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In the fetal circulation, the _______ is the opening in the atrial septum that allows blood to pass from the right atrium to the left atrium. 

CNS tumors are the most common pediatric tumor. 

What tumor type arises from the cells that produce myelin?

Invasive ductal carcinoma is characterized by small cells that infiltrate the surrounding tissues in a single-file pattern.

Breath hold techniques may be used for patients undergoing breast irradiation to:

Whole breast radiation is typically delivered with a dose of:

Axillary lymph nodes are divided into 3 levels based on their location with respect to the pectoralis major muscle. 

Which of the following breast surgeries leave the axillary lymph nodes undisturbed? a. Radical mastectomy b. Total mastectomy c. Modified radical mastectomy d. Lumpectomy

The inferior border of traditional whole brain fields is typically placed at:

ID matching: thoracic/abdominal veins