Which type of receptor is being stimulated when your blader is full? A. chemoreceptors
B. exteroceptors
C. interoceptors
D. proprioceptors

The answer is C)

interoceptors are receptors that send information about the inside of your body to your brain. This helps regulate our vital functions like body temperature, hunger, thirst, digestion and heart rate. Interoceptors help you understand and feel what’s going on inside your body.

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.