Which of the following studies combines computed tomography with isotope scanning to highlight chemical or metabolic activity?

The soft, spongy tissue where red blood cells, white blood cells, platelets, and stem cells are produced:

A) bone marrow. B) lymph fluid. C) lymph node. D) thymus.

The exact time at which a patient started to experience signs and symptoms of a possible stroke

is important. Indicate whether the statement is true or false