4901. Most effective method of assessing breathing is by measuring____________?
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A. Respiratory rate

B. Alveolar ventilation

C. Tidal volume

D. FEV 1
4902. Drumstick is found in_______________?
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A. Monocytes

B. Platelets

C. Lymphocytes

D. Neutrophils
4903. Bacteria are most commonly ENGULFED by _________________?
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A. Killer cells

B. Neutrophilic leukocytes

C. Large granular lymphocytes

D. Small lymphocytes

4904. Fluid content of the blood is______________?
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A. Plasma

B. Serum

C. Tissue fluid

D. Water

4905. Serum is______________?
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A. Blood all cellular elements

B. Plasma- fibrin

C. Plasma- clotting factors

D. Blood RBC

4906. What effect does hyperventilation have on the oxygen binding affinity of hemoglobin ?
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A. P 50 decreases and the oxygen affinity increases

B. P50 increase and the oxygen affinity decreases

C. P 50 and oxygen affinity increase

D. P50 and oxygen affinity decrease

4907. Which among the following is also called peak less insulin analog ?
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A. Lente insulin

B. Insulin lispro

C. Insulin glargine

D. Insulin aspart

4908. The glomerular filtration rate of the human kidney may be determined by measuring the plasma clearance of______________?
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A. Urea

B. Glucose

C. Inulin

D. PAH

4909. Increased blood viscosity and slow circulation causes______________?
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A. None

B. Increased number of RBC in capillaries

C. RBC rouleax formation

D. Increased plasma skimming

4910. Vital capacity is decreased, timed vital capacity (FEV 1.0 %) is normal in______________?
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A. Chronic bronchitis

B. Bronchial asthma

C. Scoliosis

D. Acute bronchitis

4911. Clotting factor common to extrinsic and intrinsic pathway is_____________?
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A. Factor II

B. Factor III

C. Factor V

D. Factor VII

4912. Which of the following is not involved in blood clotting ?
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A. Fe+2

B. Fibrinogen

C. Calcium

D. Prothrombin

4913. Erythropoietin is produced in the_______________?
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A. Spleen

B. Liver

C. Kidney

D. Bone marrow

4914. Plasma thromboplastin antecedent is______________?
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A. Anti-hemophiliac B factor

B. Anti-hemophiliac C factor

C. Anti-hemophiliac F factor

D. Anti-hemophiliac A factor

4915. Immunologically active cells are_____________?
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A. Plasma cells

B. R.B.C s

C. MAST cells

D. Eosinophils

4916. Mineral essential for Hb synthesis_______________?
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A. Copper

B. Sodium

C. Phosphorus

D. Potassium

4917. The study of the electrical activity of the muscle is_______________?
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A. Venn diagram

B. ECG

C. EEG

D. EMG
4918. AB group has following agglutinins_______________?
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A. Anti B

B. Anti A & Anti B

C. Anti A

D. Neither anti A nor anti B
4919. In osmotic diuresis there is_______________?
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A. Increase in renal blood flow

B. Increase in NaCl concentration in urine

C. Decrease in reabsorption of Na Cl

D. Increase in glomerular filtration rate

4920. Bronchial circulation is associated with__________________?
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A. Drug absorption

B. Air conditioning

C. Gaseous exchange

D. Reserve volume

4921. Plasma colloid osmotic pressure is due to________________?
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A. Albumin

B. Collagen

C. Globulin

D. Fibrinogen

4922. Tubular maximum for glucose is_____________?
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A. 375 mg/dl

B. 180 mg/dl

C. 375 mg/dl

D. 325 mg/dl

4923. T- lymphocytes play a primary role in_________________?
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A. Activation of complement system

B. Production of Antibodies

C. Immediate Hypersensitivity

D. production of lymphokines and delayed hypersensitivity
4924. The end plate potential is characterized by_____________?
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A. All or none law

B. Propagation

C. Hyper polarization

D. Depolarization
4925. _________ is an example for rapidly acting neurotransmitter?
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A. Glycine

B. Somatostatin

C. Substance P

D. Calcitonin

4926. All are features of skeletal muscle except______________?
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A. Cylindrical

