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Free research essays on topics related to: endocrine system

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  • Metabolic Muscular And Nervous Systems - 1,672 words
    ... ws the cross-bridge to detach and re-attach to another active site on an actin molecule. This contraction cycle is repeated as long as free calcium is available to bind the troponin and ATP is available to provide the energy. The signal to stop contraction is the absence of the nerve impulse at the neuromuscular junction. When this occurs, an energy requiring calcium pump located within the sarcoplasmic reticulum begins to move the calcium back into the sarcoplasmic reticulum. This removal of calcium from troponin causes tropomyosin to move back to cover the binding sites on the actin molecule and cross-bridge interaction ceases. It is possible for skeletal muscle to exert force without ...
    Free research essays on topics related to: central nervous, endocrine system, metabolic, muscular, nervous, nervous system, peripheral nervous system
  • Anatomy - 2,864 words
    Anatomy - is the study of the structure of the body parts & their Physiology - concerns with the function of the bodys structural Gross Anatomy - is the study of the large body structures visible to the naked eye. It can be approached in different ways. Regional Anatomy - is the study of all the structures in one particular Systematic Anatomy - is when anatomy is studied system by system. Surface Anatomy - is the study of the internal structures as they relate Microscopic Anatomy - is the study of structures too small to be seen They are usually divided into operations of specific organ systems. The Principle of Complementarity of structure & Function - Anatomy & Physiology are taught togeth ...
    Free research essays on topics related to: anatomy, anatomy physiology, white blood cells, urinary system, ligament
  • Yoga - 866 words
    The term Yoga has a few meanings. Its both a school of thought in the Hindu religion, and a system of mental and physical exercise developed by this school. All forms of yoga originated in India. People who follow this school, and practice any form of yoga are called yogis, or yogins. Students study under prolonged and careful guidance of the teacher, known as the guru. The first syllable gu, in Sanskrit means light; the second syllable, ru means light. A guru is a spiritual teacher who leads the pupil from darkness to light. Literally, yoga means the union of mind and body. In Sanskrit, the language of India, yoga means discipline. Many people in western countries practice some form of yoga ...
    Free research essays on topics related to: bhakti yoga, raja yoga, yoga, transcendental meditation, nervous system
  • Pancreas - 1,124 words
    The pancreas is a long narrow gland, which is part of both the digestive system and the endocrine system. This small organ is approximately six inches long and one inch thick. It is located in the upper abdomen and is attached to the duodenum, which is the upper part of the small intestine. It extends upward behind the stomach to the spleen. The pancreas is made up of two different types of tissue, the islets of Langerhans and acinar cells. The pancreas has five sections: the wider end is called the head, the middle section is the body, and the narrow end is the tail. The uncinate bends backwards and beneath the body of the pancreas. The thin neck connects the head and the body. (Pathology2. ...
    Free research essays on topics related to: pancreas, genetic disease, pancreatic cancer, risk factor, spleen
  • 32342343242342 - 1,443 words
    Knowing about the body systems is important. When you know about your body, youll be more healthy than if you didnt. Any sport player needs to know and understand how all his muscles work, so when it comes to exercise or working out, they can know what their limits are. The skeletal system is made up of your bones, ligaments, and tendons. It determines the shape and symmetry of the body; acts as a protective device for your organs; acts as a firm base for the attachments of muscles (without bones, your muscles would not function properly); and the marrow tissues in the cavity of the bones produces red cells and some white cells, required in your blood. Humans have an endoskeleton, meaning th ...
    Free research essays on topics related to: circulatory system, human race, respiratory system, minerals, sending
  • American Beauty The Movie - 1,569 words
    In the movie American Beauty we see a commentary about people in contemporary society both as individuals and as members of families. I selected the character of Lester Burnham, played by Kevin Spacey, and did a psychological examination on him using the biopsychosocial model. I noticed many important details that had to be read under close evaluation which represented the heart of Lester. He is a man weighed down with a soul-sucking job as a corporate slave at a media marketing magazine. And he hates his life. He doesnt have a good outlook on much. He starts out as sort of a schlep with bad posture & is out of shape. He jump-starts each day by masturbating in the shower, and it's all downhi ...
