AMOCTOBSO & SYSTEMS MH: 86 – 89 & 96
AMOCTOBSO Animals are made up of specialized cells working together as systems CellsTissuesOrgansBody systemsOrganism
AMOCTOBSO Systems of systems make up whole organisms... Cells Organelles Molecules Atoms Tissues Organs Body/Organ Systems Organism
The 4 main animal tissues… 1. Epithelial body/internal organ covering 2. Muscle act by shortening/lengthening 3. Nervous coordinate body actions 4. Connective supports, protects or connects cells/tissues
The 4 main animal tissues…
Connections among body systems Organ systems that coordinate communication 1. Nervous system detects and responds to ex/internal stimuli 2. Endocrine system secretes hormones which affect development and reproduction
Connections among body systems Organ systems that support and move the body 3. Skeletal system protects organs and supports tissues 4. Muscular system necessary for movement
Connections among body systems Organ systems that protect the body 5. Urinary system excretes waste & keeps blood pressure balanced
Connections among body systems Organ systems that protect the body 6. Integumentary system physical barriers for protection
Connections among body systems Organ systems that protect the body 7. Immune system protects from infection
Connections among body systems Organ system that procreates 8. Reproductive system makes subsequent generations
Organ systems that acquire energy 9. Respiratory system exchanges O 2 and CO Circulatory system Transports substances 11. Digestive system breaks down food The Big 3...
Body Worlds... MH: 92 #1 – 6, 8