the Muscular System
• Muscles make up almost half the weight of the body • there are 650 different muscles in the human body • the size of your muscles is influenced by how much you use them this is why speed skaters have large leg muscles • Individual elongated muscle cells can be up to 12 inches, or 30 centimeters, in length
MUSCLES IN THE BODY - Yeditepe University Pharma Anatomy
Muscles may be described or classified according to their shape This classification also helps to name the muscle • Flat muscles: have parallel fibers often with an aponeurosis An example: External oblique muscle (broad flat muscle) The sartorius is a narrow flat muscle with parallel fibers
Muscle Physiology Dr Ebneshahidi
cardiac muscles to transport calcium Absent in smooth muscle Intercalated disk: specialized intercellular junction that only occurs in cardiac muscle Control: skeletal muscle is always under voluntary control‚ with some exceptions ( the tongue and pili arrector muscles in the dermis) smooth and cardiac muscles are under involuntary control
ANATOMY OF THE MUSCULAR SYSTEM
The manner in which muscles are grouped, the relationship of muscles to joints, and how muscles attach to the skeleton determine purposeful body movement A discussion of mus-cle shape and how muscles attach to and move bones is fol-lowed by information on specific muscles and muscle groups
Muscles - Cabarrus County Schools
1 There are over 1,000 muscles in your body -False There are over 600 muscles in the body 2 Skeletal, or voluntary, muscles are the muscles you can control True You can control your skeletal muscles to walk, run, pick up things, play an instrument, throw a baseball, kick a soccer ball, push a lawnmower, or ride a bicycle 3
NAME ORIGIN INSERTION ACTION NERVE
muscles of back, roate & lateral flexion of trunk Intercostals Internal oblique 45 lumbar fascia, iliac crest, & inguinal liga-ment linea alba, pubic crest, last 3 or 4 ribs, & costal margin • same as external oblique Intercostals Transverse abdominis 46 inguinal ligament, lumbar fascia, carti-lages of last 6 ribs, iliac crest
Bones, Muscles, and Joints - KidsHealth
a classmate to move some of your muscles and joints (the places where two bones meet) Before you get started, take a look at the “Simon Says” handout This picture points out different muscles and joints You can use it to help you remember where some of your muscles and joints are, in case you forget while you’re playing the game In the
Muscles Stabilizing Pectoral Girdle Muscles of the Upper Limb
Muscles of the Upper Limb Pectoralis minor ORIGIN: anterior surface of ribs 3 – 5 ACTION INSERTION: coracoid process (scapula) Muscles Stabilizing Pectoral Girdle INNERVATION: pectoral nerves: protracts / depresses scapula (Anterior view) Serratus anterior ORIGIN: ribs 1 - 8 INSERTION: ACTION medial border of scapula stabilizes / depresses
MUSCLES OF THE ANKLE AND FOOT - EIU
Name the muscles of the lateral compartment • Peroneus longus • Peroneus brevis 69 Name the actions 70 Plantar flexion Eversion Name the muscle and its actions
TARGETING THE PECTORAL MUSCLES: Part One
muscles if training in a discipline which requires the horse to work over varying inclines and terrains and those involving any jumping or cutting Protection of primary causes : If a horse has a distal limb issue he is going to tense these muscles
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