Which of the following is a type of diabetic retinopathy?

Which of the following statements regarding hemothorax is correct?

A. It can only be treated by a surgeon B. It results from a collection of air in the pleural space C. Breath sounds tend to be equal D. It is not typically associated with shock

Which of the following is true with respect to axial calcaneal projections?

1. The image demonstrates an open talocalcaneal joint space. 2. The foot is flexed 90 degrees to the lower leg and rotated slightly laterally. 3. A 40-degree central ray is directed proximally. 4. The central ray is centered to the distal fifth metatarsal. a. 1 and 3 only b. 1 and 2 only c. 3 and 4 only d. 1, 3, and 4