What differentiates extension from hyperextension? a. extension bends joints in the opposite direction as hyperextension. b. extension straightens a joint, and hyperextension bends it but in the opposite direction from flexion. c. hyperextension straightens a joint, and extension bends it in the opposite direction from flexion. d. both bend joints, but extension can be damaging.  

D. both bend joints, but extension can be damaging

20 times a minute is usually the average respritory rate of an adult. additionally the patient is breathing on his own, is clearly maintaining his airway, and is intaking a sufficient amount of air. you shouldn't use a bag valve mask, cpap, or other form of positive pressure ventilation, unless the patient has lost control of his airway, and is not breathing (apneic) or has rapid breathing or slow and shallow respirations. this patient would most likely and should be put on an non-rebreather mask or nrb attached to 100% high flow oxygen at 15 l/min. don't use a nasal cannula, as the amount of oxygen it provides is limited with a rate of 6 l/min.

The answer is chloroplast