Fluid content of the blood is______________? A. Plasma B. Serum C. Water D. Tissue fluid

The only fixed cell of the connective tissue_______________? A. Histiocyte B. Lymphocyte C. Neutrophils D. Mast cell

Which of the following is not involved in blood clotting ? A. Calcium B. Prothrombin C. FibrinogenD. Fe+2

Immunologically active cells are_____________? A. Plasma cells B. MAST cells C. Eosinophils D. R.B.C s

For heparin which of the following is ? A. Inhibits conversion of fibrinogen to insoluble fibrin B. Interferes with action of thrombinC. Is released by macrophages D. Is released by mast cells

Which of the following vitamins is necessary for maturation of blood precursor cells________________? A. Vit- A B. Thiamine C. RiboflavinD. Cyano cobalamine

Erythropoietin is produced in the_______________? A. Bone marrowB. Kidney C. Liver D. Spleen

Hematocrit relates to which of the following______________? A. Total blood volumeB. Total RBC volume C. Total WBC vlume D. Plasma filtrate

Serum is______________? A. Plasma- clotting factorsB. Plasma- fibrin C. Blood – RBC D. Blood – all cellular elements

Drumstick is found in_______________? A. Neutrophils B. Lymphocytes C. Monocytes D. Platelets