The heart rate displayed by an ECG monitor (based on counting R waves) is highly accurate and can be relied upon.

An anticholinergics, such as atropine, are sometimes used as a premedication. It might be partiuclarly useful before an ophthalmic surgery because of which one of these effects?

The correct oxygen flow rate (based on my recommendations) for a 2 kg patient on a nonrebreathing semiopen circuit such as a Mapleson D circuit would be which one of the following?

When ausculting the heart on a young healthy dog you notice that the heart rate varies slightly, it increases as the dog inhales and decreases between breaths. There are no noticeable differences in pulse quality and there is a pulse with every heart beat. This is most likely which one of the following?

Which image shows the chromosomal makeup of a daughter cell at the end of meiosis I?

Some herbicides (plant killers) work by interrupting the flow of electrons in Photosystem I.  What would be the immediate effect of applying the herbicide?

This is your chance to tell me about something you studied, but I didn’t ask about on the exam.  You must give a definition, explain a concept, etc.  Don’t just tell me the topic.  You must provide two points’ worth of information to get credit, and it has to be something that wasn’t on the exam.  If you’re not sure, just give it a shot, don’t leave it blank!

Which of the following molecules would you find involved in the initiation step of transcription?  Select all that apply.

Color blindness is an X-linked recessive disorder.  A woman with normal color vision, whose father was colorblind, marries a man with normal color vision.  If the woman and man have a son, what is the chance that he will be colorblind?

Which of the following correctly matches a macromolecule with its respective monomer?