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The Organization of the Human System. Homeostasis Homeostasis is the regulation of an organisms internal, life- maintaining conditions despite changes.

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Presentation on theme: "The Organization of the Human System. Homeostasis Homeostasis is the regulation of an organisms internal, life- maintaining conditions despite changes."— Presentation transcript:

1 The Organization of the Human System

2 Homeostasis Homeostasis is the regulation of an organisms internal, life- maintaining conditions despite changes in the environment. Homeostasis is the regulation of an organisms internal, life- maintaining conditions despite changes in the environment.

3 Systems Systems are groups of interacting components that perform a certain function. Systems are groups of interacting components that perform a certain function. Examples: Organ System, Solar System, and working technological parts. Examples: Organ System, Solar System, and working technological parts.

4 Matter Matter is anything that takes up space and has mass. Matter is anything that takes up space and has mass. Examples: Solids, Liquids, and Gasses. And pretty much anything!!! Examples: Solids, Liquids, and Gasses. And pretty much anything!!!

5 Atoms Atoms are the smallest basic particles of matter. Atoms are the smallest basic particles of matter. Examples are hydrogen atoms, oxygen atoms, and nitrogen atoms. Examples are hydrogen atoms, oxygen atoms, and nitrogen atoms.

6 Molecules Molecules consist of two or more atoms put together. Molecules consist of two or more atoms put together. Examples: Water (H20), Carbon Dioxide (CO2), and Methane (CH4). Examples: Water (H20), Carbon Dioxide (CO2), and Methane (CH4).

7 Cells Cells are the smallest basic unit of life. Cells are the building blocks of life. Cells are the smallest basic unit of life. Cells are the building blocks of life. Examples: Eukaryotic Cells and Prokaryotic Cells Examples: Eukaryotic Cells and Prokaryotic Cells

8 Tissues Tissues are a group of cells working together to perform a specific function. Tissues are a group of cells working together to perform a specific function. Examples: Muscle Tissue, Nervous Tissue (brain, spinal cord) Examples: Muscle Tissue, Nervous Tissue (brain, spinal cord)

9 Organs An organ is two or more tissues working together to perform a specific function in the body. An organ is two or more tissues working together to perform a specific function in the body. Examples: Heart, Lungs, Brain, Kidneys, Eye, Stomach, Skin, and Bones. Examples: Heart, Lungs, Brain, Kidneys, Eye, Stomach, Skin, and Bones.

10 List of Organs in the Human Body Brain, brain stem, eye, pituitary, thyroid, heart, lung, esophagus, appendix, bladder, gallbladder, large intestine, small intestine, kidney, liver, pancreas, spleen, skin, stomach, prostate, testes, ovaries, etc. (and lots more that are not listed here) Brain, brain stem, eye, pituitary, thyroid, heart, lung, esophagus, appendix, bladder, gallbladder, large intestine, small intestine, kidney, liver, pancreas, spleen, skin, stomach, prostate, testes, ovaries, etc. (and lots more that are not listed here)

11 Organ Systems System: A group of interacting components that perform a certain function. System: A group of interacting components that perform a certain function. Example to the left is the Skeletal System Example to the left is the Skeletal System Other Examples: Circulatory System, Digestive System, Immune System, Nervous System, and Respiratory System. Other Examples: Circulatory System, Digestive System, Immune System, Nervous System, and Respiratory System.

12 Organisms An organism is an individual living system or creature. An organism is an individual living system or creature. An organism maybe unicellular or multi- cellular An organism maybe unicellular or multi- cellular Examples: Crocodiles, Frogs, Plants, Bacteria, Humans, Lizards Examples: Crocodiles, Frogs, Plants, Bacteria, Humans, Lizards

13 Which is the correct order from smallest to largest? A. Tissue, Cell, Organ, Organ System, Organism A. Tissue, Cell, Organ, Organ System, Organism B. Cell, Tissue, Organ System, Organ, Organism B. Cell, Tissue, Organ System, Organ, Organism C. Cell, Tissue, Organ, Organ System, Organism C. Cell, Tissue, Organ, Organ System, Organism D. Cell, Organ, Tissue, Organ System, Organism D. Cell, Organ, Tissue, Organ System, Organism

14 Types of Tissues Epithelial Tissue: Covers and protects the underlying tissue. Epithelial Tissue: Covers and protects the underlying tissue. Example of this is Skin. Example of this is Skin. This type of tissue also forms the outer layer of many organs such as the heart and lungs. This type of tissue also forms the outer layer of many organs such as the heart and lungs.

