Human Body Systems Human Body Organization The Human Body is composed of Organ Systems are composed of Organs are composed of Tissues are composed of Cells DIGESTIVE SYSTEM is a body system made up of digestive tract and glands responsible for digestion of food. Functions of Digestive System: Digestion of food. Breaking down of chunks of food into bits. Absorption of food nutrients. Excretion of undigested food. PARTS OF DIGESTIVE SYSTEM. Digestive Glands Salivary Gland –
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LEVELS OF ORGANIZATION OF NERVOURS SYSTEM: NEURONS: * STRUCTURE AND FUNCTION: Specialized cell transmitting nerve impulses; a nerve cell. Neurons have specialized projections called dendrites and axons. Dendrites bring information to the cell body and axons take information away from the cell body. Neurons communicate with each other through an electrochemical process. Information is transmitted to the receiving cell at junctions via chemical messengers called neurotransmitters. At this juncture
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to: navigation‚ search This article is about the human body as a whole. For components within the human body‚ see human anatomy. [[File:|thumb|300px|Human body features displayed on bodies on which body hair and male facial hair has been removed]] The human body is the entire structure of a human organism‚ and consists of a head‚ neck‚ torso‚ two arms and two legs. By the time the human reaches adulthood‚ the body consists of close to 100 trillion cells‚[1] the basic unit of life.[2] These
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Proper Posture I used to have poor posture growing up. But shortly after I begun practicing yoga my posture started to improve. Yoga is known to improve posture‚ so are other types of exercises. Core Power Yoga‚ the studio I go to‚ is even more known for strengthening your core as a goal of each class. I have developed my core muscles a lot. All the postures promote good posture and core strength. When I am not in yoga‚ I focus on holding up my posture throughout my daily movements. I draw my shoulders
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The Endocrine System Sarah Horton Texas Woman’s University Introduction The endocrine system is one of two systems in the human body that regulates all bodily functions. It is comprised of organs called endocrine glands and include the ovaries‚ testes‚ pituitary‚ hypothalamus‚ pineal‚ pancreas‚ kidneys‚ thyroid‚ parathyroid‚ thymus‚ and adrenal glands. These glands‚ which are spread throughout the body‚ are responsible for the extensive and enduring release of certain hormones into the bloodstream
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Human Body System Interaction . All the systems in the human body are vital to our survival and well-being. If you take away the functions of just one of these systems our whole body will cease to work properly. The main systems of the human body are the nervous‚ endocrine respiratory‚ circulatory‚ immune‚ digestive‚ excretory‚ skeletal‚ muscular‚ and the reproductive systems. They all work together in harmony and unison to keep us alive. The nervous and endocrine systems are what control
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Compounds That Compose the Human Body There are five major groups of compounds that compose the human body. They are carbohydrates‚ lipids‚ proteins‚ nucleotides‚ and water. These are all very important to humans and without them we would not be able to survive. They have many functions that encourage a human cell and a human body to function. Carbohydrates include sugars and starches‚ contain carbon‚ hydrogen‚ and oxygen which appears in a ratio of 1:2:1. Carbohydrates are classified
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The human body is the entire structure of a human being and comprises a head‚ neck‚ trunk (which includes the thorax and abdomen)‚ arms and hands‚ legs and feet. Every part of the body is composed of various types of cell.[1] At maturity‚ the estimated average number of cells in the body is given as 37.2 trillion. This number is stated to be of partial data and to be used as a starting point for further calculations. The number given is arrived at by totalling the cell numbers of all the organs
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The human Body is a very complex organism. It is composed of many different organs systems‚ which are vital for the body to function properly. They work with one another in order to carry out daily life activities and maintain the body’s proper functions. Among these organ systems lies one of the most important‚ the nervous system. The nervous system functions as the control center of the body‚ and it is in charge of the activities of the rest of the organs systems and the body’s components (Marieb
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Brittany Barnes Period: 1 Date: 8-29-13 Chapter 1 Introduction to Human Anatomy and Physiology Part A 2. Distinguish between the activities of anatomists and physiologists. Anatomists deal with the structure (morphology) of the body parts. This includes the shapes‚ forms‚ and placement of body organs and appendages. Physiologists deal with the functions of body parts‚ what the body parts do‚ and how this is accomplished. 3. How does a biological structure’s form determine its function? Give
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