

Which coronary vessel is usually the cause of the myocardial infarction in a patient with ST elevation in V1, V2, and V3? A. left anterior descending (LAD) B. left circumflex artery C. posterior descending branch of the right coronary artery D. right coronary artery (RCA) E. right ventricular branch of the right coronary artery correct answer: A. left anterior descending (LAD) The answer is A. This EKG pattern is consistent with that of anterior wall myocardial infarction (MI). The...

EP IBHRE EXAM 2024 EP IBHRE EXAM 2024 WITH GUARANTEED ACCURATE ANSWERS A blockage to which coronary artery can cause AV Block? - Accurate AnswerPosterior Descending Artery most commonly supplied by RCA but could be supplied by the circumflex What type of tissue has the longest refractory period? - Accurate AnswerVentricular Is the femoral vein medial or lateral to the femoral artery? - Accurate AnswerThe femoral vein is medial to the femoral artery At what value is something stat...