A. Starling’s law of heart states that increase in force of contraction is directly related to cardiac ouput
B. Staling’s law of heart states that the force of ventricular contraction is directly related to the end diastolic volume
C. Both A and B
D. None of the above
Related Mcqs:
- Which of the following would you consider to be general properties of viruses______________?
A. New virus particle arises directly (by division) from preexisting viruses
B. Fall in to the general size range of 200-3000 angstrom unit
C. Contain equal proportions of protein, lipo polysaccharide and nucleic acids
D. Contain DNA but no RNA - Consider the following statements giant cells are a characteristic histopathologic finding in______________?
A. Apthous ulcers
B. Keratocyst
C. Brown tumor of hyper parathyroidism
D. Dentigerous cyst - The following factors increase the cardiac output except______________?
A. Preload
B. After load
C. Heart rate
D. Myocardial contractility - Which of the following increases turbulence in blood flow ?
A. Reynolds number < 2000
B. Decrease in velocity of blood
C. Decrease in density of blood
D. Increase in diameter of blood vessel - Closure of aortic valve occurs before the following event_______________?
A. Isovolumetric contraction
B. Isovolumetric relaxation
C. Pre-diastole
D. Pre-systole - A patient on warfarin sodium following myocardial infarction reports for an oral surgical procedure which one of the following laboratory tests should be preferred to ascertain the fitness_______________?
A. Prothrombin time
B. Tourniquet time
C. Clotting time
D. Bleeding time - Which of the following is one for a patient on coumarin (warfarin) therapy_______________?
A. Partial thromboplastin time ( PTT)
B. Prothrombin time (PT)
C. Bleeding time (BT)
D. Capillary fragility test (CFT) - Which of the following is not a marker of bone formation_________________?
A. Alkaline phosphatase
B. Osteocalcin
C. Procollagen marker
D. Hydroxy proline - The supraoptic nucleus of the hypothalamus is believed to control secretion of which of the following hormones ?
A. Antidiuretic hormone
B. Oxytocin
C. Growth hormone
D. Adreno corticotrophic hormone - Paneth cells secrete which of the following ?
A. Antibacterial substance
B. Lipase
C. Maltase
D. Secretin
