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Mcqs MBBS Exams India
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(Single Best Answer) Question 451: Which one of the following is not a characteristic of tuberous sclerosis ?
A) Seizures
B) Adenoma sebaceum
C) X-linked recessive inheritance
D) Shagreen patches
Answer (Select an option above to get the answer):
(Single Best Answer) Question 452: The 'a' wave of jugular venous pulse is produced by ?
A) Atrial relaxation
B) Atrial systole
C) Atrial diastole
D) Rapid venous filling
Answer (Select an option above to get the answer):
(Single Best Answer) Question 453: The causes of hypokalemia include the following except ?
A) Tamoxifen therapy
B) ACTH producing tumors
C) Non-bilious vomiting
D) Diabetic ketoacidosis
Answer (Select an option above to get the answer):
(Single Best Answer) Question 454: What is the best and most sensitive investigation for hypothyroidism ?
A) TSH levels
B) TRH levels
C) T3, T4 levels
D) Radioactive I2 uptake
Answer (Select an option above to get the answer):
(Single Best Answer) Question 455: Clinical signs and symptoms in tetanus are a result of ?
A) Endotoxins
B) Exotoxins fixed to motor nerve endplates
C) Circulating exotoxins
D) Both endotoxins and exotoxins
Answer (Select an option above to get the answer):
(Single Best Answer) Question 456: Alveolar arterial O2 tension decreases in all of the following except ?
A) Diffusion Defect
B) Right to Left shunt
C) Hypoventilation
D) Ventilation perfusion abnormality
Answer (Select an option above to get the answer):
(Single Best Answer) Question 457: Caisson's disease is due to ?
A) Fat embolism
B) Gas embolism
Answer (Select an option above to get the answer):
(Single Best Answer) Question 458: Which of the following inotropics is the drug of choice in right heart failure ?
A) Amrinone
B) Digoxin
C) Dobutamine
D) Milrinone
Answer (Select an option above to get the answer):
(Single Best Answer) Question 459: Hyperpyrexia is caused by all except ?
A) Cocaine
B) Alcohol
C) Amphetamine
Answer (Select an option above to get the answer):
(Single Best Answer) Question 460: Orthotolidine test ?
A) Chlorine
Answer (Select an option above to get the answer):

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