For the following ECG strips, determine the rhythm rate using the 1500 method. (show work on scratch paper) Capture(3).PNG 

Which of the following influences the volume of dissolved gas that moves into a diver’s tissues during a deep dive? I. Solubility of the gas in the tissues II. The partial pressure of the gas III. The hydrostatic pressure in the tissue

Which exhibits the highest percent of change during exercise to increase the cardiac output? I.  Blood Pressure II. Stroke volume III. Heart rate

At 66 feet below the surface of the water, what would the pressure equal expressed in mm Hg?

During exercise, how much variation would be expected to occur in the systolic blood pressure?

How might hyperventilation prior to a breath hold dive allow the diver to extend the duration of the dive?

Which of the following are clinical indications for hyperbaric oxygenation? I. Acute traumatic ischemia II. Thermal burns III. Clostridia infections IV. Carbon monoxide poisoning

During heavy exercise, what change in CO can occur?

Which of the following are classified as renal conditions?  I. Acute pyelonephritis  II. Ureteral obstruction  III. Hypovolemia  IV. Renal ischemia

In a healthy individual, how are ventilation and perfusion affected by high altitude exposure?