Supporting systems and movement in animals Flashcards
Skeleton
Body’s supporting system that gives the body it’s shape.
Hydrostatic Skeleton
Has no hard structure and is found in soft bodied and cold blooded animals.
Types of Animals of the Hydrostatic Skeleton
Coelenterates…Annelids…Nematodes
Types of Animals of the Exoskeleton
Arthropds…Mollusks…Crustaceans
Endoskeleton
Present inside body and is the foundation for muscles
Tissues making up the Endoskeleton
Cartilage and Bone
Long Bone
Longer than they are wide and they support limbs and muscles.
Short Bone
Can rotate and is equal in length and width.
Flat Bone
Protect certain body parts and areas for muscle movement.
Bone Fracture
a crack or break in a bone
Stress Fracture
A tiny crack in bone caused by repeated pressure
Greenstick Fracture
Incomplete fracture
How many bones does an adult have?
206 Bones
Bones are made of
Nerve muscles and epithelial tissues.
Bones contain…
Red and yellow marrow
Bones produce what?
Red and white blood cells
What happens to our bones as we grow?
Bones grow with us
Skeleton functions
Support
Protection
Movement
Give body its shape
Produce blood cells