A muscle biopsy, in which a small portion of a muscle is removed and analyzed, can provide an estimate of the proportion of Type I and Type 2 muscle fibers in a person’s muscles. Imagine you are a health care provider and a parent asks you to perform a muscle biopsy of their 4 year old’s quadriceps (thigh muscle) to determine what sports they should start.  The two questions that follow relate to this scenario.  

When your parasympathetic nervous system is activated, which of the following receives the most blood?

BMI is a mathematical comparison of a person’s height and weight.  Which is a more appropriate use of BMI?

The figure below shows a model of cardiac output when a person is [status].  As you can see, not all organs are shown, thus percentages will not add to 100. Based on this model about [muscles]L is going to the muscles each minute while about [pulmonary]L is going to the pulmonary circuit each minute.  

When a person exercises, which of the following changes can happen in their muscles? (select all that apply) Hint: there are multiple correct answers

Trypsin is most active in the [location], where it digests [macromolecule].

Which of the following is true based on the nutrition label below:

At what point does a tumor form?  

Which statement about the G1 checkpoint of the cell cycle is TRUE?

What is the proper procedure for handling liquid acids and bases spills on the lab bench for the following?