
Meckel's diverticulum most commonly presents as:A. Gastrointestinal bleeding.
B. Obstruction.
C. Diverticulitis.
D. Intermittent abdominal pain.


A 19-year-old married white female complains of vaginal discharge, odor, and itching. Speculum examination reveals a homogeneous yellow discharge, vulvar and vaginal erythema, and a "strawberry" cervix.
The most likely diagnosis is:
A) candidal vaginitis.
B) bacterial vaginosis.
C) trichomonal vaginitis.
D) chlamydial infection.
E) herpes simplex type 2.
Answer
A 20-year-old develops weakness accompanied by difficulty in relaxation that is most pronounced in the hands and feet. Muscle biopsy demonstrates prominent ring fibers, centrally located nuclei, chains of nuclei, and disorganized sarcoplasmic masses. This condition been associated with a mutation on which of the following chromosomes?

A. X
B. Y

C. 4
D. 5
E. 19


Conservative septoplasty is:
a)surgical correction of deviated septum above 17 years
b)surgical correction of deviated septum below 17 years
c) closed reduction of fractured septum by ash's forceps
Answer

Which of the following statements is true about thyroid hormone (TH)?
A. T3 is the most active molecule in TH
B. Iodine for TH synthesis is taken up by active transport into the thyroid gland
C. TH is transported in the blood in protein-bound and free forms.
D. All of the above
Answer
Multiple endocrine neoplasia (MEN) syndromes:
A. Are conditions with predominantly autosomal recessive inheritance


B. Are usually associated with a worse prognosis than respective conditions occuring sporadically
C. Medullary carcinoma of the thyroid is typically a component of MEN type I
D. Loss of tumor supressor gene linked to parathyroid lesions in these syndromes may also occur in parathyroid adenomas occuring sporadically
E. Pheochromocytoma is typically a component of MEN type I
click for answer