Body Systems Overview
What are all the systems Integumentary system Respiratory system Skeletal system Muscular system Nervous system Endocrine system Circulatory/Cardiovascular system Lymphatic/Immune system Digestive system Urinary system Reproductive system
Homeostasis Feedback loops – Negative feedback loop – Positive feedback loop
Systems for Movement and Support Skeletal – Bones, cartilage – Protection – Movement attachment for muscles – Produce red blood cells Muscular – Voluntary - maintain body posture – Involuntary – cardiac and smooth
Systems for Integration and Coordination Nervous system – Receive and send signals from sense organs Endocrine system – Hormonal glands Chemical messengers to and from organs
Maintenance of the Body Circulatory/Cardiovascular system – Heart, blood vessels Transports nutrients, oxygen and removes waste Lymphatic/Immune system – Protection from disease Respiratory system – Lungs and tubes to take air to and from Oxygen and carbon dioxide Digestive system – Receives food digests it Urinary system – Rids body of nitrogenous waste – Regulates fluid level and chemical content of blood
Reproduction and Development Reproductive system – Production of sex cells Sperm Egg – Fertilization – Fetal growth and development
ACTIVITY Pick your favorite system Go to this online book from Openstaxthis online book In contents section read through your selection Prepare a presentation on your system for next weeks lecture – 10 minutes – Include references, properly cited pictures and note sheet