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| the moveable end of a skeletal muscle |
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| the immoveable end of a skeletal muscle |
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| responsible for most of a movement |
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| smooth movements depend upon _______ giving way to the actions of prime movers |
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| muscles attach to bone or to other muscles by ______ |
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| may be cords or thin sheets |
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| skeletal muscles work in _____ |
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| muscle that raises eyebrows, wrinkles forehead in the front of the head (forehead area) |
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| muscle that raises eyebrows, wrinkles forehead in back of the head |
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| epicranial aponeuroses tendon |
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Definition
| connects the frontalis and occipitalis (gray part) |
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| circle around the eye involved in winking |
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| circle around the mouth involved in kissing |
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| muscle that follows the zygomatic bone on cheek involved in smiling |
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| deep to zygomaticus, compresses cheeks inward as in blowing |
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| a big, lower, lateral facial muscle that elevates the mandible in chewing |
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| a synergist that elevates the mandible in chewing located on the side of the head above the temporal bone |
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| big muscle that sticks out on neck (forms a V shape) (together- head flexion; separate- rotate and tilt head) |
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| shaped like a trapezoid (kite) on the back--it raises scapula andn various other scapular movements |
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Definition
| underneath trapezius--raises and adducts scapula (shows only on torso model) (below trapezius and above latissimus dorsi--deep) |
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| forms triangles underneath armpit and pulls scapula downward and anterior (boxer's muscle) |
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| "front boob area" involved in arm flexion and adduction |
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| a synergist that aids in arm extension and adduction--below armpit |
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| goes straight across the back involved in arm extension and adduction (swimmer's muscle) |
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Definition
| on top of shoulder involved in arm abduction |
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| synergist mover aids in arm abduction (above the spina of scapula and below the deltoid) |
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Definition
| below the supraspinatus muscle --it rotates the arm laterally |
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Definition
| below infraspinatus muscle --rotates arm laterally |
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| 2 heads on the upperarm --involved in forearm flexion (pulls the radius towards the scapula) |
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| synergist mover to the biceps brachii in forearm flexion found below the biceps brachii |
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| 3 heads in upper arm--towards the back/inside of arm--involved in forearm extension |
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| at an angle on sides--rotates the trunk |
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| straight down the abdomin--flexes trunk |
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| the white line down the rectus abdominus that is connective tissue that runs from xiphoid process to symphysis pubis |
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| on the torso model below kidneys--primary flexors of the thigh |
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| composed of the rectus femoris, vastus lateralis, vastus medialis, and vastus intermedius that extend the leg at the knee |
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| straight down the femur--extends leg at the knee and performs thigh flexion |
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| to the lateral side of the top of the leg--extends the leg at the knee |
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| medial part of upper leg that extends the leg at the knee |
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| underneath rectus femoris--extends leg at the knee |
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| down middle of the inside of the thigh--adducts the leg |
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| outside of butt involved in thigh extension and hyperextension |
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| composed of the biceps femoris, semitendinosus, and semimembranosus--involved in lower leg flexion and thigh extension and hyperextension |
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| towards the middle/outide of the upper leg on the backside--involved in lower leg flexion and thigh extension and hyperextension |
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| directly medial to the biceps femoris--involved in lower leg flexion and thigh extension and hyperextension |
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| slightly medial of the semitendinosus (crosses and goes to the lateral side of the semitendinosus at the knee, but for the most part, it is medial)--involved in lower leg flexion and thigh extension andhyperextension |
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Definition
| goes from the hip to the inside of the leg (forms a V shape when legs are together)--helps in crossing legs |
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| underneath the gluteus maximus--abducts and rotates thigh medially |
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| front of tibia--involved in dorsiflexion and inversion of foot |
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| big muscle on calf involved in plantar flexion |
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| underneath the gastrocnemius--on the lower part of leg (supposed to look like a fish)--involved in plantar flexion |
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| called the Achilles tendon--helps the gastrocnemius and soleus insert on the calcaneus bone |
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