MCQOPTIONS
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MCQOPTIONS
This section includes 491 Mcqs, each offering curated multiple-choice questions to sharpen your Medical Subjects knowledge and support exam preparation. Choose a topic below to get started.
| 251. |
Most important function of albumin in body is_______________? |
| A. | Oncotic pressure |
| B. | Drug transport |
| C. | Toxic transport |
| D. | Coagulation |
| Answer» B. Drug transport | |
| 252. |
Most effective method of assessing breathing is by measuring____________? |
| A. | Tidal volume |
| B. | Respiratory rate |
| C. | Alveolar ventilation |
| D. | FEV 1 |
| Answer» E. | |
| 253. |
Minimum blood pressure is in_____________? |
| A. | Aorta |
| B. | Arteries |
| C. | Capillaries |
| D. | Venules |
| Answer» E. | |
| 254. |
Mineral essential for Hb synthesis_______________? |
| A. | Copper |
| B. | Sodium |
| C. | Potassium |
| D. | Phosphorus |
| Answer» B. Sodium | |
| 255. |
Middle ear deafness can be tested by_____________? |
| A. | Babinsky test |
| B. | Chvostek test |
| C. | Finger – nose test |
| D. | Weber’s test |
| Answer» E. | |
| 256. |
Menopausal hormonal relations are______________? |
| A. | Lh/FSH increase |
| B. | Gonadotropins increase , estrogens decrease |
| C. | Estrogens and gonadotropins decrease |
| D. | Both increase |
| Answer» C. Estrogens and gonadotropins decrease | |
| 257. |
Meiotic division of male germ cells commence_______________? |
| A. | During intra – uterine life |
| B. | just before birth |
| C. | by around 6 years after birth |
| D. | by around 16 years |
| Answer» E. | |
| 258. |
Megaloblasts are precursors of_____________? |
| A. | Megakaryocytes |
| B. | Norm oblasts |
| C. | Myelocytes |
| D. | Macrocytes |
| Answer» C. Myelocytes | |
| 259. |
Maximum secretory glands in stomach are________________? |
| A. | Fundic glands |
| B. | Pyloric glands |
| C. | Gastric glands |
| D. | Brunner’s glands |
| Answer» B. Pyloric glands | |
| 260. |
Maximum amount of glucose absorption occurs at_______________? |
| A. | PCT |
| B. | DCT |
| C. | Loop of henle |
| D. | None |
| Answer» B. DCT | |
| 261. |
Maximum absorption of bile occurs at_____________? |
| A. | Jejunum |
| B. | Duodenum |
| C. | Ileum |
| D. | Colon |
| Answer» D. Colon | |
| 262. |
Major portion of glomerular filtrate is absorbed in__________________? |
| A. | Loop of Henle |
| B. | Distal convoluted tubule |
| C. | Collecting duct |
| D. | Proximal segment |
| Answer» E. | |
| 263. |
Major basic protein is an important constituent of which leucocyte_____________? |
| A. | Neutrophil |
| B. | Eosinophil |
| C. | Basophil |
| D. | Lymphocyte |
| Answer» C. Basophil | |
| 264. |
Macula dense in kidney is located in relation to______________? |
| A. | PCT |
| B. | DCT |
| C. | Afferent arteriole |
| D. | Efferent arteriole |
| Answer» C. Afferent arteriole | |
| 265. |
Lysis of RBCs are seen in all of the following except__________? |
| A. | Thalassemia |
| B. | Methotrexate therapy |
| C. | Obstructive jaundice |
| D. | Sickle cell anemia |
| Answer» D. Sickle cell anemia | |
| 266. |
Lymphocytes are located in each of the following tissues or organs EXCEPT one. The one exception is______________? |
| A. | Brain |
| B. | Spleen |
| C. | Lymph nodes |
| D. | Thymus gland |
| Answer» B. Spleen | |
| 267. |
Low calcium level will cause_____________? |
| A. | Hyper excitability of wrist muscle |
| B. | Weak heart action |
| C. | Tetanus |
| D. | All of the above |
| Answer» E. | |
| 268. |
Limitation of inspiration by vagal lung inflation signals is called the______________? |