15 Types of Tissues Nervous Tissue sends electrical signals throughout the body. Nervous Tissue sends electrical signals throughout the body. Examples of nervous tissue are your brain tissue and spinal cord tissue. Examples of nervous tissue are your brain tissue and spinal cord tissue. There are 45 miles of nerves in the skin of a human being. There are 45 miles of nerves in the skin of a human being.

16 Types of Tissues Muscle Tissue is made of cells that contract and relax to produce movement. Muscle Tissue is made of cells that contract and relax to produce movement. Your Arms, Heart, and Stomach have muscle tissue. Your Arms, Heart, and Stomach have muscle tissue. If all of the muscles that make up your body could pull together in one direction they could pull something that weighs 25 tons. If all of the muscles that make up your body could pull together in one direction they could pull something that weighs 25 tons.

17 Types of Tissues Connective Tissue helps join, supports, protect, insulate, nourish and cushion organs. Connective Tissue helps join, supports, protect, insulate, nourish and cushion organs.

18 Types of Tissues

19 Organs Organ is two or more tissues working together to perform a specific function in the body. Organ is two or more tissues working together to perform a specific function in the body. Examples: Heart, Lungs, Brain, Kidneys, Eye, Stomach, Skin, and Bones. Examples: Heart, Lungs, Brain, Kidneys, Eye, Stomach, Skin, and Bones.

20 List of Organs in the Human Body Brain, brain stem, eye, pituitary, thyroid, heart, lung, esophagus, appendix, bladder, gallbladder, large intestine, small intestine, kidney, liver, pancreas, spleen, skin, stomach, prostate, testes, ovaries, etc. (and lots more that are not listed here) Brain, brain stem, eye, pituitary, thyroid, heart, lung, esophagus, appendix, bladder, gallbladder, large intestine, small intestine, kidney, liver, pancreas, spleen, skin, stomach, prostate, testes, ovaries, etc. (and lots more that are not listed here)

21 Organ Systems System: A group of interacting components that perform a certain function. System: A group of interacting components that perform a certain function. Example to the left is the Skeletal System Example to the left is the Skeletal System Other Examples: Circulatory System, Digestive System, Immune System, Nervous System, and Respiratory System. Other Examples: Circulatory System, Digestive System, Immune System, Nervous System, and Respiratory System.

22 Organ Systems Integumentary System protects tissues and cells beneath Integumentary System protects tissues and cells beneath So what types of tissues does the integumentary system primarily composed of? So what types of tissues does the integumentary system primarily composed of? Most people shed about 600,000 particles of skin every hour, which amounts to 1.5 pounds per year. Within an average lifetime this means you lose about 105 pounds of skin. Most people shed about 600,000 particles of skin every hour, which amounts to 1.5 pounds per year. Within an average lifetime this means you lose about 105 pounds of skin.

23 Organ Systems Muscular System helps you move Muscular System helps you move Made up primarily of muscle tissues. Made up primarily of muscle tissues. Muscles are found nearly every where throughout your body. Muscles are found nearly every where throughout your body. Any place you can move or that naturally moves inside your body has muscle Any place you can move or that naturally moves inside your body has muscle

24 Organ Systems Skeletal System helps support and protect body parts Skeletal System helps support and protect body parts Have you ever broken part of your skeletal system? Have you ever broken part of your skeletal system? Your skeletal system completely replaces itself every 2 years. Your skeletal system completely replaces itself every 2 years. Skeletal System Video Skeletal System Video Skeletal System Video Skeletal System Video

25 Organ Systems Cardiovascular System (circulatory system) helps circulate blood throughout the body. Cardiovascular System (circulatory system) helps circulate blood throughout the body. Includes the heart, veins, and arteries. Includes the heart, veins, and arteries. It pumps oxygenated blood away from the heart and blood without oxygen towards the heart. It pumps oxygenated blood away from the heart and blood without oxygen towards the heart. Red blood cells last about 4 months and travel about 1000 miles in their lifetime. Red blood cells last about 4 months and travel about 1000 miles in their lifetime. Video about the Heart Video about the Heart Video about the Heart Video about the Heart The heart is a strong enough muscle that if unconstrained by the body it could pump blood 30 feet in one direction. The heart is a strong enough muscle that if unconstrained by the body it could pump blood 30 feet in one direction.

