________ The eighth cranial nerve connects the structures of the ear to the brain

Due to anatomy a premolar bitewing radiograph will almost always exhibit overlap between the

A) distal of the lateral incisor and the mesial of the canine. B) distal of the canine and the mesial of the first premolar. C) distal of the first premolar and mesial of the second premolar. D) distal of the second premolar and mesial of the first molar.

Which of the following are the most common sites for the percutaneous sampling of arterial blood for blood gas analysis?

1. Earlobe 2. Radial artery 3. Brachial artery 4. Side of the heel a. 1 and 2 c. 3 and 4 b. 2 and 3 d. 1 and 4