Fill in the blanks:
$(a)$ Lining of blood vessels is made up of ..............
$(b)$ Lining of small intestine is made up of ..............
$(c)$ Lining of kidney tubules is made up of ...............
$(d)$ Epithelial cells with cilia are found in ..............

(N/A) The lining of blood vessels is made up of squamous epithelium,which allows for the easy transport of substances through diffusion.
$(b)$ The lining of the small intestine is made up of columnar epithelium,which facilitates absorption and secretion.
$(c)$ The lining of kidney tubules is made up of cuboidal epithelium,which provides mechanical support and helps in absorption and secretion.
$(d)$ Epithelial cells with cilia are found in the respiratory tract,where they help in moving mucus out of the airways.