_____ are structures in the nucleus composed of DNA

The cerebrum, which is composed of ________ matter, is the largest part of the mature brain

a. gray and white b. gray c. white d. brown

You have covered an open chest wound with your gloved hand and the patient's breathing has improved. In order to free your hand to provide further care, you should:

A) cover the wound with a sterile dressing. B) remove your hand to see if the wound has closed. C) apply a bulky dressing over the wound. D) cover the wound with an occlusive dressing.