KNRUHS MBBS Physiology November 2024 (MB2019105 Regular)

MB2019105Kaloji Narayana Rao University of Health Sciences · Physiology · 2024 · November · Regular

Questions (25)

1.The type of respiration seen in diabetic ketoacidosis is: a) Cheyne-Stroke breathing b) Biot's respiration c) Hysteric breathing d) Kussmaul Breathing
1 Mark
2.How many oxygen atoms can be transported by each haemoglobin molecule? a) 2 b) 4 c) 8 d) 16
1 Mark
3.True statement regarding sodium reabsorption from DCT &CT: a) 75% gets absorbed by cation exchange process b) 25% gets absorbed by chloride driven sodium transport c) K+ competes with H+ for Na+ reabsorption d) Stimulated by ADH
1 Mark
4.The term "Brain of the Gut" is used to refer to the: a) Autonomic ganglia b) Enteric nervous system c) Migratory motor complex d) Interstitial cells of Cajal
1 Mark
5.Calcium channels are a) Voltage gated b) Ligand gated c) Mechanical gated d) All of the above
1 Mark
6.The term cell eating is described as: a) Phagocytosis b) Exocytosis c) Endocytosis d) Diffusion
1 Mark
7.Meaning of Homeostasis: a) Contributor and provider b) Expand c) Same or constant d) Receiver
1 Mark
8.The cardiac index is: a) Cardiac output per square meter body surface area b) Increased in old age c) Normally about 5 litre/minute/m2 d) Stroke volume multiplied by the heart rate
1 Mark
9.Sino atrial node (SAN) is called cardiac pacemaker because: a) It allows almost immediate transmission of cardiac impulse throughout the entire ventricular system b) It is capable of generation of impulse and conduction of the heart beat c) It determines the rate at which the heart beats d) The speed of conduction of impulse is fastest in SAN
1 Mark
10.Which of the following concerning average lung volumes and capacities of a person at rest is TRUE ? a) TLC > VC>TV>FRC b) TLC >FRC>VC>TV c) TLC >VC>FRC>TV d) TLC >FRC>TV>VC
1 Mark
11.A fifty two year old male reports of extreme tiredness, difficulty in concentration, feeling of fainting on sudden standing and decrease in appetite. The patient is pure vegetarian and has a habit of consuming alcohol. Examination of his oral cavity revealed signs of red buffy tongue, bleeding gums and cracks at the angle of the mouth. Peripheral smear showed macrocytic normochromic anaemia. a) Identify the condition. b) Describe in detail about Erythropoiesis. c) Discuss factors influencing erythropoiesis. d) Treatment of above condition.
15 Marks
12.A forty year old male complained of frequent pain in abdomen which commenced shortly after meals and no relief even on taking antacids at several occasions. He was a regular betel nut chewer and chronic alcoholic. He was under treatment for arthritis with non steroidal anti – inflammatory analgesic tablets. a) Identify the condition, he is suffering with. b) Write on mechanism of secretion of HCl in stomach. c) Describe the Phases of gastric juice secretion. d) Explain in brief about Pavlov’s pouch.
15 Marks
13.Write the Electrical and mechanical events occurring in the Heart during ventricular systole.
6 Marks
14.Discuss the factors affecting coronary circulation.
6 Marks
15.Micturition reflex
6 Marks
16.Dynamic lung volumes and capacities.
6 Marks
17.Artificial Kidney
6 Marks
18.Baroreceptor Reflex.
6 Marks
19.Discuss the rights of a patient.
6 Marks
20.Define Cyanosis and write the causes
3 Marks
21.Exocytosis
3 Marks
22.Landsteiner’s Laws.
3 Marks
23.Wind kessel vessels and resistance vessels
3 Marks
24.Bohr effect.
3 Marks
25.Substances used to estimate ECF and Blood volume.
3 Marks

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