Finals Long Quiz Flashcards
All the following are adverse effects of amiodarone except:
Cinchonism
Hypothyroidism
Hyperthyroidism
Pulmonary fibrosis
Cinchonism
Which of the following drugs could cause torsades de pointes arrhythmia even within the normal therapeutic range?
Atropine
Dronedarone
Lidocaine
Quinidine
Quinidine
The renin-angiotensin-aldosterone system is a powerful system for blood pressure and volume homeostasis. The system is activated by:
A decreased parasympathetic discharge.
An increase in renal perfusion pressure.
An increased sympathetic discharge.
Right atrial distension.
Stimulation of alpha adrenergic receptors in renal juxtaglomerular cells.
An increased sympathetic discharge.
A 50-year-old man is admitted for congestive heart failure. He has no history of chest pain or ethanol abuse. On physical examination he has a blood pressure of 190/120 mmHg, mild hepatosplenomegaly, and no cardiac murmur. The heart failure is most likely due to:
Aortic Stenosis
Hypertension
Myocardial infarct
Myocardiopathy
Hypertension
Regarding the treatment of hypertensive emergencies, which is TRUE?
•Hypertension caused by pre-eclampsia can be treated with hydralazine or labetalol.
•Immediate reduction of mean arterial blood pressure in patients with hypertensive encephalopathy improves outcome.
•The treatment of hypertension in the setting of embolic stroke improves outcome.
•The treatment of hypertension in the setting of intracranial bleeds improves outcome.
Hypertension caused by pre-eclampsia can be treated with hydralazine or labetalol.
The following clinical features are reliable in distinguishing an infarct from a hemorrhage:
CT scan brain
Headache
Loss of consciousness
AOTA
CT scan brain
Virchow’s Triad, except:
I. Hypercoagulability
II. Vessel damage
III. Increased blood flow
IV. Stasis
lll
What is the key factor in describing any type of shock?
Hypotension
Hypoxemia
Inadequate tissue perfusion
Vascular collapse
Inadequate tissue perfusion
The following are important risk factors for ischemic heart disease:
I. Hyperlipidemia
ll. Obesity
III. Smoking
IV. High salt intake
ll, lll
l, ll, lll
l, ll, lV
AOTA
AOTA
This is true regarding the treatment of heart failure:
•ACE inhibitors reduce mortality.
•Beta blockers are contraindicated.
•Digoxin improves symptoms but worsens mortality.
•AOTA
ACE inhibitors reduce mortality.
A sustained blood pressure of 150/85 mmHg in a 65 year old man is indicative that he is hypertensive.
T or F
T
Hypertension is caused by the following except:
Coarctation of the aorta
Oral contraceptives
Renal artery stenosis
NOTA
NOTA
Hypertension increases the risk of developing the following except:
Angina
Asthma
Renal failure
Stroke
Asthma
Isosorbide dinitrate:
l. Causes headache
II. Causes tolerance
III. Improves in angina by causing coronary vasodilation.
IV. Reduces mortality after MI
l, lll
III, IV
l, lI, IV
AOTA
l, lI, IV
Which of the following is not true regarding the action of clopidogrel?
•Indicated in unstable angina.
•It should not be combined with aspirin.
•It can cause thrombocytopenia.
•Useful in stroke
It should not be combined with aspirin.
Which of the following group of drugs does not aggravate congestive heart failure?
Beta blocking agents
Cardiac glycosides
Corticosteroids
Estrogen
Cardiac glycosides
Death of tissue due to no blood flow
Arrhythmia
Atherosclerotic plaque
Dyslipidemia
Infarction
Infarction
Factors affecting cardiac output
l. Preload
ll. After load
III. Cardiac contractility
IV. Heart rate
I, ll
l, ll, lll
Il, lll, IV
AOTA
AOTA
True regarding transient ischemic attacks except
•Mini stroke.
•Transient loss of vision in one eye can occur.
•Usually due to cerebral embolism.
• Usually last about 7-8 hours
Usually last about 7-8 hours
Dominant effect of Amiodarone?
•Increase duration of refractory period by blocking K+ channels.
•Prolongation of AP
•Vasodilating effect
Prolongation of AP
Which of the following drugs act by blocking Na/K ATPase thus increasing cardiac muscle contractility?