| A. | Autonomic reflex |
| B. | Bainbridge reflex |
| C. | Herring – Breur reflex |
| D. | Dynamic stretch reflex |
| Answer» D. Dynamic stretch reflex | |
| 269. |
Life cycle of RBC is_______________? |
| A. | 12 days |
| B. | 90 days |
| C. | 120 days |
| D. | One month |
| Answer» D. One month | |
| 270. |
Lesions within the basal ganglia produce the following signs except_______________? |
| A. | Hypotonia |
| B. | Tremor |
| C. | Hemiballismus |
| D. | Athetosis |
| Answer» B. Tremor | |
| 271. |
Kussmamul’s respiration occurs in response to_______________? |
| A. | Decrease in pH of blood |
| B. | Increase in pH of blood |
| C. | Obstructive pulmonary disease |
| D. | Carbon monoxide poisoning |
| Answer» B. Increase in pH of blood | |
| 272. |
Isovolumetric relaxation ends immediately after________________? |
| A. | AV Valve closes |
| B. | When ventricular pressure falls below aortic pressure |
| C. | When ventricular pressure falls below atrial pressure |
| D. | None of the above |
| Answer» D. None of the above | |
| 273. |
_________ is an example for rapidly acting neurotransmitter? |
| A. | Somatostatin |
| B. | Calcitonin |
| C. | Substance P |
| D. | Glycine |
| Answer» E. | |
| 274. |
Iron is stored in_______________? |
| A. | RBC |
| B. | Reticule endothelial system |
| C. | Plasma |
| D. | All |
| Answer» C. Plasma | |
| 275. |
Ions participating in clotting mechanism are________________? |
| A. | Iron |
| B. | Copper |
| C. | Calcium |
| D. | Aluminum |
| Answer» D. Aluminum | |
| 276. |
Iodine is primarily important in the biochemical synthesis of______________? |
| A. | ACTH |
| B. | Thyroxine |
| C. | Adrenaline |
| D. | Calcitonin |
| Answer» C. Adrenaline | |
| 277. |
Inulin clearance closely resembles_____________? |
| A. | G.F.R |
| B. | Renal plasma flow |
| C. | Creatinine clearance |
| D. | P.A.H. clearance |
| Answer» B. Renal plasma flow | |
| 278. |
Intracellular and interstitial body fluids have similar______________? |
| A. | Total osmotic pressure |
| B. | Colloid osmotic pressure |
| C. | Chloride ion concentrations |
| D. | Potassium ion concentrations |
| Answer» B. Colloid osmotic pressure | |
| 279. |
Intention tremor is a feature of _______________? |
| A. | Loss of function of Thalamus |
| B. | Loss of function of Hypothalamus |
| C. | Loss of function of cerebellum |
| D. | Loss of function of Basal ganglia |
| Answer» D. Loss of function of Basal ganglia | |
| 280. |
Intensity of sound is measured in________________? |
| A. | Diopters |
| B. | Daltons |
| C. | Decibels |
| D. | Pounds |
| Answer» D. Pounds | |
| 281. |
Insulin increases the activity of___________? |
| A. | HMG. CoA reductase |
| B. | HMG- CoA lyase |
| C. | HMG- CoA synthase |
| D. | Thiolase |
| Answer» B. HMG- CoA lyase | |
| 282. |
Insulin facilitates glucose uptake in____________? |
| A. | Kidney tubules |
| B. | Red blood cells |
| C. | Brain |
| D. | Skeletal muscle |
| Answer» E. | |
| 283. |
Inhibit b hormone has effect on_______________? |
| A. | Sertoli cells |
| B. | FSH |
| C. | Seminiferous tubules |
| D. | Spermatogenesis |
| Answer» C. Seminiferous tubules | |
| 284. |
Infants acquire adult hemoglobin level at_____________? |
| A. | Birth |
| B. | End of 1st year |
| C. | Puberty |
| D. | 4 years |
| Answer» C. Puberty | |
| 285. |
Increased functional demand on the heart produces increased size of the myocardium by _______________? |
| A. | Hyperplasia |
| B. | Hypertrophy |
| C. | Fatty infiltration |
| D. | Increased amounts of fibrous connective tissue |
