1. Locomotion
Topic 14

2. Locomotion Locomotion: the ability to move from place to place
Motile: able to move
Sessile: unable to move

3. Advantages of Motility
Obtain food
Migrate
Find shelter
Escape predators
Mating

4. Exoskeleton Outside Made of CHITIN Shell does not grow
Animals must molt, remove old shell and grow new shell

5. Horseshoe Crab Molting

6. Endoskeleton Inside Made of bone and cartilage
Mammals, reptiles, amphibians, & birds

7. Cartilage Connective Tissue Soft and Flexible Found in: Ears Nose
Larynx
Trachea
Between Vertebrae

8. Joints Places where bones meet Types: Immovable Hinge Ball & Socket
Pivot
Gliding

10. Ligaments- attach bone to bone
Tendons- attach muscle to bone

11. Skeletal Muscle
Voluntary
Attach to skeleton
Work in pairs

12. Visceral Muscle Involuntary Lining of digestive tract & blood vessels
aka SMOOTH MUSCLE
Involuntary
Lining of digestive tract & blood vessels

13. Cardiac Muscle
Involuntary
Found in Heart ♥