There are many different things that contribute to the elasticity of muscles‚ but the focus of Aboodarda and colleagues is specifically on myofascia‚ the irregular dense connective tissue that connects and encompasses every muscle and organ in the body‚ as it is the component that is thought to have responsibility for the elasticity of muscle tissues. As a response to injury‚ among other factors‚ myofascia may bond to abutting structures and contract‚ which may cause adhesions. These adhesions may
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Name: Ng Shun Yi From: 1.1 Date: 10. 11. 2014 B6D2: Realising that Humans are Complex Organism B6D2E1: Discuss why humans are complex organism in various presentation use any two system in human as the centre of our discussion. Write an essay about 500 words from your discussion. The first thing is that human beings have various types of cell which are specialised. They perform certain specific functions. There is also division of labour. Examples of cells in the human body are muscle cell‚ human
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• Type 1 - single vascular pedicle (e.g. tensor fascia latae). • Type 2 - Dominant vascular pedicle and minor vascular pedicle‚ one dominant vascular pedicle usually entering close to the origin or insertion of the muscle with additional smaller vascular pedicles entering the muscle belly (e.g. gracilis). • Type 3 - Two dominant pedicles‚ each arising from a separate regional artery (e.g. gluteus maximus). • Type 4 - Segmental vascular pedicles (e.g. Sartorius). • Type 5 - Single dominant vascular
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CPR‚ Adult Cardiopulmonary resuscitation (CPR) is a skill that almost anyone can learn to perform. It can be lifesaving when performed on a person whose breathing or heartbeat has stopped. When the heart stops beating‚ the flow of blood to the brain and other vital organs also stops. This usually causes brain damage or death if not treated within minutes. CPR consists of steps that are based on the CAB sequence: chest compressions‚ airway‚ and breathing. If you see an adult collapse and lose
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Muscle Contraction Helpful links: Diagrams: http://themedicalbiochemistrypage.org/muscle.php http://classes.midlandstech.edu/carterp/Courses/bio210/chap09/lecture1.html Good explanations: http://science.howstuffworks.com/life/human-biology/muscle2.htm Quiz: http://www2.muw.edu/~jfortman/220practst2.html Flashcards: http://quizlet.com/17858377/physiology-ch-8-muscles-flash-cards/ http://quizlet.com/16553525/quiz-4-flash-cards/ http://quizlet
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INVESTIGATION OF PHYSIOLOGICAL & MECHANICAL PROPERTIES OF SKELETAL MUSCLE USING FROG GASTROCNEMIUS AIM The purpose of this experiment was to demonstrate the physiological as well as mechanical properties of skeletal muscle using the gastrocnemius muscle of a frog by exploring five different investigations namely the single twitch‚ the graded response‚ the relationship between muscle length and tension‚ muscle tetanus‚ and muscle fatigue. These individual experiments aim to explore the way muscles
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A contraction in skeletal muscle is caused by specialized intracellular thin and thick filaments‚ actin and myosin‚ sliding past each other. Contraction and relaxation of skeletal muscle bring about body movements. These body movements are voluntary and facilitated by the somatic nervous system. Near contact between somatic motor neurons and the muscle fibers are referred to as neuromuscular junctions. It is at the neuromuscular junctions that neurons are able to transmit a signal to the muscle fibers
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Jenna Gunselman 12/1/2011 Biochemistry Extra Credit Paper Estrogen and Its Effects Estrogens are steroids that are important in the reproductive cycles of humans and some animals‚ and they are the main female sex hormones. They easily diffuse across cell membranes‚ and once they are inside‚ they bind to estrogen receptors to control many genes and their expressions. In human women‚ there are three types of estrogen: estradiol‚ which is the dominant form of estrogen in women who are not pregnant
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Exercise 2: Skeletal Muscle Physiology Worksheet Single Stimulus Activity 1: Identifying the Latent Period 1. How long is the latent period? 2.78 msec 2. Does the latent period change with different stimulus voltages?No Activity 2: Identifying the Threshold Voltage 1. What do you see in the Active Force display?I saw a very slight peak at .8 2. What is the threshold voltage? .8 V 3. How does the graph generated at the threshold voltage differ from the graphs generated
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E X E R C I S E 2 Skeletal Muscle Physiology O B J E C T I V E S 1. To define these terms used in describing muscle physiology: multiple motor unit summation‚ maximal stimulus‚ treppe‚ wave summation‚ and tetanus. 2. To identify two ways that the mode of stimulation can affect muscle force production. 3. To plot a graph relating stimulus strength and twitch force to illustrate graded muscle response. 4. To explain how slow‚ smooth‚ sustained contraction is possible in
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