What is the systemic arteriovenous oxygen difference?
A) The average amount of oxygen removed by each organ in the body
B) The amount of oxygen removed from the blood by the heart
C) The amount of oxygen returning to the lungs via the pulmonary artery
D) The amount of oxygen in aortic blood minus the amount of oxygen in the vena caval blood
Ans: D
Feedback: The average amount of oxygen removed collectively by all of the body tissues is about 25%. This means that the blood in the vena cava contains about 25% less oxygen than aortic blood. This is known as the systemic arteriovenous oxygen difference
You might also like to view...
A patient was prescribed an oral antibiotic for the treatment of sinusitis. The patient has now stopped, stating she developed a rash shortly after taking the first dose of the drug. What is the nurse's most appropriate response?
A) Encourage the woman to continue with the medication while monitoring her skin condition closely. B) Refer the woman to her primary care provider to have the medication changed. C) Arrange for the woman to go to the nearest emergency department. D) Encourage the woman to take an OTC antihistamine with each dose of the antibiotic.
The school nurse is teaching parents risk factors for suicide in adolescents. Which of the following would the nurse discuss? Select all answers that apply
A) Mental health changes B) History of previous suicide attempt C) Higher socioeconomic status D) Greatly improved school performance E) Family disorganization F) Substance abuse
How much alcohol can the liver metabolize in an hour?
a. 1 oz of whiskey b. 3 oz of wine c. 5 oz of wine d. 12 oz of beer
List four types of names by which drugs are known.
What will be an ideal response?