Alkanes/chemistry; Altitude Sickness/drug therapy; Energy Metabolism/drug effects; Hypoxia/drug therapy; Plant Extracts/pharmacology; Saussurea; Solvents/chemistry; Adenosine Triphosphate/metabolism; Altitude Sickness/etiology; Altitude Sickness/metabolism; Animals; Blood Glucose/drug effects; Blood Glucose/metabolism; Brain/drug effects; Brain/metabolism; Ca(2+) Mg(2+)-ATPase/metabolism; Decompression; Disease Models, Animal; Dose-Response Relationship, Drug; Glycogen/metabolism; Hypoxia/etiology; Hypoxia/metabolism; L-Lactate Dehydrogenase/blood; Lactic Acid/blood; Liver/drug effects; Liver/metabolism; Male; Mice; Mice, Inbred BALB C; Muscle, Skeletal/drug effects; Muscle, Skeletal/metabolism; Myocardium/metabolism; Plant Extracts/chemistry; Plant Extracts/isolation & purification; Plants, Medicinal; Saussurea/chemistry; Sodium-Potassium-Exchanging ATPase/metabolism; Time Factors