MSSK EMQ MCQ

A patient with advanced bladder carcinoma suffers from difficulty while walking. Examination reveals weakened adduction of the right thigh. This nerve that supplies the

• Obturator externus

• Tibialis anterior

• Adductor magnus

• Semintendinosus

CT scan examination of a patient presenting with complaints of a painful knee & difficulty in walking, reveals a very large cyst in the popliteal fossa compressing the tibial. This muscle is most likely to be involved.

• obturator externus

• tibialis anterior

• semitendinosus

• adductor magnus

This is the prominent osteophyte at distal interphalangeal joint.

• Heberden node

• Bouchard node

• Swan neck deformity

• Boutounniere deformity

Impingement of spiral foramina by osteophytes can cause this clinical feature.

• Neurological deficit

• Dysplastic nevus

• Muscle atrophy

• Muscle spasm

A 59 y/o man, a known case of carcinoma of stomach, was also noted to have hyperpigmented verrucous plaques lesions over the back of neck & axillary folds.

• Acanthosis nigricans

• Dysplastic nevus

• Seborrheic keratosis

• Systemic Lupus Erythematosus

A 77 y/o man has a lesion on his right side of his face. The lesion enlarged slowly over the past 5 years. On examination, the 3 cm lesion has irregular border, variegated brown to black pigmentation & bleeding.

• Seborrheic keratosis

• Acanthosis nigricans

• Dysplastic nevus

• Ephelis

10 y/o girl has flat, uniform black skin lesion measuring about 2cm on right buttock

• Freckle (ephelis)

• Seborrheic keratosis

• Acanthosis nigricans

• Xeroderma pigmentosa

73 y/o man has a demarcated uniform brown pigmented papule over the trunk for 20 years, which is slowly enlarging. He was told by his doctor that he has the most common benign epidermal tumor.

• Seborrheic keratosis

• Acanthosis nigricans

• Dysplastic nevus

• Scalded skin syndrome

This substance promotes the activation of immune system.

• interleukin

• fibronectin

• hydroxycloroquine

• toxoid

This is an opsonin that helps in phagocytosis.

• interleukin

• fibronectin

• toxoid

• immune serum globulin