Download Body Systems Overview

Body Systems Overview Get out your chart! 11 Body Systems
1.  Integumentary 2.  Skeletal 3.  Muscular 4.  Nervous 5.  Endocrine 6.  Cardiovascular 7.  LymphaIc 8.  Respiratory 9.  DigesIve 10.  Urinary 11.  ReproducIve Integumentary System FuncIons: 1.  Mechanical, Chemical, and Biological Barrier 1.  Protects internal environment from invasion 2.  Prevents water loss 2.  ThermoregulaIon 1.  Controls body temperature 3.  SensaIons 1.  Receptors for touch, temperature, and pain Integumentary System Main organ: •  Skin Accessory Organs: •  Hair •  Nails •  Sweat Glands •  Oil Glands Integumentary System Skeletal System FuncIons: 1.  Supports the body 2.  Protects organs 3.  Site of muscle aYachment 4.  Levers for movement 5.  Blood cell formaIon 6.  Mineral storage Skeletal System Each bone is an organ •  Over 200 bones •  Joints and carIlage complete the system Skeletal System hYps://www.youtube.com/watch?v=HYv3yArIJuc Muscular System FuncIons: 1.  Contract and relax to cause movement by pulling on bones 2.  Stabilize body posiIon 3.  Generate heat Muscular System Major Organs: •  Each muscle is an organ –  Over 700 muscles Muscular System Muscular System Nervous System FuncIon: 1.  Monitors external and internal environments with receptors 2.  Interprets sImuli 3.  Regulates bodily acIviIes Nervous System Major Organs: •  Brain •  Spinal cord •  Nerves •  Sensory organs Nervous System Endocrine System FuncIons: •  RegulaIon of mood, growth, development, Issue funcIon, metabolism, sexual funcIon, and reproducIve processes Endocrine System Major Organs: •  Composed of glands that secrete hormones locally or into the blood supply – 
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Pineal Pituitary Hypothalamus Thyroid Parathyroid Thymus Adrenal Pancreas Testes Ovaries Endocrine System Cardiovascular System FuncIons: •  Supplies cells with nutrients and oxygen •  Removes waste products from cells •  RegulaIon of pH, water volume, temperature •  Defends against disease Cardiovascular System Major Organs: •  Heart And: •  Arteries •  Veins •  Capillaries •  Blood Cardiovascular System LymphaIc System FuncIons: •  Returns fluids and proteins to blood vessels •  Transport lipids from small intesIne to blood stream •  Houses lymphocytes that defend the body LymphaIc System Major Organs •  Spleen •  Thymus •  Lymph nodes •  Tonsils LymphaIc System Respiratory System FuncIons: •  Brings air into lungs •  Transfers oxygen from air to blood and receives carbon dioxide to be exhaled •  Air from lungs through vocal cords produces sound Respiratory System Major Parts: •  Nose •  Pharynx •  Larynx •  Trachea •  Bronchi •  Lungs Respiratory System hYps://www.youtube.com/watch?v=jJTYu1KTQQ8 DigesIve System FuncIons: •  Physical and chemical breakdown/absorpIon of food DigesIve System Major Parts •  Mouth •  Pharynx •  Esophagus •  Stomach •  Small and Large IntesInes •  Anus Accessory Organs •  Teeth •  Tongue •  Salivary Glands •  Gall Bladder •  Liver •  Pancreas DigesIve System Urinary System FuncIons: •  Filters blood •  Eliminates waste •  Maintains homeostasis •  Produces Urine Urinary System Major Parts: •  2 kidneys •  2 ureters •  1 bladder •  1 urethra Urinary System ReproducIve System FuncIons: •  Produces, stores, and transports gametes (egg and sperm •  Produces hormones Female only: •  Nourishes and supports a developing embryo/
fetus •  Delivers a baby ReproducIve System Male •  Testes •  Epididymis •  Ductus Deferens •  Penis Female •  Uterus •  Fallopian tubes •  Ovaries •  Vagina ReproducIve System