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  • Negative Effects Of Steroid Use - 1,918 words
    For years, anabolic steroids have been used by competitive athletes have used to improve performance through muscular size or strength, and by noncompetitive weight trainers for purely cosmetic physique enhancement. In the vast majority of cases, users of that have taken steroids for prolonged periods have reported considerable gains in physical size and strength. However, a large number of side effects and health risks have been linked to extended use of anabolic steroids. Research has indicated that the negative effects of steroid use far outweigh the positive effects. As a result, anabolic steroids are now illegal to use for performance enhancement in professional and competitive sports. ...
    Free research essays on topics related to: positive effects, side effects, steroid, steroid abuse, steroid use
  • Biological Bases Of Behavior - 523 words
    How do humans react to the ferocious roar of the bear? Why do humans have headaches and stress out when come upon to do certain tasks? The environment, genes and chromosomes, and the central nervous system are factors to answer these questions. The human psychological characteristics and behavior are built by a combination of these factors. Psychologists use these factors to determine peoples psychological makeup and behavior. However, a persons characteristics come primarily from their genes. From the time the baby gets out into the real world inherited genes are making the baby act in a certain way. When someone tickles them, they might cry or laugh. Their genes establish their reaction to ...
    Free research essays on topics related to: biological, human behavior, human life, spinal cord, influential
  • Erectyle Disfunction - 1,159 words
    Will we ever be able to produce something capable of making us reach the optimum of one of humankind's most basic needs? Will there always be a side effect? Since the beginnings of civilization, people have been obsessed about their sexuality. Men and women have always tried to achieve a maximum amount of pleasure in any possible way. For human beings this is obtained through the orgasm. Humans usually attain this is goal through sexual intercourse or masturbation. However, sometimes the psychological and physical conditions of a person can deprive him or her from reaching that goal. Thankfully, science and anatomy have also always interested mankind. This has helped to find solutions for pr ...
    Free research essays on topics related to: sensory experience, prevention strategies, behavioral therapy, identification, civilization
  • The Die In Diet: How North American Ideas Of Beauty Harm Women - 1,703 words
    H2>Introduction Humankind has always been aware of the existence of beauty. As our species has grown intellectually and socially, the standards that constitute beauty have changed to suit our culture. Females, in particular, are given more focus than males when it comes to appearance (Jackson, 1992). For instance, cosmetics cater almost exclusively to women and while they are considered a luxury, they have come to represent more of a grim necessity for females (Hansen & Reed, 1986). In the Western civilisation of North America, the concept of what constitutes beauty has transformed from the curvy and voluptuous looks of Marilyn Monroe to the sickly thin figure of supermodel Twiggy. The most ...
    Free research essays on topics related to: american, american culture, beauty myth, north america, north american
  • Low Self Esteem - 1,180 words
    Languages, colors, cultures and also the way one behaves may differ from one nation to another. Yet, each and every one of us living on the surface of this planet have several things in common. One of these similarities is that we all have a way of regarding our own self. It is believed that a large amount of individuals feel very good about themselves. Nevertheless, from time to time even the best of us get a dose of negative emotions. Very heartbreaking stories about self dislike were told by many depressed teenagers and older people. What are the causes of this kind of low self esteem and how can one person get solutions to outcome them? Self Esteem is defined as confidence in your own me ...
    Free research essays on topics related to: esteem, self esteem, self image, older people, young people
  • Urinary And Digestive System - 1,090 words
    Digestive and Urinary System Lesson 1: The Digestive System Terms: q Digestion: q Absorption: q Elimination: q Mastication: q Peristalsis: q Gastric Juices: q Bile: Functions of the Digestive System: q Digestion, Absorption, and Elimination. q Digestion occurs in the digestive tract which includes: 1. Mouth: Mastication occurs and enzymes produced by salivary glands starts digesting carbohydrates. 2. Esophagus: 10 in. long and extends from the pharynx to the stomach. Food moves down the esophagus by the peristalsis. The sphincter, a circular muscle at the entrance of the stomach opens and closes to allow food to enter the stomach. 3. Stomach: Holds about 1qt of food for 3-4 hours and control ...
    Free research essays on topics related to: digestive, digestive system, endocrine system, urinary, urinary system

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