synovial fluid lubricating Also line smaller sacs of CT bursa tendon sheaths

Synovial fluid lubricating also line smaller sacs of

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synovial fluid (lubricating)Also line smaller sacs of CT (bursa & tendon sheaths) which cushion structures that move against each other
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Exercise 2Organ Systems Overview
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Organ SystemsCell- basic unit of all living thingsTissue– a group of cells similar in structure & functionOrgan– structure of 2+ tissue types that perform a specific functionOrgan system – a group of organs that perform a specific body function
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Organ Systems1.Integumentary (skin) protection, excretion, temperature regulation, vitamin D productionAuthor: Life Science Databases(LSDB) Anatomography SystemFrom Wikimedia Commons2.Skeletalbones, cartilage, tendons, ligaments, and joints for support, protection, movement and blood cell formation
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Organ Systems (cont.)3. Muscularmuscles attached to skeleton contract to produce movement & generate heat4. Nervousincludes the brain, spinal cord, nerves & sensory receptors for transmission of signals and responseAuthor: The EmirrFrom Wikimedia Commons
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Organ Systems (cont.)5.Endocrineincludes pituitary, thymus, thyroid, parathyroid, adrenal and pineal glands, testes, ovaries and pancreas. Produce hormones that promote homeostasis6.Cardiovascularincludes the heart, blood vessles & blood. Transport of vital substances
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Organ Systems (cont.)7.Lymphaticlymph nodes and vessles, spleen & thymus. Collects and returns interstitial fluid, “filters” blood, lymphocytes for defense/immunity.Author: Theresa KnottFrom Wikimedia Commons8.Respiratorynasal, pharynx, larynx, trachea, bronci & lungs for oxygenation of blood and pH balance
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Organ Systems (cont.)9.Digestivemechanically & chemically breaks down food so it can be absorbed into blood while waste is eliminated.10. Urinaryrids the body of nitrogen-containing waste and maintains water, electrolyte and pH of blood.
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Organ Systems (cont.)Reproductive – provides germ cells (eggs, sperm), uterus houses the fetus, mammary glands nourish infantfemalemaleFrom Wikimedia Commons
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