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1 a system of membrane-bound tubules that surrounds muscle fibrils, releasing calcium ions during contraction and absorbing them during relaxation.
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3 The Body has 3 energy systems that are used as needed to continuously feed the muscles during any physical activity.
4 used, designed, or performed to cause a temporary increase in heart rate
5 The origin is the attachment site that doesn't move during contraction
6 es mitochondries sont des organites présents dans toutes les cellules de la plupart des eucaryotes1, hormis certaines cellules telles que les érythrocytes (globules rouges).
7 the sum of the physical and chemical processes in an organism by which its material substance is produced, maintained, and destroyed, and by which energy is made available.
8 the branch of biology dealing with the functions and activities of living organisms and their parts, including all physical and chemical processes
9 (of an organism or tissue) living in the absence of air or free oxygen.
10 The combination of a substance with oxygen
11 a disk of cartilage between the articulating ends of the bones in a joint.
12 the quality or state of being strong : capacity for exertion or endurance
13 is a complex molecular machine, found within all living cells, that serves as the site of biological protein synthesis (translation)
14 Chemical substances released into the blood by endocrine glands to influence tissues in other parts of the body
15 a tough fibrous band of tissue connecting the articular extremities of bones or supporting an organ in place
16 bodily exertion for the sake of developing and maintaining physical fitness
17 est l'unité biologique structurelle et fonctionnelle fondamentale de tous les êtres vivants connus. C'est la plus petite unité vivante capable de se reproduire de façon autonome
18 is a membrane-enclosed organelle found in eukaryotic cells.
19 a body tissue consisting of long cells that contract when stimulated and produce motion
20 a tough cord or band of dense white fibrous connective tissue that unites a muscle with some other part (such as a bone) and transmits the force which the muscle exerts
21 ny of the filamentous bands of nervous tissue that connect parts of the nervous system with the other organs, conduct nerve impulses, and are made up of axons and dendrites together with protective and supportive structures
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