You are ordered to draw a blood sample from your patient’s r…

You are ordered to draw a blood sample from your patient’s radial artery. You test for adequate circulation by having the patient make a fist while you put pressure over his ulnar and radial arteries. The patient’s hand is then opened, and pressure is released from the ulnar artery. His hand color returns within 15 sec. This would indicate that

Blood gas results from an apparently healthy patient reveal…

Blood gas results from an apparently healthy patient reveal a pH 7.37, PaC02 15, Pa02 140.  The patient is breathing room air and displays not tachycardia, tachypnea or adventitious breath sounds.  Which of the following is an appropriate conclusion to draw on the basis of this information?