Nerve: radial (C7-C8). The three types of muscles are striated (or skeletal), cardiac, and smooth (or nonstriated). Insertion: medial condyle of tibia. Insertion: distal phalanges of toes 2-5. Each muscle cell is filled with parallel actin and myosin filaments. Insertion: lesser trochanter of femur, psoas major tendon. Insertion: lateral surface of eyeball behind its equator. Nerve: oculomotor (CN III). Hand and foot muscles. Nerve: hypoglossal (CN XII). The sarcomere is the unit of contraction and the banding visible over its surface results from the longitudal filaments which make up the myofibril being of two types, thick (dark) and thin (light). See more. Nerve: tibial (S2-S3). A muscle that encircles a duct, tube, or orifice, thus controlling its opening. Tonic muscles are uncommon in humans and are found only in the extraocular muscles, stapedius muscle, and intrafusal fibers of the muscle spindles. Nerve: trigeminal (CN V). Insertion: neck of stapes. This can be an isolated problem or part of a syndrome. Case Report/Ausencia bilateral de los musculos gemelos. We are not aware that we are using them. The Quadratus labii superioris is a broad sheet, the origin of which extends from the side of the nose to the zygomatic bone. This gives them their red color. Lastly, there is cardiac muscle. Middle layer: levator scapulae, rhomboid major, and rhomboid minor muscles. Shoulder muscle. There are three types of muscle in the body: Heart muscle pumps blood (cardiac muscle). If the place is a bone that remains immobile for an action, the attachment is called an origin. Energy consumption comes from carbohydrates, fat, and protein. Insertion: pisiform, hamate, and base of fifth metacarpal. Insertion: proximal end of fifth metacarpal. If a patient seeks medical help for muscle weakness, the physician will carry out a physical examination and grade the strength of the patient’s muscles before deciding whether additional tests are needed. Action: contralaterally rotates head. Action: turns eye up and outward with lateral rotation. Thigh & Knee Muscles. Superficial: latissimus dorsi and trapezius muscles. See: The major or the minor rhomboid muscle -- shoulder muscles. Origin: crest and symphysis of pubis. A muscle of the hand originating on the trapezium and flexor retinaculum and inserted in the first metacarpal. Action: rotates arm laterally. Insertion: deltoid tuberosity on the lateral shaft of the humerus. All muscles are made of a kind of elastic tissue. Insertion: navicular, cuneiform, and cuboid bones; metatarsals 2-4. A muscle that constricts the pharynx; it is important for swallowing. Plantar: abductor digiti minimi, abductor hallucis, adductor hallucis, flexor digitorum brevis, flexor digiti minimi brevis, flexor hallucis brevis, lumbrical, plantar interosseous, and quadratus plantae muscles. Origin: wall of auditory tube. Arm muscle. These contractions are often painful and can affect different muscle groups. Nerve: phrenic, lower six intercostals. A type of tissue composed of contractile cells. The muscles found in the body of every dog are composed of a mass of cells held together by connective tissues. Medial: adductor brevis, adductor longus, adductor magnus, gracilis, and pectineus muscles. … Action: flexes forearm, supinates hand. Butt Muscles. Your muscles help you move and help your body work. Action: abducts digit 5. Nerve: facial (CN VII). Action: abducts arm. See: illustration. Action: rotates arytenoid cartilages for vocalizations. Nose: depressor septi, nasalis, and procerus muscles. They recommend good-quality, low-fat carbohydrates, such as wholemeal bread and low-fat milk or yogurt. Nerve: long thoracic (C5-C7). Smooth muscle cells contract more slowly than skeletal or cardiac muscle cells. This helps maintain body temperature. Origin: lateral two-thirds of fibula. Protein, carbohydrates, and fat are necessary for building muscles. Forearm, anterior: flexor carpi radialis, flexor carpi ulnaris, flexor digitorum profundus, flexor digitorum superficialis, flexor pollicis longus, and pronator quadratus muscles. Action: protrudes and depresses tongue. Triangular muscles are like the deltoid (say del-toy-d) muscle at the top of your arm. Actions: extends (bends backward) the vertebral column and neck, twists the back. Leg muscle. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. Nerve: ulnar (C7-C8). Nerve: dorsal scapular (C4-C5). Muscles are complex structures that cause movement in the body. Action: flexes leg, rotates leg laterally, extends thigh. Less oxygen, fat, and protein is used. The flexor contracts to bend a limb at a joint. Origin: infraglenoid tubercle of scapula, posterior of proximal humerus, posterior of distal humerus. Origin: pterygomandibular raphe and alveolar processes of jaws. Origin: temporal fossa of skull. Most human muscles are composed of a mix of twitch muscle cell types. Muscle groups engaged by Butterfly stroke. Insertion: muscular process of arytenoid cartilage. Nerve: obturator (L2-L3). Action: tenses and compresses abdomen, flexes and laterally rotates spine, lowers rib cage. Action: flexes hand. They are controlled by the intercostal nerves. This can happen in upper or lower motor neuron dysfunction, or conditions such as myasthenia gravis, which affect the area where the nerves join the muscles. Includes criteria grids, a presentation, activity sheets and more.  Muscle cramps are sudden, involuntary contractions that occur in various muscles. It’s important to take note of as we consider how to improve respiratory muscle function. These tense muscle … Muscles and nerve fibers allow us to move our bodies. Twitch muscles cells can be categorized into a number of types on the basis of the biochemical cycle that they use to produce their energy: red (oxidative), white (glycolytic), or intermediate (oxidative/glycolytic).

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