| Answer» C. Fatty infiltration | |
| 286. |
Increased blood viscosity and slow circulation causes______________? |
| A. | RBC rouleax formation |
| B. | Increased plasma skimming |
| C. | Increased number of RBC in capillaries |
| D. | None |
| Answer» B. Increased plasma skimming | |
| 287. |
Increase in threshold level on applying subthreshold, slowly rising stimulus is known as ___________? |
| A. | Adaptation |
| B. | Accommodation |
| C. | Refractoriness |
| D. | Electrotonus |
| Answer» C. Refractoriness | |
| 288. |
Increase in partial pressure of CO2 leading to release of oxygen to the tissues is________________? |
| A. | Haldane effect |
| B. | Bohr effect |
| C. | Breur effect |
| D. | Hamburger effect |
| Answer» C. Breur effect | |
| 289. |
Increase in carotid sinus pressure produces__________________? |
| A. | Reflex hyperpnea |
| B. | Reflex Hypercapnia |
| C. | Reflex tachycardia |
| D. | Reflex Hypercapnia |
| Answer» C. Reflex tachycardia | |
| 290. |
Inability of exchange of oxygen through lung tissue if known as____________? |
| A. | Anoxic anoxia |
| B. | Anoxia |
| C. | Histotoxic hypoxia |
| D. | Ischemic hypoxia |
| Answer» D. Ischemic hypoxia | |
| 291. |
In which segment of the nephron does tubular fluid has the highest osmolarity ? |
| A. | Henle’s loop |
| B. | Distal tubule |
| C. | Proximal tubule |
| D. | Collecting duct |
| Answer» B. Distal tubule | |
| 292. |
In which of the following diseases would you expect to find an increase in thickness of the respiratory membrane ? |
| A. | Emphysema |
| B. | Asthma |
| C. | Pulmonary artery thrombosis |
| D. | Skeletal abnormalities of the chest |
| Answer» B. Asthma | |
| 293. |
In thyrotoxicosis , there is______________? |
| A. | Decrease in calcium excretion |
| B. | Increase in serum proteins which bind throxine |
| C. | Potentiation of catecholamine action |
| D. | Increase in calcium excretion |
| Answer» D. Increase in calcium excretion | |
| 294. |
In the human kidney, a renal papilla project directly into the_______________? |
| A. | Ureter |
| B. | Major calyx |
| C. | Minor calyx |
| D. | Renal pyramid |
| Answer» D. Renal pyramid | |
| 295. |
IN the adrenal gland, androgens are produced by the cells in the____________? |
| A. | Zona glomerulosa |
| B. | Zona reticularis |
| C. | Zona fasciculata |
| D. | Medulla |
| Answer» C. Zona fasciculata | |
| 296. |
In renal glycosuria, the renal threshold for glucose is_______________? |
| A. | Low |
| B. | High |
| C. | Same |
| D. | Greatly increased |
| Answer» B. High | |
| 297. |
In PHC, which anticoagulant is used to send the blood sample for blood glucose_____________? |
| A. | EDTA |
| B. | Heparin |
| C. | Potassium oxalate+ sodium fluoride |
| D. | Potassium oxalate |
| Answer» D. Potassium oxalate | |
| 298. |
In peripheral tissues which of the following contains substance P______________? |
| A. | Plasma cell |
| B. | Mast cell |
| C. | Nerve terminal |
| D. | Vascular endothelium |
| Answer» D. Vascular endothelium | |
| 299. |
In osmotic diuresis there is_______________? |
| A. | Increase in renal blood flow |
| B. | Increase in glomerular filtration rate |
| C. | Increase in NaCl concentration in urine |
| D. | Decrease in reabsorption of Na Cl |
| Answer» E. | |
| 300. |
In nerve , the magnitude of the action potential overshoot is normally a function of the______________? |
| A. | Magnitude of the stimulus |
| B. | Intracellular potassium concentration |
| C. | extracellular sodium concentration |
| D. | resting membrane potential |
| Answer» D. resting membrane potential | |