The cells present in the liver that act as phagocytes are known as .......

Arrange the following formed elements in the decreasing order of their abundance in blood in humans :
$(a)$ Platelets
$(b)$ Neutrophils
$(c)$ Erythrocytes
$(d)$ Eosinophils
$(e)$ Monocytes
Choose the most appropriate answer from the options given below :

Explain the consequences of a situation in which blood does not coagulate.

Analogy type questions:
$(1)$ Human $RBCs$ : Enucleated : : $WBCs$ : ......
$(2)$ $'O'$ blood group : Universal donor : : $'AB'$ blood group : ......

Which of the following are the macrophages of the spleen?

Leucocytes are colourless due to