RESP 1330: O2 and CO2 Transport

If a patient is hypervolemic, which hemodynamic parameter would be most affected?

• CVP

• PCWP

• RAP

• PAP

What volume or capacity describes the amount of air left in the lungs after a normal tidal volume exhalation?

• Vital Capacity (VC)

• Functional Residual Capacity (FRC)

• Residual Volume (RV)

• Expiratory Reserve Volume (ERV)

What volume or capacity describes how much air can breathed in after a tidal volume inhalation?

• IRV

• IC

• TLC

• VC

Which capacity includes all of the following:

IRV

Vt

ERV

• TLC

• VC

• IC

• FRC

Which of the following are terms for HbO2?

I. Oxygenated Hb

2. 2. Combined Hb

3. 3. Carboxyhemoglobin

4. 4. Oxyhemoglobin

5. 5. Oxyclean

• 1 and 2

• 1, 2, 3, and 4

• 3 and 5

• I, 2, and 4

Which of the following are terms for deoxygenated Hb

I. Reduced

2. 2. Conjoined Hb

3. 3. Uncombined Hb

4. 4. Heme Alone

5. 5. Deescalated Hb

• 1 and 3

• 1, 2, 3, and 5

• 3 and 5

• I, 2, and 4

What is the formula for CaO2

• (Hb × 1.34 × SaO2) + (PaO2 × 0.003)

• (Hb × 1.34) + (PcO2 x 0.003)

• (Hb x 1.34 x ScO2) + (PAO2 x 0.003)

• (PB - PH2O)FiO2 - (PaCO2/0.8)

What is the formula for CcO2

• (Hb × 1.34 × SaO2) + (PaO2 × 0.003)

• (Hb × 1.34) + (PcO2 x 0.003)

• (Hb x 1.34 x ScO2) + (PAO2 x 0.003)

• (PB - PH2O)FiO2 - (PaCO2/0.8)

Which axis of the oxyhemoglobin dissociation curve shows the percentage of Hb that's bound to O2?

• left, or y-axis

• bottom, or x-axis

• the "sometimes" option on the right side

Which axis of the oxyhemoglobin dissociation curve shows the oxygen pressure, or PO2?

• left, or y-axis

• bottom, or x-axis

• the "sometimes" option on the right side