Operable

Either of two (upper and lower) openings in the chest.

The hole in the left atrium of the heart where the pulmonary vein enters.

An aperture or hole leading into something, especially a bodily cavity.

A response format that allows a respondent to answer using their own knowledge and/or feelings, without specified response categories.

A published specification for storing digital data that is freely distributed and available to be used and implemented by anyone.

Surgery to remove part or all of an organ or a tumor and nearby lymph nodes. The incision is large enough to…