KROK (Medicine) questions: Physiology — page 3

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

101. A 60 year old patient was found to have a dysfunction of main digestive enzyme of saliva. This causes the disturbance of primary hydrolysis of: KROK 1 2012 – Question 128
102. A patient presented to a hospital with complaints about quick fatigability and significant muscle weakness. Examination revealed an autoimmune disease that causes… KROK 1 2012 – Question 131
103. When water affects mucous membrane of the inferior nasal meatuses, this causes "diver reflex" that provokes: KROK 1 2012 – Question 156
104. Microelectrode technique allowed to register a potential following "all-or-none"law and being able of undecremental spreading. Specify this potential: KROK 1 2012 – Question 160
105. A doctor asked a patient to breathe out fully after taking a normal breath. What muscles contract during such exhalation? KROK 1 2012 – Question 169
106. A 23-year-old patient has been admitted to a hospital with a craniocerebral injury. The patient is in a grave condition. Respiration is characterized by prolonged… KROK 1 2013 – Question 7
107. It has been experimentally proven that the excitation of the motor neurons of flexor muscles is accompanied by the inhibition of the motor neurons of extensor muscles… KROK 1 2013 – Question 8
108. A man sitting with his eyes closed, undergoes electroencephalography. What rhythm will be recorded on the EEG if there is an audible signal? KROK 1 2013 – Question 20
109. A male with a lesion of one of the CNS parts has asthenia, muscular dystonia, balance disorder. Which CNS part has been affected? KROK 1 2013 – Question 45
110. The temperature in a production room is 36°C. Relative air humidity is 80%. Under these conditions the human body transfers heat mainly through: KROK 1 2013 – Question 51
111. Thermometry revealed that the temperature of the exposed skin is by 1–1.5 °C lower than the temperature of the adjacent areas covered with clothing from natural… KROK 1 2013 – Question 73
112. During the fight, a man had a cardiac arrest due to the strong blow to the upper region of the anterior abdominal wall. Which of the following mechanisms has led to the… KROK 1 2013 – Question 92
113. A pregnant woman underwent AB0 blood typing. Red blood cells were agglutinated with standard sera of the I and II blood groups, and were not agglutinated with the III… KROK 1 2013 – Question 93
114. An attack of tachycardia that occurred in a patient was stopped by pressing on his eyeballs. Which of the following reflexes underlies this phenomenon? KROK 1 2013 – Question 96
115. Workers of a conveyor workshop received recommendations for the effective organization of working time and higher working efficiency. What peculiarity of work in this… KROK 1 2013 – Question 105
116. An animal has an increased tonus of extensor muscles. This is the result of enhanced information transmission to the motoneurons of the spinal cord through the… KROK 1 2013 – Question 117
117. A 19-year-old male was found to have an elevated level of potassium in the secondary urine. These changes might have been caused by the increase in the following… KROK 1 2013 – Question 127
118. ECG of a patient displays an abnormally long R wave (up to 0,18 s). This is caused by a decrease in the conduction velocity of the following heart structures: KROK 1 2013 – Question 129
119. A 46-year-old female is scheduled for a maxillofacial surgery. It is known that the patient is prone to high blood coagulation. What natural anticoagulant can be used… KROK 1 2013 – Question 131
120. To assess the effectiveness of breathing in patients, the indicator of functional residual capacity is used. It includes the following volumes: KROK 1 2013 – Question 133
121. It is required to evaluate the level of tissue excitability. For this purpose one should determine: KROK 1 2013 – Question 134
122. Due to the use of poor-quality measles vaccine for preventive vaccination, a 1-year-old child developed an autoimmune renal injury. The urine was found to contain… KROK 1 2013 – Question 135
123. During ventricular systole, the cardiac muscle does not respond to additional stimulation because it is in the phase of: KROK 1 2013 – Question 145
124. Since a patient has had myocardial infarction, atria and ventricles contract independently from each other with a frequency of 60-70 and 35-40 per minute. Specify the… KROK 1 2013 – Question 147
125. In course of an experiment there has been an increase in the nerve conduction velocity. This may be caused by an increase in the concentration of the following ions… KROK 1 2013 – Question 150
