Muscles: Origins/insertions Flashcards by Heather Feavel | Brainscape

Q

Origin, insertion, movement

Trapezius

A

scapula, humerus, abducting

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Q

Origin, insertion

Latissimus

A

Lumbar vertebrae, humerus, flexes shoulder, abducts

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Q

Origin, insert, movement

Massetar

A

Zygomatic arch, (lateral) mandible, Elevates mandible

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Q

Origin, insertion, movement

Pectoral

A

Sternum, humerus, adducting leg

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Q

Origin, insertion, movement

Rictus abdominal

A

Sternum, pubis, bends (bending over)

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Q

Origin, insertion, movement

Biceps brachii

A

Cranial sternum, humerus, flexing

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Q

Origin, insertion, movement

Triceps brachii

A

Scapula, ulna, extends elbow

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Q

Origin, insertion, movement

Digital extensors

A

Humerus, ends of digits, extends digits

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Q

Origin, insertion, movement

Digital flexors

A

Humerus, palmar of “hand”, flexes digits

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Q

Origin, insertion, movement

Biceps femoris

A

Pelvis ischium, tibia, extends hip

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Q

Origin, insertion, movement

Quadriceps femoris

A

Femur, tibia, extends knee

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Q

What is the lines alba?

A

White “cut” line running parallel to the spine

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Q

Origin, insertion, movement

External abdominal oblique

A

Last rib, Linea alba, flexes vertebrae column

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Q

Origin, insertion, movement

Internal abdominal oblique

A

Ribs, Linea alba, flexes abdomen

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Q

Origin, insertion, movement

Transverse abdominal oblique

A

Lumbar vertebrae, Linea alba, flexes abdomen

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Q

Origin, insertion, movement

Rectus abdominus

A

Sternum, pubis, flexes abdomen

Q

Origin, insertion, movement

Gastrocnemius

A

Femur, Achilles’ tendon, calf flexation

Q

Origin, insertion, movement

Semimembranosus

A

Ischium pelvis, femur and tibia, extends hip

Q

Origin, insertion, movement

Semitendinosus

A

Ischium of pelvis, tibia, extends hip

Q

Origin, insertion, movement

Sartorius

A

Ilium of pelvis, tibia, flexes hip/extends knee

Q

Origin, insertion, movement

Gracilis

A

Pelvis, tibia, adducts