2471 . In normal adults, Which of the following is not a function of spleen__________.
A. Removal of senescent RBCs
B. Removal of particular antigen
C. Extramedullary hematopoiesis *
D. Development of effector T cells
2472. Factor associated with increased relative risk of breast cancer include all except _______.
A. Nulliparity
B. Menopause before 40 *
C. Fibrocystic disease with epithelial proliferation
D. Early menarche
2473. What is not true about adjuvant cytotoxic chemotherapy in invasive breast cancer ________.
A. Increases survival of node positive perimenopausal women
B. Increases survival of node negative perimenopausal women
C. Increases survival of node positive postmenopausal women.
D. All are true *
2474. Tamoxifen use in breast cancer causes all except ________.
A. Decreases recurrence in affected breast
B. Decreases incidence in contralateral breast
C. Increase in incidence of endometrial cancer
D. Increased incidence of myocardial infarction. *
2475. The best single laboratory test to know thyroid function is _______.
A. Total T4
B. Total T3
C. TSH *
D. T3 Uptake
2476. Chronic lymphocytic thyroiditis is associated with all except _________.
A. Hyperthroidisim
B. Hypothyroidism
C. Increased transformation to papillary carcinoma *
D. Increased incidence of lymphoma
2477. Thyroid storm is treated with all except _______.
A. Propranolol
B. Propylthiouracil
C. Salicylates *
D. Sodium Iodide
2478. All of the following statements regarding thyroid anatomy are correct except ________.
A. Middle thyroid vein drain to internal jugular vein
B. Throid in artery arises from innominate artery
C. Superior thyroid artery arises from external carotid
D. Interior thyroid artery arises from common carotid *
2479. What is not true of papillary carcinoma of thyroid________.
A. Commonly metastasizes to paratracheal node
B. Older patients have worse prognosis than younger patients
C. Lymph node metastasis common in older patients *
D. Tall cell variant has worse prognosis
2480. Which of the following is false about pheochromocytoma ________.
A. Secrete catecholamine
B. 50% are malignant *
C. In men , inheritance is autosomal dominant
D. May occur in neck,chest,brain