Are there any parts of the human body that do not get oxygen from the blood but instead get oxygen directly from the air?

Question

The human body obtains a majority of its oxygen from the blood. Is there any part of the body that obtains oxygen not from the blood from from the oxygen in the air?

Answer 1

Although most oxygen is delivered throughout the body from blood, the upper layer skin cells and cells in front surface of the eye get oxygen directly from oxygen in the air.