Support, Movement and Growth in Animals (1)

Skeleton

Support system for all types of animals

Types of support for animals (1)

Endoskeleton

Support for all vertebrates including humans

Exoskeleton (1)

Support for most invertebrates

Hydrostatic skeleton (1)

Consists of a muscular wall that encloses the body cavity that is filled with fluid

Types of human skeleton

Axial skeleton/ Appendicular skeleton

Axial skeleton

Consists of skull, vertebral column, sternum & ribs

Appendicular skeleton

Consists of pectoral girdle, upper limbs, pelvic girdle & lower limbs

Support system of an animals

Lower centre of gravity (more stable)

Factor that affect stability

Centre of gravity/ Base area