Which vaccine is required by OSHA for any employee who has a reasonable risk of being exposed to blood or other infectious materials?

Predict the size of the thymus in a mature adult in comparison with one in an infant thymus

a. The adult thymus is the same size as the infant thymus. b. The adult thymus is larger than the infant thymus. c. The adult thymus is smaller than the infant thymus. d. This cannot be determined.

Postural drainage should be considered in which of the following situations?

1. In patients with chronic obstructive lung disease 2. In patients who expectorate more than 25 to 30 ml sputum per day 3. In the presence of atelectasis caused by mucus plugging 4. In patients with cystic fibrosis or bronchiectasis a. 1 and 3 only b. 1, 2, and 3 only c. 3 and 4 only d. 2, 3, and 4 only