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Definition
| Skeletal, Cardiac, and Smooth |
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Term
| Basic Functions of all muscles |
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Definition
| Excitability, Contractibility, Extensibility, and Elasticity |
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Definition
| Controlled Voluntarily, produces movement of the skeleton, maintains posture and body position, supports soft tissue, guards orifices, and maintains body temperature |
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Term
| Structural Organization of Skeletal Muscle |
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Definition
| Whole Muscle, muscle fascicle, and muscle cell/fiber |
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Term
| Connective tissue layers involved with muscle |
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Definition
| Epimysium, perimysium, and endomysium |
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Definition
| Collagen bundles of epimysium, perimysium, and endomysium, |
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| Large cylindrical muscle fibers/cells, multinucleated, striated, voluntary |
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Definition
| Membrane of Skeletal Muscle Tissue |
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Definition
| Cytoplasm of Skeletal Muscle Tissue |
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Definition
| invagination of sarcolemma which carry electrical impulses |
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Definition
| Internal membrane system of myofibrils |
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| swollen parts of reticulum near transverse tubules |
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| requires presence of calcium and ATP, explains how a muscle fiber exerts tension, active sites of actin filament, head of myosin filament. |
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Term
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Definition
| head of myosin to active site of actin |
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Term
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Definition
| Stimulates skeletal muscle fiber |
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Term
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Definition
| the site at which a skeletal muscle fiber is stimulated |
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Term
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Definition
| Where Synaptic vesicles releases ACh |
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Term
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Definition
| ACh is released from synaptic vesicles in synaptic terminal of nerve, ACh binds to motor end plate of muscle, electrical impulse generated in sarcolemma, impulses travel along transverse tubules, sarcoplasmic reticulum releases calcium, cross bridge forms b/w thick and thin filaments |
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Term
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Definition
| Active during muscle contraction |
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Definition
| resting, no movement, maintains body position |
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Definition
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Definition
| not stimulated, becomes smaller, tone decreased |
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| point of attachment of a muscle that is less movable |
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Definition
| point of attachment of a muscle that is more movable |
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Definition
| arises from and inserts onto the axial skeleton, positions head and vertebral column, moves rib cage, makes up 60% of skeletal muscle |
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Definition
| stabilizes components of the appendicular skeleton, moves components of the appendicular skeleton |
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| acts on the mandible, located on jaw |
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Definition
| Acts on mandible, located on the temple |
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Definition
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Definition
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Definition
| superior rector muscle, medial rectus muscle, interior rectus muscle, inferior oblique muscle |
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Definition
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Term
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Definition
| maesster muscle, temporalis muscle, medial pterygoid muscle, lateral pterygoid muscle |
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Definition
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Definition
| orbicularis oculi muscle, orbicularis oris muscle, buccinator muscle |
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Definition
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Definition
| sternocleidomastoid muscle |
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Definition
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Term
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Definition
| Origin: Alveolar processes of maxilla and mandible. Insertion: Blends into fibers of obicularis oris. Action: Compresses cheeks. Innervation: Facial Nerve |
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Term
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Definition
| Origin: Maxilla and mandible. Insertion: Lips. Action: Compresses lips. Innervation: Facial Nerve |
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Term
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Definition
| Origin: Medial margin of orbit. Insertion: Skin around eyelids. Action: Closes eyes. Innervation: Facial Nerve |
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Term
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Definition
| Action: Eye looks down. Innervation: Oculomotor Nerve |
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Term
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Definition
| Action: Eye look medially. Innervation: Oculomotor Nerve |
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Term
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Definition
| Action: Eye looks up. Innervation: Oculomotor Nerve |
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Term
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Definition
| Action: Eye looks laterally. Innervation: Abducens nerve |
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Term
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Definition
| Action: Eye rolls, looks up and laterally. Innervation: Oculomotor Nerve |
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Term
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Definition
| Action: Eye rolls, looks down and laterally. Innervation: Trochlear nerve |
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Term
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Definition
| Origin: Medial surface of mandible around chin. Insertion: Boy of tongue, hyoid bone. Action: Depresses and protracts tongue. Innervation: Hypoglossal Nerve |
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Term
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Definition
| Origin: Zygomatic Arch. Insertion: lateral surface and angle of mandibular ramus. Action: elevates mandible and closes jaw. Innervation: Trigeminal Nerve |
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Term
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Definition
| Origin: Along temporal lines of skull. Insertion: Coronoid process of mandible. Action: elevates mandible and closes jaw. Innervation: trigeminal nerve |
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Term
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Definition
| Origin: Lateral ptyergoid plate. Insertion: medial surface of mandibular ramus. |
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Term
