9. all of the following are mental or physical benefits of exercise except

a. higher self-esteem.
b. increased stress.
c. improved mood.
d. better quality of sleep.

The answer is B. Increased stress is not a mental or physical benefits of exercise. Exercising regularly keeps your body and mind calm, relaxed and helps to handle situations better in a healthy way. Good exercising habits will eventually lead to a less stressful life .

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.