3. Mr. Michael Brown, a 20-year-old male tennis player crashes into a fence trying to chase a ball he thought he could catch up to during an important match. His right knee sustains the brunt of injury. Physical examination reveals edema and decreased range of motion of the knee in flexion and extension. Magnetic resonance imaging (MRI) is performed and reveals dislocation of the joint. No pulse is palpable behind the knee joint. What is the most likely explanation for this finding?
a. Anterior tibial artery rupture
b. Peroneal artery hematoma
c. Popliteal artery spasm
d. Posterior tibial artery hematoma
e. Superficial femoral artery spasm
4. Ms. Emily Davis, a 25-year-old woman found a lump in her right breast on self-examination. She has no family history of breast cancer. The lump is freely mobile and well circumscribed. What is the best option to evaluate a breast mass in a young female?
a. Biopsy
b. Mammography
c. Testing for breast cancer (BRCA) gene
d. Ultrasound
e. Watchful waiting
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