126. A male working as a blacksmith has been tested for auditory acuity. The tests revealed 50% hearing loss in the low-frequency range and a near-normal auditory acuity in… KROK 1 2013 – Question 151
127. Due to the blockage of the common bile duct (which was radiographically confirmed), the biliary flow to the duodenum was stopped. We should expect the impairment of: KROK 1 2013 – Question 174
128. As a result of a home injury, a patient suffered a significant blood loss, which led to a fall in blood pressure. Rapid blood pressure recovery after the blood loss is… KROK 1 2013 – Question 188
129. A patient complains that at the bare mention of the tragic events that once occurred in his life he experiences tachycardia, dyspnea and an abrupt rise in blood… KROK 1 2013 – Question 190
130. Anatomical dead space is the portion of the air that is left in the airways after expiration. The reduction of the anatomical dead space is typical for the following… KROK 1 2013 – Question 192
131. Analysis of the experimental spirogram of a 55-year-old person revealed a decrease in tidal volume and respiratory amplitude compared to the situation of ten years ago… KROK 1 2013 – Question 193
132. In a young man during exercise, the minute oxygen uptake and carbon dioxide emission equalled to 1000 ml. What substrates are oxidized in the cells of his body? KROK 1 2014 – Question 4
133. A sportsman spontaneously held breath for 40 seconds, which resulted in an increase in heart rate and systemic arterial pressure. Changes of these indicators are due to… KROK 1 2014 – Question 5
134. An animal experiment is aimed at studying the cardiac cycle. All the heart valves are closed. What phase of the cycle is characterized by this status? KROK 1 2014 – Question 11
135. A patient has increased thickness of alveolar-capillary membrane caused by a pathologic process. The direct consequence will be reduction of the following value: KROK 1 2014 – Question 30
136. The processes of heat transfer in a naked person at room temperature have been studied. It was revealed that under these conditions the greatest amount of heat is… KROK 1 2014 – Question 43
137. Urine analysis has shown high levels of protein and erythrocytes in urine. This can be caused by the following: KROK 1 2014 – Question 44
138. After a craniocerebral injury a patient is unable to recognize objects by touch. What part of brain has been damaged? KROK 1 2014 – Question 46
139. As a result of a craniocerebral injury, a patient has a decreased skin sensitivity. What area of the cerebral cortex is likely to be damaged? KROK 1 2014 – Question 51
140. A patient complaining of pain in the left shoulder-blade region has been diagnosed with myocardial infarction. What kind of pain does the patient have? KROK 1 2014 – Question 58
141. A patient has a critical impairment of protein, fat and hydrocarbon digestion. Most likely it has been caused by low secretion of the following digestive juice: KROK 1 2014 – Question 59
142. A patient has a traumatic injury of sternocleidomastoid muscle. This has resulted in a decrease in the following value: KROK 1 2014 – Question 62
143. The receptors under study provide transfer of information to the cortex without thalamic involvement. Specify these receptors: KROK 1 2014 – Question 63
144. During an animal experiment, surgical damage of certain brain structures has caused deep prolonged sleep. What structure is most likely to cause such condition, if… KROK 1 2014 – Question 67
145. A patient takes cholagogues. What other process besides biliary excretion will be stimulated? KROK 1 2014 – Question 68
146. A 16-year-old female patient has fainted after quickly changing her body position from horizontal to vertical one. Which process from the ones listed below has caused… KROK 1 2014 – Question 74
147. When measuring total muscle action potential it was revealed that it was subject to the power-law relationship. The reason for this is that individual muscle fibers… KROK 1 2014 – Question 78
148. Experimental stimulation of the sympathetic nerve branches that innervate the heart caused an increase in force of heart contractions because the membrane of typical… KROK 1 2014 – Question 82
149. According to the results of glucose tolerance test, the patient has no disorder of carbohydrate tolerance. Despite that, glucose is detected in the patients’s urine (5… KROK 1 2014 – Question 83
150. In a cat with decerebrate rigidity the muscle tone is to be decreased. This can be achieved by: KROK 1 2014 – Question 93

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