Physiology ( 14 questions )

Transcription

1 CVS Theory exam questions - Soul Batch - Physiology ( 14 questions ) 1- Which of the following increases the circulatory filling pressure but not resistance? A- Endothelin B- Aldosterone C- Calcium D- Epinephrine Answer : B 2- According to Frank-starling law, cardiac output increases when increasing the: A- Sympathetic stimulation B- Preload Answer : B 3- During diastole in supine position, which one of the following has - -- the least pressure? A- jugular vein B- sagittal sinus C- both atria D- left ventricle Answer : D 4- One of the following is false : - angina pectoris lasts for hours to days - angina pectoris, the patient comes suffering from substernal chest pain radiating to left arm and it does not treat by nitroglycerin *_* two possible answer 1 P a g e

2 5- which of the following is not correctly matched: A- hs-crp..inflammation B- HbA1c.. Atherosclerosis C- microalbuminuria.. Hemodynamic stress D- Troponin Myocyte necrosis Answer : C 6- Which of the following is involved in short- and long- term regulation of A- blood flow? B- Collaterals C- Oxygen D- Vascular changes Answer : C 7- In cardiac failure, which of these will increase? A- Angiotensin B- circulatory filling pressure C- blood pressure Answer : A 8- The most common cause of death after MI is? Answer :Ventricular fibrillation 9- Which of the following is false? Answer :Increasing of conductance will increase the resistance 10- When the extracellular fluid decrease, this will increase? Answer :Angiotensin 11- Which of the following is wrong about the compensatory mechanism of heart failure? Answer : Edema!! 2 P a g e

3 12- which of the following is true about capillaries? A- Blood continuously flow through them B- Lipid-soluble molecules pass through membrane pores C- Colloid osmotic pressure has more effect to the inward Answer :C 13- Coronary blood flow increases by all of the following except? Answer :Increase systolic period 14- In the volume loading hypertension, eventually all of the following will A- decrease except: B- Blood volume C- Peripheral vascular resistance D- Cardiac output Answer :C Embryology 15- all of the following are true about tetralogy of Fallot, except? A- Pulmonary stenosis B- Coatraction of aorta Answer :B Anatomy (6 questions ) 16- one of the following mainly supplies the right ventricle? A- anterior interventricular artery B- posterior interventricular artery C- circumflex artery D- marginal artery Answer :D 17- All of the following are branches of external carotid artery, except? Answer :vertebral artery 3 P a g e

4 18- one of the following is false : Answer : semilunar valves have 2 cusps 19- all of the following arise from abdominal aorta, except? A- Uterine artery B- Celiac trunk C- Superior mesenteric artery D- Inferior mesenteric Answer :A 20- Inferior mesenteric vein drains directly into? A- Portal vein B- Splenic vein C- Inferior vena cava Answer : B 21- Crista terminalis is a characteristic structure of: Answer - Right Atrium Pharmacology (13 questions ) 22- Drug X (antihypertensive ), causes SLE-like signs, what is the mechanism of this drug? A- Activation of the Hyperpolarizing of K+ channels ( hydralazine ) B- direct renin inhibitor 23- Mechanism of action of Aliksirin? Answer:direct inhibitor for renin 24- all of the following reduce cholestrole and triglycerides in blood,except? Answer:carbohydrates 4 P a g e

5 25- which of the following is wrong? Answer:K sparing diuretics recommended as a monotherapy 26- which drug or group of drugs are used in treatment of heart failure? A- phosphodiesterase inhibitor B- drugs that excrete salt and water C- beta blocker motoprolol D- direct vasodilator E- all of the above are true Answer:E 27- which of the following is wrong? Answer: the effect of diuretics will be enhanced by reducing renal blood flow 28- which of the following is correct about adenosine? Answer:it may cause angina-like pain 29- which of the following is true about lidocaine? A- use dependence B- it causes profound effect in ventricular tachycardia 30- which of the following is false about anti-hyperlipidemic drugs? A- Niacin is the most potent drug in reducing LDL and triglyceride B- Niacin increase the chance of developing MI 31- the best therapy of hyperlipidemia is? A- Start with Niacin B- Start life-style modifications first C- Start with drug as soon as possible Answer:B 5 P a g e

6 32- Which of the following is a wrong statement amiodarone: Answer: Short half life 33- Which of the following is a wrong statement about adenosine: Answer:It s a Vasoconstrictor 34- The treatment for a patient comes to the emergency room with acute chest pain (angina) is: Answer:Sublingual Nitroglycerin Pathology 35- the morphology that seen in hypertrophic cardiomyopathy? Answer:Banana-shape left ventricular cavity 36- the most common benign tumor of the heart in adult is? Answer:Myxoma 37- a patient came with headache and visual disturbances, the disease which he may has is? Answer:Temporal arteritis 38- Which of the following is false about fatty streaks? A- Atherosclerosis happens commonly in the upper extremities B- Fatty streaks can appear in aorta of infant younger than 1 year of age regardless of genetic clinical or dietary risk factor 39- Which of the following is not a Major risk factor for rheumatic fever? A- Pancarditis B- Fever C- Sydenham chorea Answer:B 6 P a g e

7 40- which of the following is wrong about abdominal aortic aneurysm? A- Cystic medial degeneration of the arterial media B- Atherosclerosis is thickening of the wall so protecting against aneurysm C- Two variant: inflammatory and mycotic D- Common site is below renal arteries and above bifurcation Answer:B 41- false statement about polyarteritis nodosa? Answer:It s association with ANCA 42- bordline malignancy is? Answer:Kaposi sarcoma community 43- The most common causes to develop CVD? Answer: hypertension.. high lipid smoking Micro 44- Which of the following microbes is mismatched with its treatment? Answer:coxiella burnetii.. Penicillin 45- Splinter hemorrhages are seen in: Answer: Infective endocarditis Biochemistry (4 questions ) 46- Which of the following is wrong about lipoprotein lipase? Answer:Its activity needs bile salts 47- cholestrol is a precursor for which vitamin? Answer:Vitamin D 7 P a g e

8 48- which of the following is false regarding natriuretic peptides? Answer:Markers of ischemia 49- glycolysis is increase by? A- Insulin B- Citrate C- Glucose 6 phosphate D- ATP Done >>> سجود القواسمي by: Collected Reviewed by : Hussein Al-Sa'di Good Luck :D 8 P a g e