The nurse knows which of the following clinical manifestations indicate severe dehydration?
• Obtunded level of consciousness, faint pulse, extreme thirst and cool limbs indicate severe dehydration
• Decreased urine output and capillary refill time of 2 seconds are both indicative of mild dehydration
• Dry mucous membranes and slow skin turgor indicate moderate dehydration
• Bradycardia and back pain are not indicators of severe dehydration