Exam 2

When the blood pH decreases, the oxyhemoglobin dissociation curve shifts to the...

• Right and P50 decreases

• Left and P50 increases

• Right and P50 increases

• Left and the P50 decreases

Tags

NGSS.HS-LS1-3

What two ways is oxygen carried in the blood?

Answer explanation

dissolved in blood plasma and chemically bound to Hb in RBC

The normal arterial HCO3- range is...

• 18-22 mEq/L

• 22-28 mEq/L

• 28-35 mEq/L

• 35-45 mEq/L

Tags

NGSS.HS-LS1-3

The normal calculated anatomic shunt is about...

• 0.5-1 %

• 2-5%

• 6-9%

• 10-12%

if a patient has a Hb of 14g/dL and a PaO2 of 55 mmHg (85% saturated with oxygen), approximately how much oxygen is transported to the peripheral tissues in each 100mL of blood?

• 16 mL/dL

• 17 mL/dL

• 18 mL/dL

• 19 mL/dL

Tags

NGSS.HS-LS1-7

If a patient normally has a 12 g/dL Hb, cyanosis will likely appear when..

• 10 g/dL Hb is saturated with oxygen

• 9 g/dL Hb is saturated with oxygen

• 8 g/dL Hb is saturated with oxygen

• 7 g/dL Hb is saturated with oxygen

Tags

NGSS.HS-LS1-3