7.2 ÷ 2.1 = ________ (round answer to nearest hundredth)

You have been called for a 33-year-old male complaining of weakness and dizziness. When getting the history, which one of the following statements would make you suspicious that the patient is an undiagnosed diabetic?

A) "I feel the need to eat sugar throughout the day." B) "I get very weak just after eating a meal." C) "I feel very weak in the morning after getting up." D) "I find myself urinating all of the time."

Which of the following are essential secretory structures of the mucociliary system? 1. Surface epithelial cells 2. Pseudostratified, columnar, ciliated epithelial cells 3. Surface goblet cells 4. Clara cells in the distal airway 5. Submucosal glands

a. 1 , 2, and 5 only b. 2, 3, and 5 only c. 1, 2, and 3 only d. 1, 2, 3, 4, and 5