A52-year-old woman is admitted with dyspnea and discomfort in her left chest with deep breaths. she has smoked for 35 years and recently lost over 10 lbs.
her vital signs on admission are: hr 112, bp 138/82, rr 22, tympanic temperature 36.8° c (98.2° f), and oxygen saturation 94%. she is receiving oxygen at 2 l via a nasal cannula.

which vital sign reflects a positive outcome of the oxygen therapy?
1. temperature: 37° c (98.6° f)
2. radial pulse: 112
3. respiratory rate: 24
4. oxygen saturation: 96%
5. blood pressure: 134/78

Mr. wayne is a 38-year-old man with a significant history of elevated cholesterol levels. his father died at age 42 from a massive heart attack secondary to elevated cholesterol and triglycerides, and two of his older siblings are currently taking medications to lower their cholesterol levels. mr. wayne makes an appointment to discuss his risk for hypercholesterolemia. the nurse recognizes that mr. wayne is at risk for familial hypercholesterolemia because this is an autoomal dominant inherited condition. a. describe the pattern of autosomal dominant inheritance. b. mr. wayne asks what chance his children have of developing familial hypercholesterolemia. how should the nurse respond? c. explain the phenomenon of penetrance observed in autosomal dominant inheritance.