Digoxin
Dobutamine
Hydralazine
Milrinone
Digoxin
Which one of the following drugs has a potassium sparing effect?
Digoxin
Furosemide
Ramipril
Spironolactone
Spironolactone
What is the ultimate goal of anti-arrhythmic therapy?
l. Maintenance of normal rhythm
II. Prevention of more serious arrhythmias
lll. Decrease the conduction velocity of the AV node
ll
lll
l, ll
AOTA
AOTA
Treatment regimens are similar for DVT and PE.
T or F
T
The following belong under ACS except:
NSTEMI
STEMI
Stable angina
Unstable angina
Stable angina
A person was admitted in a coma. Analysis of the arterial blood gave the following values: PC02 16 mm Hg. HCO3-5 mmol/L and pH 7.1. What is the underlying acid-base disorder?
Metabolic Acidosis
Metabolic Alkalosis
Respiratory Acidosis
Respiratory Alkalosis
Metabolic Acidosis
Choose the incorrect statement about anion gap out of the following:
•Anion gap is decreased in Hypercalcemia.
•Anion gap is decreased in ketoacidosis.
•Anion gap is decreased in Lithium toxicity.
•In lactic acidosis anion gap is increased.
Anion gap is decreased in ketoacidosis.
Furosemide acts on which part of the nephron?
Ascending limb of the loop of Henle
Collecting duct
Descending limb of the loop of Henle
Distal tubule
Proximal tubule
Ascending limb of the loop of Henle
Which is incorrect regarding acute renal failure?
•In prerenal failure the ratio of urea: creatinine is increased above normal.
•In renal ARF the urine Na is > 10mmol/L and osmolality < 350.
•Post renal obstruction is an uncommon cause of ARF
•The most common cause of renal ARF is acute tubulointerstitial nephritis.
The most common cause of renal ARF is acute tubulointerstitial nephritis.
A common marker of chronic kidney disease (CKD) is:
Hematuria
Increased BUN
Increased creatinine
Proteinuria
Proteinuria
Complication/s of hemophilia:
l. Bleeding in the head
II. Joint swelling
III. Death
lll
l, ll
ll, lll
l, ll, lll
l, ll, lll
The reason why hemophilia is more commonly observed in human males than in females is due to:
•The disease is due to X-linked dominant mutation.
•The disease is due to Y-linked dominant mutation.
•The disease is due to X-linked recessive mutation.
•The disease is due to Y-linked recessive mutation.
The disease is due to X-linked recessive mutation.
Causes of metabolic alkalosis include all the following except:
Hypokalemia
Mineralocorticoid deficiency
Recurrent vomiting
Thiazide diuretic therapy
Mineralocorticoid deficiency
Glomerular filtration of drugs is directly related to the free or nonprotein-bound drug concentration in the plasma.
T or F
T
Which of the following does not affect the serum creatinine concentration in chronic kidney disease?
Fluid overload
Glomerular filtration rate
Skeletal muscle mass
Tubular secretory function
Fluid overload
Many drugs must be “dose-adjusted” with renal impairment. Which of the following agents must have the doses reduced with impaired renal function?
l. Allopurinol
II. Amantadine
III. Digoxin
IV. Indomethacin
l, ll, lll
l, II, IV
I, III, IV
ll, III, IV
l, ll, lll
What are the four components or systems of hemostasis?
•Extrinsic, Intrinsic, Common, Fibrinolytic
•Extrinsic, Intrinsic, Platelets, Fibrinolytic
•Vascular, Extrinsic, Intrinsic, Common
•Vascular, Platelets, Coagulation, Fibrinolytic
Vascular, Platelets, Coagulation, Fibrinolytic (nakapasunod dapat)
Heparin functions as an anticoagulant by:
•Degrades platelet plugs
•Directly degrading cross linked fibrin
•Enhancing antithrombin Ill activity
•Upregulating plasminogen solubility
Enhancing antithrombin Ill activity
Which of the following is not a prerenal cause of renal failure?
Heart failure
Hypovolemia
Obstruction of the renal artery
Pyelonephritis
Pyelonephritis
Glomerulonephritis is:
•Caused by cystitis
•Characterized by atrophied kidneys
•Caused by renal calculi
•Caused by antigen-antibody complexes in the glomerulus
Caused by antigen-antibody complexes in the glomerulus