7151. The major sign of hypoventilations_____________?
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A. Hypercapnia

B. Hypoxia

C. Dyspnea

D. Cyanosis

7152. The function common to neutrophils, monocytes & macrophages is______________?
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A. Liberation of histamine

B. Destruction of old erythrocytes

C. Phagocytosis

D. Immune response

7153. Albumin is_____________?
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A. Nucleo protein

B. Phospho protein

C. Chromo protein

D. Simple protein
7154. Most important function of albumin in body is_______________?
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A. Coagulation

B. Oncotic pressure

C. Toxic transport

D. Drug transport

7155. Which of the following is not true about axonotmesis ?
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A. Impairment of both sensory and motor function

B. Wallerian degeneration

C. Intact neural sheath is not present

D. Reversible loss, which will be regenerated i 6-8 wks

7156. Hemoglobin has______________?
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A. Four heme molecules and four polypeptide chains

B. Four heme molecules, 2? and 2? chains

C. One heme and one globin molecule

D. Four polypeptide chains, 2?, 1?,1? chain

7157. Which of the following is not involved in blood clotting ?
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A. Fibrinogen

B. Fe+2

C. Calcium

D. Prothrombin

7159. What is the glomerular filtration rate ?
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A. 150 ml/min

B. 175 ml/min

C. 100 ml/min

D. 125 ml/min
7160. A patient with A ve blood group can receive blood from_______________?
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A. Positive donor

B. AB positive donor

C. A negative donor

D. B negative donor

7162. The function of vitamin K is______________?
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A. Prothrombin formation

B. Fibrin formation

C. Thrombin formation

D. Thromboplastin formation

7163. Citrate is a useful anticoagulant because of its ability to_____________?
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A. Chelate calcium

B. Bind vitamin K

C. Bind factor XII

D. Buffer basic groups of coagulation factors

7164. Phagocytosis in the CNS is done by _______________?
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A. Schwann cells

B. Oligocytes

C. Astrocytes

D. Microglia
7165. Potassium is maximum in_____________?
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A. Interstitium

B. Bone

C. Plasma

D. Cell
7166. Which of the following cell type is not a precursor of erythrocyte____________?
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A. Myeloblast

B. Reticulocyte

C. Norm oblast

D. PR erythroblast

7167. The end plate potential is characterized by_____________?
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A. Hyper polarization

B. Propagation

C. All or none law

D. Depolarization
7168. Voluntary movement of eye ball is controlled by______________?
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A. Cerebellum

B. Superior colliculus

C. Visual cortex area

D. Frontal eye field

7169. Formation of a small volume of concentrated urine in dehydration is associated with____________?
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A. More reabsorption in the PCT

B. More concentration in loop of Henle

C. More reabsorption of DCT and collecting ducts

D. All of these
7173. Thromboxane is produced mainly by _______________?
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A. Vascular endothelium

B. Platelets

C. Liver

D. Damaged tissue

7174. Life cycle of RBC is_______________?
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A. 120 days

B. 90 days

C. 12 days

D. One month

7175. AB blood group antigen are known as ________ factors?
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A. Landsteiner

B. Rhesus

C. Lutheran

D. Duffy

7176. Group B fibers are present in_____________?
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A. Spinothalamic tracts

B. Golgi tendon apparatus

C. Autoonomic preganglionic fibers

D. Intrafusal fibers of the muscle spindle

7177. A motor unit is made up of______________?
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A. A flexor muscle and an extensor muscle

B. A single motor neuron and all the muscle fibers it innervates

C. A single skeletal muscle and all the motor peurons that supply it

D. All the motor neurons in which response are observed after maximal stimulation of a single sensory nerve

7178. Stimulating mechanoreceptors or nociceptors in mouth triggers the_______________?
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A. Jaw clenching reflex

B. Jaw gnashing reflex

C. Jaw opening reflex

D. None of the above

7180. In PHC, which anticoagulant is used to send the blood sample for blood glucose_____________?
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A. Potassium oxalate

B. EDTA

C. Heparin

D. Potassium oxalate+ sodium fluoride
7181. Iron is stored in_______________?
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A. Plasma

B. Reticule endothelial system

C. RBC

D. All

7182. Plasma thromboplastin antecedent is______________?
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A. Anti-hemophiliac C factor

B. Anti-hemophiliac F factor

C. Anti-hemophiliac A factor

D. Anti-hemophiliac B factor

7184. The first physiological response to high environmental temperature is_______________?
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A. Decrease heat production

B. Non- shivering thermogenesis

C. Sweating

D. Vasodilatation
7185. Functional unit of kidney is______________?
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A. Glomerulus

B. Collecting ducts

C. Loop of Henle

D. Nephron
7186. To preserve blood for transfusion later______________?
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A. Add solution of calcium chloride

B. Dilute with equal volume of 0.9% saline

C. Add solution of sodium citrate

D. Add fibrinogen

7188. The renal threshold for glucose is_______________?
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A. 80 mg/dl

B. 100 mg/dl

C. 180 mg / dl

D. 120 mg/dl

7189. Tissues with least regenerative potential is________________?
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A. Nerve

B. None of the above

C. Cardiac muscle

D. Skin

7191. Renin secretion is stimulated by all except_____________?
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A. Cardiac failure

B. Sympathetic stimulation

C. Low Na+ in proximal tubule

D. High Na+ in proximal tubule
7192. Lysis of RBCs are seen in all of the following except__________?
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A. Obstructive jaundice

B. Thalassemia

C. Sickle cell anemia

D. Methotrexate therapy

7193. Most of the sodium is reabsorbed in_____________?
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A. Loop of henle

B. Vasa recta

C. PCT

D. DCT

7194. A decrease in the urine output is called_____________?
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A. Plyuria

B. Oliguria

C. Dysuria

D. Nocturia

7195. Erythropoietin is produced in the_______________?
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A. Kidney

B. Spleen

C. Liver

D. Bone marrow

7196. Receptors for olfactory sensation are present in ______________?
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A. None of the above

B. Nasal septum

C. Lateral walls

D. Lateral wall and nasal septum above superior concha
7198. During inspiration when the diaphragm contracts, the intrapleural pressure becomes_____________?
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A. Less negative

B. Equal to the intra alveolar pressure

C. Positive

D. More negative
7200. Meiotic division of male germ cells commence_______________?
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A. by around 6 years after birth

B. During intra uterine life

C. by around 16 years

D. just before birth