Organ System Overview PDF

ORGAN SYSTEM OVERVIEW - protective functions (internal organs). - Also protects the Reproductive organs. - Female experience Cesarian because What is Organ System?...

ORGAN SYSTEM OVERVIEW - protective functions (internal organs). - Also protects the Reproductive organs. - Female experience Cesarian because What is Organ System? their pelvis is small. - are groups of organs within the body - Storehouse for minerals (calcium and working together as a unit to carry out phosphate). specific tasks or functions within the - Red Blood Cell production. organisms. - 206 bones in the body. - 15% of the body weight is Skeletal Homeostatic Imbalance System. - word use in Human ANAPHY instead of - Made up of bones, joints, and cartilages. “Illnesses”. 3. MUSCULAR SYSTEM Human body is divided into eleven organ - Functions: movement ad mobility system. - Framework, support, and stability No organ system functions independently. - Neurodegenerative is cause of immobility. 1. INTEGUMENTARY SYSTEM - Muscles have the ability to contract. - Collagen depleted and human can take - 600 to 650 muscles in the body. collagen at the age of 20. - Male have more numbers of muscles - Skin is the largest organ in the body. compared to female. - Approximately skin ranges 2 square - 40 to 50% of the body weight is Muscular meters. System. - 16% of the body weight is Integumentary - Functions also in the respiration, System. digestion, and urination. - Functions: External covering, first line of - Muscular system is divided into, Skeletal, defense, and maintaining moisture Cardiac, and Smooth Muscles. - It is essential for Vitamin D synthesis. - Sun helps to activate Vitamin B. 4. NERVOUS SYSTEM - Regulates body temperature. - Body’s acting control system. - Protects us from deep tissues injuries - Responds to external stimuli. and maintain sensory receptors. - Sensory receptors (detects changes in - Consist of Skin, Hair and Nails. the environment). - Congestive Heart Failure is symptoms of - Average human brain weights around Clubbing of Nail. 1300 – 1400 grams (3 pounds) - Brain folds are called Sulcus. SKINTERESTING INFORMATION! - 167 mm (15-17cm) in length. - Skin shed off and renew every 28 days. - Majority of brain is made up of fats. - Start aging at the age of 20. - Nervous system is made up of brain and - At the age of 25 collagen levels starts to spinal cord. deplete which result in fine lines and - Divided into two: Central Nervous wrinkles. System and Peripheral Nervous - Your skin contains 1000 species of System. bacteria. ▪ Staphylococcus BRAINY FACTS! ▪ Enterobacteria - 60% of the human brain is made up of ▪ Klebsiella fats. ▪ E. coli - Brain isn’t fully formed until the age of 25. ▪ Proteus species - Frontal lobe is responsible for decision making. 2. SKELETAL SYSTEM - Brain development begins from the back - Functions: support, framework, and of the brain and works its way to the front. movement - Human brain can generate 23 watts - Normal adult lungs weighs approximately power. 1000 grams. - Adequate sleep helps maintain the - 24 cm in height. pathways in your brain. - Lungs, nasal passages, pharynx, larynx, - It’s a myth that you only use 10% of your trachea, bronchi and alveoli. brain because you use all of it 100% even when you are sleeping. 9. DIGESTIVE SYSTEM - Series of tube running through the body 5. ENDOCRINE SYSTEM from the mouth to the anus. - Endocrine glands secretes hormones to - Breakdown of food for nutrients. the bloodstream. - Metabolism. - Hormones: growth, repair and - Excretion of waste materials. reproduction, and metabolism. - Delivers digestive enzymes. - They are not connected anatomically. - Mouth, esophagus, stomach, small and large intestines and rectum. 6. CARDIOVASCULAR SYSTEM - Accessory organs: liver, pancreas, gall - Delivers oxygen, nutrients, and bladder, salivary glands. hormones to the rest of the body. - Responsible in removing waste products 10. URINARY SYSTEM of metabolism to excretory organs. - Also called as Excretory System. - Protects body against diseases and - Excretion of waste materials from the infections. body (nitrogen-containing waste). - Weights between 10 to 12 oz (280-340 - Urine formation gram) a little larger than your fits size. - Electrolyte balance - Consist of Heart, Vessels, and Blood. - Acid-base balance - Regulate normal blood pressure BROKEN HEART SYNDROME - Heart strings (chordae tendineae) can 11. REPRODUCTIVE SYSTEM sometimes break after a deep emotional - Reproduction trauma causing the heart to lose form and - Male (testes), Female (ovaries) as a result be unable to pump blood - Female uterus provides an environment effectively. for fetal development. - Medically and literally speaking a person - Testosterone. Estrogen and can die from a broken heart. Progesterone. - Broken heart syndrome could mimic the signs & symptoms of a heart attack. 7. LYMPHATIC SYSTEM - The lymphatic system works together with the cardiovascular system (immune function). - Lymphatic vessels returns leaked tissue fluids into the bloodstream. - Cleanse the blood and house white blood cells involved in immunity. - Lymphatic vessels, lymph nodes, and other lymphoid organs. 8. RESPIRATORY SYSTEM - Keeps the body supplied with oxygen - Gas exchange