If drug X has a half-life (T½) of 2 days (48 hours) and the concentration at 12:00 today was 10 mcg/mL (microgram/mL), what would the expected concentration of drug X be at 12:00 tomorrow?

Which of the following is true of the first stage of infection with Borrelia burgdorferi?

Which macromolecules can be broken down into intermediate products that enter cellular respiration?

A patient has the following blood gas test results “decreased pH, increased pCO2, normal HCO3.” Which condition best describes these results?

A patient with which of the following conditions is most likely to have a decreased platelet count?

I understand this is a new OER course and this is the first semester it is being taught at PTC. The instructor is going to work with the students throughout the semester to improve the quality and content of OER course for future classes. Students will receive extra credit for their assistance. 

Hepatobiliary disease such as obstructive jaundice will show the highest elevations in which enzymes?

Prior to starting kindergarten a 5-year-old little girl is required to have a MMR, IPV, and a DTaP. Which of the following best describes this type of immunity?

Which coagulation testing results would most likely be obtained from a patient with an extrinsic pathway coagulation factor deficiency?

If the mother is Type O and the father is Type AB, what genotypes might their children have?