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  • Heat Blood Vessels
    424 words
    Lesson 1: Making Healthy Choices Lesson Assignment 1.1 1. Health 2. False 3. Wellness- a condition of physical, intellectual, environmental, and social well-being 4. Life expectancy 5. Health behavior, physical environment, hereditary influences, and quality of health care services 6. False 7. Physical, intellectual, emotional, social 8. No. The skiing example is a great illustration of this point. Skiing has many risks of serious injury, but the positive outcome of fun and satisfaction outweigh...
  • Smaller Blood Vessels Into The Lower Body
    870 words
    The Circulatory System Circulatory System or cardiovascular system, in humans, is the combined function of the heart, blood, and blood vessels to transport oxygen and nutrients to organs and tissues throughout the body and carry away waste products (Encarta 2000). The heart, blood, and blood vessels are the three structural elements that make up the circulatory system. The Heart: The heart is the engine or the pump of the circulatory system. It is divided into four chambers: the right atria, the...
  • Microscope At Broken Blood Vessels And Nerves
    931 words
    Microsurgery: Sew Small man came into the emergency ward at one o'clock. His thumb came in an hour later. The surgeon's job: get them back together. The successful re-attaching of fingers to hand requires long hours of painstaking work in microsurgery. In the operating room, the surgeon doesn't stand, but sits in a chair that supports her body. Her arm is cradled by a pillow. Scalpels are present as are other standard surgical tools, but the suture threads are almost invisible, the needle thinne...
  • Vessels In The Back Of The Eye
    453 words
    Seeing the Vessels of the Retina Have you ever seen a doctor look into a patient's eye with an instrument called an 'ophthalmoscope'? The instrument lights up the inside of the eye and magnifies the vessels of the retina in the rear of the eye. This gives the doctor an idea about how healthy you are as he looks a tall the vessels in the back of your eye. HYPOTHESIS I wanted to know if a person could see the blood vessels in the back of their own eye without using the instrument that the doctor u...
  • Brain By Blood Through The Arteries
    1,120 words
    Table of ContentsDefinition 2General Information 3TypesIschemic Stroke 4Hemorrhagic Stroke 5Stroke Warning Signs. 6Risk FactorsTreatable Risk Factors 7How a CVA is Diagnosed 8Medical TreatmentEmergency and Rehabilitation. 9Prevention and Prognosis 10Effects of Stroke 11Common Problems and Complications 12Statistics 13Cost Of Stroke to the United States 14Final Data for 2000 14Key Terms 15DefinitionA cerebrovascular accident more commonly known as a stroke or brain attack is the term used to desc...
  • Brain Signals Blood Vessels
    706 words
    Concepts of Lifetime Fitness September 1, 1997 Homeostasis is the state of equilibrium in which the internal environment of the human body remains relatively constant. Two excellent examples of homeostasis are how the body maintains a constant temperature and blood pressure during strenuous physical activity or exercise. Although there are many other activities in the body that display homeostasis, I will only discuss these two. Temperature in the human body is usually kept at approximately 37 d...
  • Blood To The Brain
    580 words
    Stroke When a family member has a stroke, the family could also be highly affected. The person may have slurred speech, facial weakness, loss of bladder control, difficulty in breathing and swallowing, and paralysis or weakness, particularly on one side of the body. A stroke is also referred to as cerebral apoplexy and cerebrovascular accident (CVA). It is a cardiovascular disease that affects the blood vessels supplying blood to the brain. It is also called a brain attack. A stroke occurs when ...
  • Muscular System Of The Earthworm
    458 words
    How is the anatomy and physiology of an Earthworm classified? Earthworms are hermaphrodite and have both male and female reproductive cells. They cannot self-fertilize, however, and must find a mate to exchange sperm cells with. Earthworms reach sexual maturity at about four weeks old. This species comes to the surface to mate. Copulation, which may take up to an hour, involves two worms lying together with their heads pointing in opposite directions. While mating, the worms seem to shut out all...
  • Aneurysm In A Brain Artery
    511 words
    By definition, an aneurysm is swelling of the blood vessel. They commonly occur in an artery or vein after a heart attack. An aneurysm can cause a blood clot, which can lead to major damage to the heart and brain. Identifying an aneurysm is very difficult. There are very little symptoms that can be detected. The symptoms change depending on where the artery is located: A Thoracic aneurysm produces a dry cough; pain in the chest neck, back and abdomen. The pain may be sudden and sharp. Abdominal ...

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