Physician of Denali Rescue is testing an emergency oxygen system, high on Mt. McKinley. With this system patients can be administered low concentration of oxygen, that will help them recover from altitude sickness.

---

Denali, AK, USA

---

Size: 6181px × 4636px
Location: 07/07/2011
Photo credit: © Menno Boermans / Alamy / Afripics
License: Royalty Free
Model Released: Yes

Keywords: -urban, 35-39, administered, adult, adults, altitude, apparatus, breathing, cap, casual, caucasian, close-, clothing, cold, color, concentration, day, denali, descending, disasters, emergencies, emergency, equipment, ethnicity, examining, healthcare, high, holding, horizontal, image, mckinley., medical, medicine, men, mid, mountain., mt., nature, oxygen, patients, physician, recover, rescue, sickness, system, temperature, testing, years