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Extra credit: Review question: Identify one disease/illness/disorder that can be diagnosed using hematocrit values: ________________________.

Use the dropdown lists to fill in the following blanks: Cardiomyocytes conduct action potentials to neighboring cardiomyocytes through [1]. The electrical conduction system structure(s) responsible for conducting action potentials throughout the outer walls of the ventricles is/are [2]. 

Multiple select (Choose ALL that apply): Which of the following blood vessels transports unfiltered blood?

Multiple select. Choose all that apply: You have a patient admitted to the hospital who’s diagnosed with mitral valve prolapse. Which of the following are possible consequences of this condition?

The phase of the cardiac cycle shown in the figure above is (LOOK at the figure and what’s going on. Don’t overthink this!)

Using the dropdown lists below, identify the direction of the pressure gradients in this phase of the cardiac cycle: Pressure in the ventricle is [1] pressure in the atrium. Pressure in the ventricle is [2] pressure in the aorta.

Extra credit: Fill in the blank: Identify one specific disease that could lead to hypoventilation. No abbreviations will be accepted.

Why is urine (filtrate) buffered?

Potassium is exchanged for _____ across the renal tubular epithelium to be secreted.

The red blood cell (RBC) above is disc shaped (shown cut in half in the figure above for reference) such that the center of the cell’s membrane narrows inward (‘pinches in’) and the edges are wider. This increases the surface area of the cell. Why is that important for RBC function?