What is the approximate osmolality of the juxtamedullary nephrons?

In order to avoid exacerbating a patient's injury, it is especially important to use extreme caution when providing positive-pressure ventilation to patients with a:

A. cardiac tamponade. B. myocardial contusion. C. pneumothorax. D. flail chest.

A patient has epiglottitis. This condition will affect which of the following?

1. Pharynx 2. Aryepiglottic folds 3. False vocal cords 4. Trachea a. 1, 2 b. 2, 3 c. 1, 2, 3 d. 2, 3, 4