Two brothers present with yellow teeth (entire dentition) and diastemas. Radiographically, dentin appears normal. Their father has a similar condition. This is most likely which of the following?

An alert and distressed 72-year-old male with a history of congestive heart failure is in severe respiratory distress, breathing 28 to 32 times a minute. His airway is patent, respirations labored, and skin diaphoretic with a weak and rapid radial pulse. Vital signs are: pulse 136, respirations 28, blood pressure 202/110 mmHg, and SpO2 83%. Cyanosis is evident in the fingertips. The best

treatment of his breathing would be: A) CPAP. B) albuterol MDI. C) high-concentration oxygen with a nonrebreather. D) nasal airway with high-concentration O2.

Most CT head images are initially acquired transaxially, with the cuts perpendicular to the long axis of the body

Indicate whether the statement is true or false