26 Organ Systems Respiratory Systems helps absorb oxygen and release carbon dioxide. Respiratory Systems helps absorb oxygen and release carbon dioxide. Performs in part the process of respiration! Performs in part the process of respiration! Respiratory System Video Respiratory System Video Respiratory System Video Respiratory System Video

27 Organ Systems Urinary System (Excretory System) filters or removes waste products from your body. Urinary System (Excretory System) filters or removes waste products from your body. This system filters your waste products to make sure you are not getting rid of needed materials. This system filters your waste products to make sure you are not getting rid of needed materials. Organs within this system include in part your lungs, skin, and kidneys. Organs within this system include in part your lungs, skin, and kidneys.

28 Organ Systems Male Reproductive System produces sperm needed for reproduction. Male Reproductive System produces sperm needed for reproduction. This organ system produces sperm for reproduction. This organ system produces sperm for reproduction.

29 Organ Systems Female Reproductive System produces eggs needed for reproduction. Female Reproductive System produces eggs needed for reproduction. This organ system produces eggs for reproduction. This organ system produces eggs for reproduction.

30 Organ Systems Nervous System sends and receives electrical signals throughout the body. Nervous System sends and receives electrical signals throughout the body. Parts of this organ system include nerves throughout your body, your spinal cord, and your brain. Parts of this organ system include nerves throughout your body, your spinal cord, and your brain. These electrical signals can travel at about 250mph. These electrical signals can travel at about 250mph. Nervous System Video Nervous System Video Nervous System Video Nervous System Video

31 Organ Systems Digestive System breaks down food into nutrients that the body can absorb. Digestive System breaks down food into nutrients that the body can absorb. Your digestive cells are so acidic they have to replace themselves every 3 days. Your digestive cells are so acidic they have to replace themselves every 3 days. The cells absorb this nutrients by diffusion. The cells absorb this nutrients by diffusion. Organs in this system include your mouth, esophagus, stomach, small intestine, and large intestine. Organs in this system include your mouth, esophagus, stomach, small intestine, and large intestine. Digestive System Video Digestive System Video Digestive System Video Digestive System Video

32 Organ Systems Lymphatic System helps return leaked fluids to blood and gets rid of bacteria and viruses. Lymphatic System helps return leaked fluids to blood and gets rid of bacteria and viruses. This system is also known as the immune system that helps fight off disease. This system is also known as the immune system that helps fight off disease. The organs that make up this system are known as lymph nodes. They are located all over your body including your chest, neck, pelvis, armpit, and groin. The organs that make up this system are known as lymph nodes. They are located all over your body including your chest, neck, pelvis, armpit, and groin. Immune System Video Immune System Video Immune System Video Immune System Video

33 Organ Systems Endocrine System has glands that help send out chemical messages. Endocrine System has glands that help send out chemical messages. Lets you know when your hungry, tired, etc. Lets you know when your hungry, tired, etc. Organs included in this system are your thyroid and your brain. Organs included in this system are your thyroid and your brain.

34 Organisms Organism is an individual living system or creature. Organism is an individual living system or creature. An organism maybe unicellular or multi- cellular An organism maybe unicellular or multi- cellular Examples: Crocodiles, Frogs, Plants, Bacteria, Humans, Lizards Examples: Crocodiles, Frogs, Plants, Bacteria, Humans, Lizards

35 Whats a System? A set of inter-related components working together to perform a specific function is a system. A set of inter-related components working together to perform a specific function is a system. A function is a job of a person or an object. A function is a job of a person or an object. Human System 101 Video Human System 101 Video Human System 101 Video Human System 101 Video

36 Question #11 Which of the following statements describes how tissues, organs, and organ systems are related? Which of the following statements describes how tissues, organs, and organ systems are related? A. Organs form tissues, which form organ systems. A. Organs form tissues, which form organ systems. B. Organ Systems form organs, which form tissues. B. Organ Systems form organs, which form tissues. C. Tissues form organs, which form organ systems. C. Tissues form organs, which form organ systems. D. None of the Above D. None of the Above

37 Question #12 The human skeleton has 206 bones. The human skull has 22 bones. What percentage of human bones are skull bones? The human skeleton has 206 bones. The human skull has 22 bones. What percentage of human bones are skull bones? Skull Bones/Skeleton Bones=? Then take that answer and multiply it by 100 Skull Bones/Skeleton Bones=? Then take that answer and multiply it by /206 X 100/1 = 10.68% 22/206 X 100/1 = 10.68%

38 Question #13 How is the human body and a car alike? How is the human body and a car alike? Both the human body and a car contain several different systems. A car has an exhaust system to take in air and remove waste products. The human body has a respiratory system to take in air and a digestive system to get rid of waste products. Both the human body and a car contain several different systems. A car has an exhaust system to take in air and remove waste products. The human body has a respiratory system to take in air and a digestive system to get rid of waste products.


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