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Mcqs MBBS Exams India
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(Single Best Answer) Question 291: Widening of C-loop of the duodenum on X-ray is diagnostic of ?
A) Calculus in ampulla of vater
B) Carcinoma of head of pancreas
C) Chronic pancreatitis
D) Periampullary carcinoma
Answer (Select an option above to get the answer):
(Single Best Answer) Question 292: Bird's beak appearance of distal oesophagus on a barium swallow is seen in ?
A) Achalasia cardia
B) Carcinoma of oesophagus
C) Hiatus hernia
D) Reflux oesophagitis
Answer (Select an option above to get the answer):
(Single Best Answer) Question 293: The tissue which is least affected by radiation is ?
A) Cartilage
B) Gastrointestinal tract
C) Gonads
D) Lymphocytes
Answer (Select an option above to get the answer):
(Single Best Answer) Question 294: One gray of radiation is equal to ?
A) 1 rad
B) 10 rad
C) 100 rad
D) 1000 rad
Answer (Select an option above to get the answer):
(Single Best Answer) Question 295: The first sign after radiation treatment is ?
A) Necrosis
B) Erythema
C) Deep Ulcer
D) Burns
Answer (Select an option above to get the answer):
(Single Best Answer) Question 296: All of the following tumors of skin are radiosensitive, except ?
A) Squamous cell carcinoma
B) Basal cell carcinoma
C) Cutaneous lymphoma
D) Malignant melanoma
Answer (Select an option above to get the answer):
(Single Best Answer) Question 297: Radioactive Cobalt emits ?
A) Alpha rays
B) Beta rays
C) Gamma rays
D) Neutrons
Answer (Select an option above to get the answer):
(Single Best Answer) Question 298: Most radiosensitive among the following is ?
A) Carcinoma of Ovary
B) Carcinoma of Kidney
C) Carcinoma of Pancreas
D) Carcinoma of Cervix
Answer (Select an option above to get the answer):
(Single Best Answer) Question 299: Half - life of Technetium 99 is ?
A) 2 hours
B) 6 hours
C) 12 hours
D) 24 hours
Answer (Select an option above to get the answer):
(Single Best Answer) Question 300: Maximum penetration is seen with ?
A) Alpha particles
B) Beta particles
C) Gamma particles
D) Electron Beam
Answer (Select an option above to get the answer):

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