The ability to stand "tip toe" is an example of a second class lever

Which of the following would be normal findings of the heart and its surrounding area?

1. The left hilum is about 2 cm higher than the right hilum. 2. Most of the heart shadow is to the right of the sternum. 3. Calcified lymph nodes indicate an adult patient. 4. The cardiothoracic ratio is less than 1:2. a. 1, 4 b. 2, 3 c. 1, 2, 4 d. 1, 2, 3, 4

Which of following is a disadvantage in using a cell (or mobile) phones as an emergency backup communication system?

A) Cell (mobile) phones do not offer high-quality sound B) There is less privacy when using cell phones, as compared to radios C) Cell (mobile) phone use is not monitored by the FCC D) Cell (mobile) phones may not be effective in disaster situations