B. Multiple nuclei

C. Transverse striation

D. Centrally placed nuclei
4927. In human the Hb is_______________?
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A. HbA

B. HbH

C. HbS

D. HbM

4928. True about nephron is_____________?
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A. Absorption of water occurs in ascending loop of Henle

B. 60 to 70% of GFR is absorbed in proximal tubule

C. The filtrate reaching distal convoluted tubule is hypertonic with respect to surroundings

D. Na is absorbed actively in descending loop of Henle

4929. The hemoglobin % of a normal newborn is______________?
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A. 30

B. 8

C. 12

D. 10

4930. The transport of CO is diffusion limited because_______________?
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A. Alveolar membrane is less permeable

B. Bind avidly with Hb

C. CO is less absorbed in water

D. Partial pressure of CO is less

4931. Plasma ceruloplasmin alpha 2 globulins is a______________?
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A. alpha 1 globulin

B. alpha 2 globulin

C. beta 1 globulin

D. beta 2 globulin

4932. Serum is blood plasma without_____________?
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A. Blood cells

B. Plasma colloids

C. Fibrinogen

D. Lymphocytes

4933. Maximum amount of glucose absorption occurs at_______________?
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A. None

B. DCT

C. Loop of henle

D. PCT
4934. The work of breathing__________________?
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A. is not affected by respiratory

B. is inversely related to lung compliance

C. remains constant during exercise

D. decreased in lying posture

4935. In which of the following diseases would you expect to find an increase in thickness of the respiratory membrane ?
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A. Asthma

B. Skeletal abnormalities of the chest

C. Pulmonary artery thrombosis

D. Emphysema
4936. Major basic protein is an important constituent of which leucocyte_____________?
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A. Eosinophil

B. Basophil

C. Lymphocyte

D. Neutrophil

4937. A motor unit is made up of______________?
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A. All the motor neurons in which response are observed after maximal stimulation of a single sensory nerve

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

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

D. A flexor muscle and an extensor muscle

4938. An important non- respiratory function of lungs is_____________?
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A. Ca+2 balance

B. Anion balance

C. Sodium balance

D. Potassium balance

4939. The half-life of plasma Albumin is approximately___________________?
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A. 90 days

B. 20 days

C. 60 days

D. 7 days

4940. Secondary granules of neutrophils contain______________?
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A. Nucleosidase

B. Myeloperoxidase

C. Lactoferrin

D. Catalase

4941. Oxygen dissociation cure is shifted to the right in all except_____________?
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A. Rise in temperature

B. HbF

C. Fall in pH

D. Increase of 2, 3 3 DPG

4942. Diuresis is caused by______________?
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A. All of the above

B. Glycerol

C. Urea

D. Mannitol

4943. Histiocytes are_____________?
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A. Allergic cells

B. Leukocytes

C. Scavenger cells

D. Released in immunologic response

4944. Which of the following vitamins is necessary for maturation of blood precursor cells________________?
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A. Cyano cobalamine

B. Riboflavin

C. Vit- A

D. Thiamine

4945. AB blood group antigen are known as ________ factors?
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A. Landsteiner

B. Lutheran

C. Duffy

D. Rhesus

4946. Renin is released from the kidney in all except________________?
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A. Fall in the BP

B. Decrease in the concentration of sodium ions in the proximal tubules

C. Sympathetic stimulation

D. Decrease in the concentration of sodium ions in the distal tubules

4947. Which of the following statements about pulmonary surfactant is false ?
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A. It increases surface tension

B. It prevents collapse of smaller alveoli

C. It is secreted by Type II pneumocytes

D. It contains lecithin and sphingomyelin

4948. The percentage of body water is greater in_______________?
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A. Obese than in lean individuals

B. Male than in females

C. Children than in adult

D. old than in young objects

4949. The following electrodes are used to detect the muscle activity without pain_________________?
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A. Hook electrode

B. Surface electrode

C. Round electrode

D. Needle electrode

4950. Alveolar O2 tension is______________?
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A. Similar to venous O2 tension

B. Decreased by hyperventilation

C. Not affected by respiratory depression

D. Increased by hyperventilation