If untreated, OSA can lead to hypertension, ____, sudden cardiovascular death, and increased risk for brain infarction.

Which of the following statements about good manners is most correct?

A) Rules of good manners vary in different societies. B) Rules of good manners are fairly universal globally. C) Rules of good manners do not change over time. D) Rules of good manners are based on human instinct.

The ________ antigen is a protein first discovered on red blood cells of the Rhesus monkey. It is important for women to know if they are positive or negative for this protein.

Fill in the blank(s) with the appropriate word(s).