Glisson's capsule is made up of .......

Provide definitions/explanations for the following terms:
$(i)$ Perichondrium
$(ii)$ Serum

Refer to the given figure and identify the correct characteristic features.
$(i)$ It is a type of loose connective tissue.
$(ii)$ It contains fibroblasts,macrophages,collagen fibres,and mast cells.
$(iii)$ The cells of this tissue are specialized to store fats.
$(iv)$ It forms the inner lining of blood vessels,stomach,and intestine.

What do mast cells secrete during an injury?

Which type of cells are known as cartwheel cells?

Cartilage is made up of