What is tissue fluid? Describe its formation and significance?
When the capillaries reach closest to tissues of body, some fluid oozes out called
tissue fluid.
Formation: -
The fluid escapes from the gaps present in the walls of capillaries. These gaps are
not so large to allow the escape of RBC.
Significance: -
i) Tissue fluid is medium through which exchange of materials occurs
between cells and blood.
ii) Tissue fluid maintains a constant environment around the cells of body.