A woman reports to the emergency department following a work…

A woman reports to the emergency department following a work accident where a filing cabinet fell on her.  Her symptoms include right arm pain and weakness.  Specifically, she is able to flex/extend/hyperextend her fingers and wrist, but she struggles to flex the elbow, flex the shoulder, or supinate the antebrachium.  What nerve is likely damaged?

A genetic counselor is constructing a pedigree for a family…

A genetic counselor is constructing a pedigree for a family where the disease status is currently unknown, but a particular female is known to carry the disease gene, although she does not express the trait herself. Which symbol should the counselor use to denote this individual in the pedigree?