View notes musculoskeletal system i lecture notes from apc 100 at university of california, davis. This outline gives students a means to take notes that guides them toward important concepts and avoids the pitfalls of writing wordforword or simply not taking notes at all. Vasoconstriction and vasodilatation constriction and dilation of blood vessel walls are the results of. Locomotion and movement 307 muscle contraction is initiated by a signal sent by the central nervous system cns via a motor neuron. The neuromuscular junction each branch of a motoneuron forms a single junction with a muscle fiber. Powerpoint lecture slides prepared by jason lapres. System, muscular system brief explaination, the muscular system in hindi. Another structure unique to muscle cells is a system of transverse tubules, or t tubules. In contrast to skeletal muscle, cardiac muscle contraction is triggered.
At this age bones usually stop growing, but may continue to thicken. Lastly, the joints themselves are where all of the above parts come together into a cohesive unity. As figures 111, b, and 1 show, the t tubules are formed by inward extensions of the sarcolemma. This video lecture, part of the series integrative biology 1. Muscular system lecture is the property of its rightful owner. Ssaatteelllliittee cceellllss satellite cells are mononuclear progenitor cells found in mature muscle between the basal lamina and sarcolemma. Lecture notes for muscles of the head and neck humans have well developed facial musculature that allows for a variety of complex facial expressions needed for nonverbal communications. The neuromuscular junction university of minnesota. Identify the general functions of the muscular system motion by moving the skeletal levers of the body posture stabilizing body positions regulation of organ volume thermogenesis heat production protection of internal organs 2. Pharm pharmacology anjuman i islams kalsekar technical campus, school of pharmacy. Chapter the muscular system 49 chapter 3 the muscular system overview. For example, label digestive system, respiratory system, cardiovascular system, etc. This covers typical muscles cohetes in anatomy and physiology i. Muscle physiology college of saint benedict and saint.
Note that the connective tissue coverings, the epimysium, perimysium, and endomysium, are continuous with each other and with the tendon. Marian diamond, does not currently have a detailed description and video lecture title. Muscular system chapter 7 muscular system notes part 3. Muscular system xii biology lecture multiple choice questions on different subjects. Animals that are not social have less need for facial expressions and do not have well developed facial muscles. Muscular system lecture notes outline aurum science. Unit five muscular system page 1 draft copy unit 5 muscular system lecture notes 5. Although the term contraction implies shortening, when referring to the muscular system, it means muscle fibers generating tension with the help of motor neurons. The muscular system slide show by william banaag 315 views.
Muscular system without the skeletal muscular system, the bones that we learned in the previous unit would be unable to move. Based on what you know about latin root words, what do you think these terms refer to. Muscles of back lab do both sides 1 midline incision along spines 2 extend out as flaps 3 in neck just see trapezius skip. Skeletal system skeletal system the skeletal system. In this paper, simulation is comprised of a computeraided approach to analyze complex mechanical. Vasoconstriction and vasodilatation constriction and dilation of blood vessel walls are the results of smooth muscle contraction. Lecture 4 muscular system muscle contraction skeletal. The muscles of the muscular system attach to these bones, pulling on them to allow for movement of the body. Digestive system powerpoint lecture free download as powerpoint presentation. Several types of muscle contractions occur and they are defined by the changes in the length of the muscle during contraction.
Learn vocabulary, terms, and more with flashcards, games, and other study tools. If so, share your ppt presentation slides online with. The nervous system is composed of organs, principally the brain, spinal cord, nerves, and ganglia a mass of nerve tissue containing nerve cells. Attached to the bones of the skeletal system are about 700 named muscles that make up roughly half of a persons body weight. In the body, this is mainly about mesoderm differentiation beginning with an embryonic connective tissue structure, the mesenchyme in the head, this is a mixture of mesoderm and neural crest differentiation, from mesenchyme and ectomesenchyme respectively. Lecture 4 muscular system free download as powerpoint presentation. Understand an overview of the concepts and indications for replantation. In this series she covers muscle strength, the relationship between length and tension, flexibility, myofiber variation, motor units, and antagonistic groups. Muscular system lecture exam science flashcards quizlet. This lecture is an introduction to the process of musculoskeletal development bone and skeletal muscle b.
A motor neuron alongwith the muscle fibres connected to it constitute a motor unit. Digestive system powerpoint lecture digestion human. The muscular system madison area technical college. Motion by moving the skeletal levers of the body b. It provides attachments for the muscular system and carries and protects the cardiovascular and respiratory systems. Musculoskeletal system i lecture notes musculoskeletal. This lecture describes the banded or striated appearance of skeletal muscle and the bands relationship to the contraction of muscle at a cellular level. Provides shape and support to the body protects vital organs acts as a set of levers, and together with muscles helps a person move produces blood cells stores calcium. The myelin sheath surrounding the motor axon ends near the surface of the muscle fiber and the axon divides into a number of short processes that lie embedded in grooves on the musclefiber surface.
Define the four characteristics of muscular tissue a. However, the neuromuscular system also functions as a fast feedback control system due to reflexive activity and inherent muscle viscoelasticity, allowing pilots to respond intuitively to control. Cellular physiology of skeletal, cardiac, and smooth muscle. Make the sketch large enough to show details of the organs inside the integumentary system notice that the integument is the border around the sketch. Central nervous system involves the brain and spinal cord parasympathetic system. A lecture in powerpoint format for a human anatomy unit covering the digestive system. Skeletal muscle lectures city university of new york. Ppt muscular system lecture powerpoint presentation. The muscular systemskeletal muscle tissue and organization. Muscular system introduction functions and basic types of muscle cells skeletal muscle cells and connective tissues the nervous system.
Anatomy of the muscular system midland high school. If you have watched this lecture and know what it is about, particularly what biology topics are discussed, please help us by commenting on this video with your suggested description and title. Peristalsis wavelike motion along the digestive tract is produced by the smooth muscle. Human anatomy biology 2 lecture notes updated july 2017. Appreciate prosthetics and restoration of limb function 4. Anatomy of skeletal muscles changes in the appearance of a sarcomere during contraction of a skeletal muscle fiber figure 73 1 of 2. The muscular system is responsible for the movement of the human body. Anatomy of the muscular system chapter 10 281 figure 103 structure of a muscle organ. They are comprised of bone, muscle, tendon, ligament, cartilage, circulation, and nerve. Movements of the arm humerus nine muscles cross shoulder joint insert on and move humerus. The muscular system powerpoint by mrnbewley 92067 views. Each of these muscles is a discrete organ constructed of skeletal muscle tissue, blood vessels, tendons, and nerves. Satellite cells are able to differentiate and fuse to augment existing muscle fibres and to form new fibres.
This name derives from the fact that these tubules extend transversely across the sarcoplasm, at a right angle to the long axis of the cell. These cells are involved in the normal growth of muscle, as well as regeneration following injury or disease. Musculoskeletal system instructor lecture objectives keywords required reading john blocksom, d. Taking efficient notes can be a big challenge for many students, especially when working from a powerpoint lecture. In this chapter we describe the gross anatomy of the muscular system and consider functional relationships between muscles and bones of the. Sarcomere sarcoplasm myofibril epimysium perimysium endomysium 1. Musculoskeletal system i lecture notes musculoskeletal system i the skeleton an overview 1 bone quick facts 0 bone provides general structural.
976 1403 501 1428 1109 736 554 1549 1439 533 381 1221 1230 790 1011 1010 101 1610 642 1344 1066 59 1593 726 129 279 1008 681 1133 1097 465 693 1062 946 1491 500 322 1109