How does a diaphragm prevent pregnancy?
a.
it releases spermicide into the uterus to keep sperm from fertilizing eggs.
b.
it produces hormones that keep a woman's ovaries from releasing eggs.
c.
it covers the penis to keep it from releasing sperm into the vagina.
d.
it blocks the cervix in order to keep sperm from entering the uterus.

Christopher came down with chicken pox after spending time in his child’s day care. the chicken pox represents what link in the chain of transmission in this scenario?

Match each nutrition monitoring survey to its description. csfii nfcs nhanes what we eat in america

A62-year-old man is being treated for an acute myocardial infarction. he originally came to the ed with substernal chest pain and diaphoresis. given his risk factors of hypertension, diabetes, tobacco use, and family history, he is considered high risk. an ecg in the ed reveals a left-bundle branch pattern, and cardiac enzymes are elevated slightly. after a focused evaluation in the ed, the patient receives iv thrombolytics. although his bundle branch pattern never resolves, the patient is chest pain-free and haemodynamically stable after thrombolysis. two days later, however, the patient reports episodes of recurrent chest discomfort and shortness of breath overnight. in evaluating for potential myocardial reinfarction, which of the following is the most appropriate diagnostic test? - creatinine kinase- dynamic ecg changes- lactate dehydrogenase- myoglobin levels- troponin i level