Histology Laszlo Vass‚ Ed.D. Version 42-0013-00-01 Lab RepoRt assistant This document is not meant to be a substitute for a formal laboratory report. The Lab Report Assistant is simply a summary of the experiment’s questions‚ diagrams if needed‚ and data tables that should be addressed in a formal lab report. The intent is to facilitate students’ writing of lab reports by providing this information in an editable file which can be sent to an instructor.
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Muscle spasms are involuntary contractions of muscles that are often very painful. Muscle spasms are also called cramps or referred to as a “Charley horse”. These contractions are most frequent on the leg muscles but can also occur in the hands‚ arms and abdomen. (www.webmd.com) Typically the muscles become very hard and tight. There are many causes of muscle spasms. The most common cause is overuse during athletic activities such as sports or general exercise. Other causes include not
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voluntary muscle the different types of muscle fibre including slow twitch fast twitch‚including how their properties are influenced by their reliance on aerobic and anaerobic energy sources. Skeletal muscle is made up of bundles of individual muscle fibres called myocytes. Each myocyte contains many myofibrils‚ which are strands of proteins (actin and myosin) that can grab on to each other and pull. This shortens the muscle and causes muscle contraction. It is generally accepted that muscle fibre
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The atria receive blood returning to the heart from the body and the ventricles pump blood from the heart to the body. Valves allow blood to flow in one direction between the chambers of the heart. The Heart Wall The heart is composed of cardiac muscle which enable the heart to contract and allow the synchronization of the heart beat. The heart wall is divided into three layers: the epicardium‚ myocardium‚ and endocardium. * Epicardium - outer protective layer of the heart. * Myocardium
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Thomas Warner Research Paper Regulation of Muscle Hypertrophy Our skeletal muscles make up 40-50% of our total mass and are essential for all humans to move‚ breath‚ and stand up straight. For the first 20 years of our lives and for those physically active after our muscles are continually growing. Satellite cells are responsible for this growth in our skeletal muscle and are referred to as muscle stem cells. When skeletal muscle cells are traumatized due to physical trauma or disease the regeneration
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patient is admitted for electroconvulsive treatment (ECT). The physician orders the neuromuscular blocking agent metocurine iodide (metubine) to reduce trauma by relaxing skeletal muscles. Explain the process of muscle contraction and how a neuromuscular blocking agent‚ such as metubine‚ would interfere with muscle contraction. According to the Mayo Clinic website electroconvulsive treatment is the use of an electrical signal that sent through the brain to intentionally induce a brief seizure
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201: Human Anatomy and Physiology I Muscle Physiology Protocol I. Goals for this lab A. To increase your understanding of muscle physiology - tonus‚ motor unit recruitment and fatigue. B. Learn how to conduct and analyze an EMG (electromyogram) C. To gain more experience with the scientific method‚ experimental design‚ making predictions‚ critical analysis of results‚ and interpretation of your results. II. Introduction Human skeletal muscle consists of hundreds of individual cylindrically
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organization of tissues into organs. The structures and functions of organs determine their relationships within body systems of an organism. Homeostasis allows the body to perform its normal functions. Explain how the muscular/skeletal system (skeletal‚ smooth and cardiac muscles‚ bones‚ cartilage‚ ligaments‚ tendons) works with other systems to support the body and allow for movement. Recognize that bones produce blood cells. For this unit you will submit all assignments through your shared “Flipped Resources”
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Serratus Anterior 1. ABDUCTION of Shoulder Girdle Joint 2. UPWARD ROTATION of Shoulder Girdle Joint Pectoralis Minor 1. ABDUCTION of Shoulder Girdle Joint Pectoralis Major 1. FLEXION of Shoulder Joint 2. HORIZONTAL FLEXION of Shoulder Joint 3. MEDIAL (INTERNAL) ROTATION of Shoulder Joint Rhomboid Minor 1. ADDUCTION of Shoulder Girdle Joint 2. DOWNWARD ROTATION of Shoulder Girdle Joint Rhomboid Major 1. ADDUCTION of Shoulder Girdle Joint 2. DOWNWARD ROTATION of Shoulder Girdle
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Purpose What is the purpose of this exercise? The purpose of this exercise is to learn the skeletal systems and the components associated with the system. I will be exploring the major types of bones and cartilage. Are there any safety concerns associated with this exercise? If so‚ list what they are and what precautions should be taken. Handle the microscope and the slides with care; when taking the chicken bone out of the oven use caution because the bone is extremely hot. Exercise
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