_____The expectoration of blood or blood-stained sputum

A patient sample had a retic count of 5% and hematocrit of 25%. Normal hematocrit is 45%. What other bone marrow test(s) could you perform to help determine whether the bone marrow is responding to the pancytopenia?

What will be an ideal response?

Which of the following film requires the least exposure time?

Ultraspeed D-speed E-speed F-speed