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KROK (Medicine) questions: Physiology — page 8

395 questions in Physiology. Open a question to see the answer options and a hint.

  1. Blood minute volume of a 30 year old woman at rest is 5 l/m. What blood volume is pumped through the pulmonary vessels per minute? KROK 1 2008 – Question 19
  2. As a result of long-term starvation the glomerular filtration of a man was accelerated by 20%. The most probable cause of filtration changes under such conditions is: KROK 1 2008 – Question 20
  3. ECG of a patient with hyperfunction of thyroid gland showed heart hurry. It is indicated by depression of the following ECG element: KROK 1 2008 – Question 25
  4. Parents of a 10 year old boy consulted a doctor about extension of hair-covering, growth of beard and moustache, low voice. Intensified secretion of which hormone must… KROK 1 2008 – Question 43
  5. A human body cools in water much faster that in the air. What way of heat emission in water is much more efficient? KROK 1 2008 – Question 60
  6. Power inputs of a man were measured. In what state was this man if his power inputs were lower than basal metabolism? KROK 1 2008 – Question 68
  7. A concentrated solution of sodium chloride was intravenously injected to an animal. This caused decreased reabsorption of sodium ions in the renal tubules. It is the… KROK 1 2008 – Question 70
  8. As a result of destruction of certain brainstem structures an animal has lost its orientative reflexes in response to strong photic stimuli. What structures were… KROK 1 2008 – Question 71
  9. An isolated cell of human heart automatically generates excitement impulses with frequency of 60 times per minute. This cell was taken from the following heart structure: KROK 1 2008 – Question 92
  10. A pregnant woman had her blood group identified. Reaction of erythrocyte agglutination with standard serums of 0αβ (I), Bα (III) groups didn’t proceed with standard… KROK 1 2008 – Question 110
  11. Vagus branches that innervate heart are being stimulated in course of an experiment. As a result of it the excitement conduction from atria to the ventricles was… KROK 1 2008 – Question 118
  12. Systemic arterial pressure of an adult dropped from 120/70 to 90/50 mm Hg that led to reflectory vasoconstriction. The vasoconstriction will be maximal in the following… KROK 1 2008 – Question 126
  13. Rest potential of a cell equals −80 mV. At what stage of action potential did the membrane potential equal +30 mV? KROK 1 2008 – Question 136
  14. A 35 year old man got an injury that caused complete disruption of spinal cord at the level of the first cervical segment. What respiration changes will be observed? KROK 1 2008 – Question 137
  15. In course of an experiment a peripheral section of vagus of an experimental animal is being stimulated. What changes will be observed? KROK 1 2008 – Question 138
  16. In course of an experiment a toad’s right labyrinth was destroyed. It will cause amyotonia of the following muscles: KROK 1 2008 – Question 144
  17. Workers of a hothouse farm work under conditions of unfavourable microclimate: air temperature is +37 °C, relative humidity is 90%, air speed is 0,2 m/s. The way of… KROK 1 2008 – Question 154
  18. Vagi of an experimental animal were cut on both sides. What respiration changes will be observed? KROK 1 2008 – Question 162
  19. A cardiac electric stimulator was implanted to a 75 year old man with heart rate of 40 bpm. Thereafter the heart rate rose up to 70 bpm. The electric stimulator has… KROK 1 2008 – Question 165
  20. A patient came to the hospital complaining about quick fatigability and apparent muscle weakness. Examination revealed an autoimmune disease that causes disorder of… KROK 1 2008 – Question 173
  21. A 60 y.o. patient has a reduced perception of high-frequency sounds. What structures’ disorder of auditory analyzer caused these changes? KROK 1 2007 – Question 3
  22. Power inputs of a boy increased from 500 to 2000 kJ pro hour. What can be the cause of it? KROK 1 2007 – Question 10
  23. In course of an experiment a skeletal muscle is being stimulated by a series of electric impulses. What type of muscle contraction will arise, if every subsequent… KROK 1 2007 – Question 18
  24. A patient has a transverse disruption of spinal cord below the IV thoracic segment. What changes of respiration will it cause? KROK 1 2007 – Question 21
  25. A lightly dressed man is standing in a room, air temperature is +14 °C, windows and doors are closed. In what way does he emit heat the most actively? KROK 1 2007 – Question 23
  26. A peripheral segment of vagus nerve on a dog’s neck was being stimulated in course of an experiment. The following changes of cardiac activity could be meanwhile… KROK 1 2007 – Question 26
  27. Heart rate of a man permanently equals 40 beats pro minute. What is the pacemaker? KROK 1 2007 – Question 58
  28. A man took a quiet expiration. Name an air volume that is meanwhile contained in his lungs: KROK 1 2007 – Question 72
  29. Examination of an isolated cardiomyocyte revealed that it didn’t generate excitation impulses automatically. This cardiomyocyte was obtained from: KROK 1 2007 – Question 73
  30. Examination of a man established that cardiac output equaled 3500 ml, systolic output - 50 ml. What is the man’s heart rate pro minute? KROK 1 2007 – Question 74
  31. A man who went for a ride on a roundabout had amplification of heart rate, sweating and nausea. What receptors stimulation is it primarily connected with? KROK 1 2007 – Question 75
  32. A man’s intrapleural pressure is being measured. In what phase did the man hold his breath, if his pressure is 7,5 mm Hg? KROK 1 2007 – Question 77
  33. The permeability of the irritable cell membrane has been increased for potassium ions during an experiment. What changes of membrane electric status can occur? KROK 1 2007 – Question 89
  34. A patient has a disturbed absorption of fat hydrolysates. It might have been caused by a deficit in the small intestine cavity: KROK 1 2007 – Question 121
  35. Inhabitants of territories with cold climate have high content of an adaptive thermoregulatory hormone. What hormone is meant? KROK 1 2007 – Question 122
  36. As a result of damage to certain structures of brainstem an animal lost orientation reflexes. What structures were damaged? KROK 1 2007 – Question 128
  37. Osmotic pressure of a man’s blood plasma is 350 mosmole/l (standard pressure is 300 mosmole/l). First of all it will result in high secretion of the following hormone: KROK 1 2007 – Question 129
  38. A hypertensive glucose solution was introduced to a patient. It will intensify water movement: KROK 1 2007 – Question 135
  39. According to audiometry data a patient has a disturbed perception of medium-frequency sounds. It might have been caused by a damage of: KROK 1 2007 – Question 141
  40. A woman with III (B), Rh− blood group born a child with II (A) blood group. The child is diagnosed with hemolytic disease of newborn as a result of rhesus… KROK 1 2007 – Question 151
  41. Long-term starvation cure of a patient resulted in diminished ratio of albumines and globulines in plasma. What of the following will be result of these changes? KROK 1 2007 – Question 157
  42. An isolated cell of human heart automatically generates excitation impulses with frequency 60 times pro minute. What heart structure was this cell obtained from? KROK 1 2007 – Question 176
  43. Examination of a patient revealed a strong, balanced, inert type of higher nervous activity according to Pavlov. What temperament type does the patient have (according… KROK 1 2007 – Question 177
  44. Short-term physical activity resulted in reflex amplification of heart rate and raise of systemic arterial pressure. What receptors activation was the main cause of… KROK 1 2007 – Question 199
  45. In course of an experiment a skeletal muscle is being stimulated by a series of electric impulses. What type of muscle contraction will arise, if every subsequent… KROK 1 2007 – Question 200

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