A 75-year-old female has been critically ill with MODS for longer than a week and has developed a severe oxygen supply and demand imbalance. The statement that best describes this imbalance is which of the following?
A) Increased oxygen delivery to cells fails to meet decreased oxygen demands.
B) The amount of oxygen consumed by cells depends only on the needs of cells, because there is oxygen in reserve.
C) The situation results in "supply-independent consumption."
D) The reserve has been exhausted, and the amount of oxygen consumed depends on the amount the circulation is able to deliver.

Question

Quizplus · Accepted Answer

The statement describes a situation where the reserve of oxygen has been exhausted and the amount of oxygen consumed by cells depends on the amount that the circulation is able to deliver. This is known as supply-dependent consumption, which is a severe oxygen supply and demand imbalance leading to a critical illness.

A 75-Year-Old Female Has Been Critically Ill with MODS for Longer