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【单选题】
What is the mascot for the Republican Party?A.
A bull
B.
A donkey
C.
An eagle
D.
An elephant
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【单选题】A 43-year-old man has complained of mild burning substernal pain following meals for the past 3 years. Upper GI endoscopy is performed and biopsies are taken of an erythematous area of the lower esoph...
A.
Dysplasia
B.
Hyperplasia
C.
Carcinoma
D.
Ischemia
E.
Metaplasia
【单选题】A 68-year-old man from Birmingham, England, has had "heartburn"and substernal pain after meals for 25 years. For the past vear, he has had increased pain with difficulty swal- lowing both liquids and ...
A.
Adenocarcinoma
B.
Carcinoid tumor
C.
Leiomyosarcoma
D.
Non-Hodgkin lymphoma
E.
Squamous cell carcinoma
【单选题】A 68-year-old man from Birmingham, England, has had “heartburn” and substernal pain after meals for 25 years. For the past year, he has had increased pain with difficulty swallowing both liquids and s...
A.
Adenocarcinoma
B.
Carcinoid tumor
C.
Leiomyosarcoma
D.
Non-Hodgkin lymphoma
E.
Squamous cell carcinoma
【单选题】A 60-year-old man presents with a 5-week history of difficulty swallowing. Physical examination is unremarkable. Upper endoscopy shows a large mass in the upper third of the esophagus. A biopsy is sho...
A.
Adenocarcinoma
B.
Glandular metaplasia
C.
Malignant melanoma
D.
Squamous cell carcinoma
E.
Transitional cell carcinoma
【单选题】A 68-year-old woman has had substernal pain after meals for many years. For the past year, she has had increased difficulty swallowing liquids and solids. On physical examination, there are no remarka...
A.
Adenocarcinoma
B.
Leiomyosarcoma
C.
Squamous cell carcinoma
D.
Non-Hodgkin lymphoma
E.
Carcinoid tumor
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