7001. Aldosterone production is controlled by _____________?
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A. Hypothalamus

B. Posterior pituitary gland

C. Adrenal gland

D. Anterior pituitary gland
7003. Enzymes, which play an important role in calcification are______________?
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A. Alkaline phosphatase and catalase

B. Enolase and Calcitonin

C. Alkaline phosphatase and pyrophophatase

D. Pyrophosphatase and carbonic anhydrase

7005. Arterial O2 content is reduced in one of following ______________?
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A. Anemic hypoxia

B. Hypoxic or arterial hypoxia

C. Stagnant hypoxia

D. Histotoxic hypoxia

7006. Peristalsis in the gut is due to ______________?
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A. Simultaneous action of circular and longitudinal muscles

B. Mecharical distension

C. Extrinsic nervous influence

D. Preperistalitic intestinal secretion

7007. Not true about T3 and T4 is______________?
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A. T3 more potent than T4

B. Absorption of T4 is more than T3

C. T4 binds to prealbumin

D. Concentration of T4 is more than T3

7008. Urine urobilinogen is absent in_______________?
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A. All of the above

B. Viral hepatitis

C. Hemolytic jaundice

D. Obstructive jaundice
7009. Deficiency of cortisol causes_______________?
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A. Graves disease

B. Addison disease

C. Acromegaly

D. Cushing syndrome

7011. What is true about pneumothorax ?
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A. The concentration of surfactant is reduced in alveoli

B. Increased lung compliance

C. Total chest wall diameter is increased

D. Interpleural pressure becomes more negative

7012. Negative BMR is observed with______________?
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A. Pituitary disturbance

B. Thyroid disturbance

C. Parathyroid

D. All of the above

7014. Stomach accommodates the meal by______________?
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A. Deceptive relaxation

B. Receptive relaxation

C. Reactive relaxation

D. None of the above

7017. Which of the following statements about the action of the somatomedin is true ?
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A. They inhibit protein synthesis

B. They antagonize the effect of insulin

C. They mediated the local effects of Somatostatin

D. They promote growth of bone and cartilage
7019. Removal of parathyroid gland produces the following changes EXCEPT_________________?
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A. Decrease in plasma phosphate level

B. Decline plasma calcium level

C. hypo calcemic tetany

D. Neuromuscular hyperexcitability

7020. Bilirubin is conjugated with which of the following ?
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A. Glutamine

B. Glycine

C. Glucuronic acid

D. Acetyl CoA

7022. Trousseaus sign and chovsteks sings are positive in___________?
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A. Hyperparathyroidism

B. Hyperthyroidism

C. Hypothyroidism

D. Hypoparathyroidism
7023. Bone metabolism is controlled by ____________?
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A. Parathormone

B. Calcitonin

C. Vit D & Calcium

D. All of the above
7024. Gastro intestinal hormone in the following is_______________?
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A. Ptyalin

B. Pepsin

C. Cholecystokinin

D. Trypsin

7026. Trypsin is an activator of all of the following enzymes EXCEPT_______________?
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A. Proelastase

B. Procolipase

C. Pepsinogen

D. Chymotrypsinogen

7027. The receptors for parathyroid hormone are present in______________?
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A. Cartilage

B. Osteoblasts

C. Periosteum

D. Osteoclasts
7028. Muscle of expiration____________?
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A. Internal intercostals

B. Diaphragm

C. External intercostals

D. Rcti Abdominis

7029. In cases of hypercapnia there is_______________?
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A. Increased pH of blood

B. Remains same

C. Decreased pH of blood

D. Increased oxygen concentration in blood

7030. Oxygen as an emergency drug is contraindicated in______________?
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A. Asthma

B. Hyperventilation

C. Anaphylaxis

D. COPD

7031. The decreased phosphate level seen in hyper parathyroidism is due to ________________?
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A. Decreased intestinal phosphate absorption

B. Increased calcium excretion

C. Decreased renal phosphate absorption

D. Increased loss of phosphate in urine

7032. Kussmamuls respiration occurs in response to_______________?
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A. Decrease in pH of blood

B. Increase in pH of blood

C. Carbon monoxide poisoning

D. Obstructive pulmonary disease

7036. Upstroke of action potential would lead to________________?
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A. Cell interior becomes more negative

B. Net current in an outward direction

C. Cell interior becomes less negative

D. None of the above

7037. Delta waves of Electroencephalogram have frequency of ______________?
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A. More than 14 cycles per second

B. Between 8 and 13 cycles per second

C. Less than 3.5 cycles per second

D. Between 4 and 7 cycles per second

7039. DOPA and 5 Hydroxytryptophan are clinically important because______________?
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A. They cross Blood Brain Barriers

B. They act as neuromodulators

C. They are metabolites of various neurogentic amines .

D. They are acidic precursors of Brain amines

7042. Contractile element in myofibril is_______________?
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A. Sarcomere

B. Sarcoplasm

C. A line

D. H band

7044. The only fixed cell of the connective tissue_______________?
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A. Mast cell

B. Neutrophils

C. Histiocyte

D. Lymphocyte

7045. Serum is______________?
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A. Blood RBC

B. Plasma- fibrin

C. Plasma- clotting factors

D. Blood all cellular elements

7047. Succinyl choline acts to block neuromuscular transmission by_______________?
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A. Inhibiting cholinesterase

B. Depolarizing the motor end plate of skeletal muscle

C. Inhibiting the CNS

D. Blocking the release of acetyl choline at the end plate

7049. Patient with anemia tends to have all, except________________?
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A. A low PO2 in arterial blood

B. Pallor of mucous membranes

C. Increased incidence of heart murmurs

D. Compensatory increase in cardiac output

7050. Brocas area is concerned with______________?
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A. Comprehends language not speaking

B. Is the confluence of somatic , auditory and visceral areas

C. Word formation

D. Present in posterior part of temporal lobe