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Definition
| Origin: lateral pytergoid plate and adjacent portions of palatine bone and maxilla. Insertion: Medail surface of mandibular ramus. Action: elevates the mandible and closes the jaws, moves mandible side to side. innervation: Trigeminal nerve |
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Term
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Definition
| Origin: Lateral pytergoid plate and greater wing of sphenoid. Insertion: anterior part of the neck of the mandibulr condyle. Action: opens jaw, protrudes mandible, moves mandible from side to side. Innervation: Trigeminal Nerve |
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Term
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Definition
| Origin: Pytergoid process of sphenoid, medial surfaces of mandible, side of the tongue. Insertion: median raphe attached to occipital bone. Action: constrict pharynx to propel bolus into esophagus. Innervation: Branched of pharyngeal plexus |
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Term
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Definition
| Origin: Horns of hyoid bone. Insertion: median rahpe. Action: constrict pharynx to propel bolus into esophagus. Innervation: Branches of pharyngeal plexus |
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Term
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Definition
| Origin:Cricoid and thyroid cartilages of larynx. Insertion: Median Raphe. Action: Constrict pharynx to propel bolus into esophagus. Innervation:branches of pharyngeal plexus |
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Term
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Definition
| Origin: Attaches to sternal end of clavicle. Insertion: mastoid region of skull and lateral portion of superior nuchal line. Action: Together they flex the neck; alone one side bends neck toward shoulder and turns face to opposite side. Innervation: Accessory nerve and Cervical Spinal nerves or cervical plexus. |
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Term
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Definition
| Origin: Attaches to manubrium. Insertion: mastoid region of skull and lateral portion of superior nuchal line. Action: Together they flex the neck, alone one side bends the neck toward shoulder and turns face to opposite side. Innervation: accessory nerve and cervical spinal nerves or cervical plexus. |
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Term
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Definition
| Origin: spinous processes and ligaments connecting inferior cervical and superior thoracic vertebrae. Insertion: mastoid process, occipital bone of skull, superior cervical vertebrae. Action: The two sides act together to extend neck; either alone rotates and laterally flexes neck to that side. Innervation: Cervical spinal nerves. |
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Term
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Definition
| Origin: Inferior portion of ligamentum nuchae and spinous process of C7. Insertion: Spinous process of axis. Action: Extends Neck. Innervation: Vervical spinal nerves. |
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Term
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Definition
| Origin: Spinous processes of inferior thoracic and superior lumbar vertebrae. Insertion: Spinous processes of superior thoracic vertebrae. Action: extends vertebral column. Innervation: Thoracic and lumbar spinal nerves. |
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Term
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Definition
| Origin: Transverse processes of inferior cervical and superior thoracic vertebrae. Insertion: mastoid process of temporal bone. Action: Together they extend neck, alone rotates and laterally flexes neck to side. Innervation: Cervical and thoracic spinal nerves. |
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Term
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Definition
| Origin: Transverse processes of superior thoracic vertebrae. Insertion: Transverse processes of middle and superior cervical vertebrae. Action: Together they extend neck, alone rotates and laterally flexes neck to that side. Innervation: Cervical and thoracic spinal nerves. |
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Term
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Definition
| Origin: Broad aponeurosis and at transverse processes of inferior thoracic and superior lumbar vertebrael joins iliocostalis. Insertion: Transverse processes of superior thoracic and lumbar vertebrae and inferior surfaces of lower 10 ribs. Action: Extension of vertebral column; each produces lateral flexion to that side. Innervation: Thoracic and lumbar spinal nerves. |
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Term
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Definition
| Origin: Superior borders of vertebrosternal ribs near the anlges. Insertion: Transverse processes of middle and inferior cervical vertebrae. Action: Extends or laterally flexes neck, elevates ribs. |
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Term
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Definition
| Origin: Superior borders of ribs 6-12 medial to the angles. Insertion: Superior ribs and transverse processes of last cervical vertebrae. Action: Stabilizes thoracic vertebrae in extension. Innervation: Thoracic Spinal nerves. |
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Term
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Definition
| Origin: Iliac crest, sacral crests, and lumbar spinous processes. Insertion: Inferior surfaces of ribs 6-12 near their angles. Actions: Extends vertebral column, depresses ribs. Innervation: Inferior thoracic nerves and lumbar spinal nerves. |
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Term
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Definition
| Origin: Transverse and costal processes of cervical vertebrae C2-C7. Insertion: Superior surface of the first two ribs. |
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Term
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Definition
| Origin: Inferior border of each rib. Insertion: Superior border of more inferior rib. |
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Term
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Definition
| Origin: Superior border of each rib. Insertion: Inferior border of the more superior rib. |
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Term
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Definition
| Origin: External and inferior borders of ribs 5-12. Insertion: External oblique aponueroses extending to linea alba and iliac crest. |
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Term
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Definition
| Origin: Thoracolumbar fascia and iliac crest. Insertion: Inferior surfaces of ribs 9-12, costal cartilages 8-10, linea alba, and pubis. |
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Term
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Definition
| Origin: Xiphoid process, ribs 7-12 and associated costal cartilages, and anterior surfaces of lumbar vertebrae. INsertion: Central tendinous sheet. |
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Term
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Definition
| Origin: Superior surface of pubis around symphysis. Insertion: Inferior surfaces of cartilages and xiphoid precess of sternum. |
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Term
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Definition
| Origin: Ischial spine. Insertion: Lateral inferior borders of the sacrum and coccyx. |
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Term
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Definition
| Origin: Ischial Spine, pubis. Insertion: Coccyx and median raphe. |
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Term
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Definition
| Origin: Inner margin of pubis. Insertion: Coccyx and median raphe. |
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