Property:AnswerEExp
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W
Incorrect
Although digoxin is used as rate control medication, Amiodarone is the preferred class I anti arrhythmic drug for the maintenance of sinus rhythm. +
Incorrect
ACE inhibitors and beta-blockers do decrease mortality and morbidity in CHF; however their use in acute decompensated heart failure is suspected as they may induce hypotension and further cardiogenic shock. +
Incorrect
Calcium channel blockers such as diltiazem should be avoided in patients with impaired left ventricular function due to negative inotropic effects. +
Incorrect
Medical therapy, such as lidocaine, amiodarone, or procainamide, can be used for sustained ventricular tachycardia that is hemodynamically stable. +
Antagonism of AMPA/kainite receptors is one of the several mechanisms by which topiramate acts. +
The deficiency of the enzyme ALA dehydrogenase leads to acute porphyria, it is managed by some physicians by liver transplantation. +
Displacement is a type of immature defense mechanism, wherein feelings, emotions, & actions are expressed differently from their source of origin. A common example being when a husband yells at her spouse, because he was yelled at by his boss in the office earlier today. +
Incorrect
There is no need to order stress test as the patient is already diagnosed, and does not complain from any ischemic manifestations with normal EKG. +
E corresponds to phase 4 of the ventricular action potential. Phase 4 is characterized by a resting potential which is caused by the high potassium permeability through the potassium channels. +
E corresponds to phase 4 of the ventricular action potential. Phase 4 is characterized by a resting potential which is caused by the high potassium permeability through the potassium channels. Quinidine affects phase 0 of the ventricular action potential. +
A CTG expansion causes myotonic dystrophy. it is not associated with disruption of the dystrophin gene. +
Pertussis is a highly contagious respiratory infection that affects patients of all ages and may lead to severe life-threatening complications. Individuals in close contact with patients diagnosed with pertussis require post-exposure prophylaxis to prevent transmission and development of clinical disease. Physicians are allowed to divulge specific medical information when withholding it may pose a public threat. +
This is generally seen in hyper-dynamic or high-output states such as anemia, hyperthyroidism, exercise, anxiety. Also seen in aortic regurgitation. +
Incorrect
Amiodarone-induced hypothyroidism (AIH) is cause of this thyroid function abnormality. +