Clinical Chemistry 3 Lecture 5 CALCIUM HOMEOSTASIS AND HORMONAL REGULATION Roles of Calcium Signal transduction pathways àacts as a second messenger‚ in neurotransmitter release from neurons Contraction of all muscle cell types Fertilization Enzyme cofactor àblood-clotting cascade Proper bone formation PRINCIPAL ORGANS INVOLVED IN CALCIUM HOMEOSTASIS Small Intestines Bones (Skeletal System) Kidneys Normal Total Calcium: 2.2-2.6 mmol/L (9-10.5 mg/dL) Normal Ionized Calcium:
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Muscular Dystrophy is a disorder that is passed down through families‚ and can occur in both adulthood‚ and childhood. There are multiple types of Muscular Dystrophy such as Becker MD‚ Duchenne MD(deadly)‚ Emery-Deifuss MD‚ Facioscapulohumeral MD‚ Limb-Girdle MD‚ Myotonia MD‚ Mytonic MD etc.. Symptoms related to muscular dystrophy inlcue muscle weakness(slowly gets worse over time)‚ delayed development to muscle motor skills‚ loss of strength in a muslce/group of muscles‚ loss in muscle size‚ difficulty
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Muscular and Flexibility Project (Teen Class) My class participants have a good overall health. Many of them have strong upper body strength and a moderate strength on the legs. They lack a core body and abdominal strength and have very low levels of flexibility. They need the most amount of work in flexibility. Weekly Routine for Flexibility Workout Day Flex Exercises Muscle Stretched Reps Time Reps Time Reps Time Mon Lying Quad Stretch Quads 4 20 4 20 4 25 Mon Modified
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Muscular System Animations 1. How do nerve impulses cause muscle contraction? Skeletal muscle is under voluntary control. Nerve impulses that originate in the central nervous system cause muscles to contract. Both neurons and muscle tissue conduct electrical current by moving ions across cellular membranes. A motor neuron ends in a synapse with a muscle fiber. The neuron releases acetylcholine and transfers the action potential to the muscle tissue. The signal will travel through the tissue
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The Effectiveness of Anesthesia on Spinal Muscular Atrophy Such diseases can affect the muscles. Asides from diseases‚ muscles can also be affected by its conditions. Muscular atrophy is when muscles waste away. Muscle wasting can be caused by a lack of physical activity due to a disease or injury‚ making it difficult or impossible to move certain body parts‚ such as a leg or an arm. There are other causes for muscle atrophy as well‚ but the lack of physical activity occurs to be the main reason
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Those with muscular dystrophy are often hesitant when it comes to exercise. As anyone with the condition knows‚ exercise can take a toll but it can also do a lot of good. In fact‚ studies show that regular exercise can help make daily activities easier since it improves strength as well as flexibility and endurance. Those with muscular dystrophy can build nice‚ firm glutes just like everyone else. The only difference is the approach. Before you begin‚ make sure to talk to your doctor. Once you
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Homeostasis 1.Meaning of Homeostasis: A) contributor and provider B) expand * C) same or constant D) receiver 2.What is the normal pH value for body fluid? A) 7.15-7.25 * B) 7.35-7.45 C) 7.55- 7.65 D) 7.00-7.35 E) 6.5-7.5 3.An example of the urinary system working with the respiratory system to regulate blood pH would be A) When you hold your breath the kidneys will remove CO2 from your blood B) If you exercise a lot your urine will become more acidic * C) If you develop emphysema
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Muscular dystrophy (MD) is a group of genetic diseases involving progressive weakness and degeneration of the muscles that control movement. In some forms of MD‚ the heart muscles and other involuntary muscles‚ as well as other organs‚ are affected. There are 9 distinct types of MD. Myotonic MD is the most common form among adults‚ while Duchenne MD is the most common form among children (it affects only boys). Some are severe diseases at birth that lead to early death. Others follow very slow progressive
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Homeostasis in the Human Body Homeostasis is the maintenance of a stable internal environment within tolerance limits‚ this is the restricted range of conditions where cellular operations effectively work at a consistent rate and maintain life. These conditions include temperature‚ blood glucose levels‚ pupil diameter control and many more. The body is made up of many cells. Many specialized cells group up to form a tissue. Tissues group up to form organs‚ these organs can then connect to form
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Homeostasis The ability of the body to maintain physiological parameters necessary for the preservation of life within a narrow range is referred to as homeostasis. In health‚ to a certain extent‚ the body can cope with this alteration and can constantly regulate the physiological changes in response to fluctuations in the external environment. For example‚ the maintenance of normal partial oxygen and carbon dioxide pressure‚ the right concentration of nutrients and waste products‚ the normal
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