Chapter 10 part 1&2 Flashcards

(35 cards)

0
Q

Myology

A

The study of muscles

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1
Q

Muscular system

A

Comprised of about 600 skeletal muscles

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2
Q

Endomysium

A

Areolar C.T. Covering an individual muscle fiber

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3
Q

Fascicles

A

Bundle of muscle fibers

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4
Q

Perimysium

A

C.T. Sheath surrounding an individual fascicle

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5
Q

Epimyium

A

C.T. Layer surrounding an individual muscle

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6
Q

Deep fascia

A

C.T. Sheet separating adjacent muscles.

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7
Q

Superficial fascia

A

C.T. Sheet separating muscle and skin

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8
Q

Direct (fleshy) attachment

A

Muscle attachment to bone in which collagen fibers of the epimysium are continuous with the periosteum

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9
Q

Indirect attachment

A

Muscle attachment in which the epimysium form a tendon that merges into the periosteum.

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10
Q

Fusiform muscle

A

Muscle that is thick in the middle and tapered at each end

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11
Q

Parallel muscle

A

Muscle that has a uniform width

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12
Q

Convergent muscle

A

Muscle that is fan-shaped

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13
Q

Pennate muscle

A

Muscle that is feather-shaped.

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14
Q

Circular muscle

A

Muscle that forms a ring around a body opening.

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15
Q

Prime mover (agonist)

A

Muscle that produces most of the force during a particular joint action.

16
Q

Synergist

A

Muscle that aids the prime mover

17
Q

Antagonist

A

Muscle that opposes the prime mover.

18
Q

Fixator

A

Muscle that prevents a bone from moving.

19
Q

Intrinsic muscle

A

Muscle entirely contained within a particular region. Having both it origin and insertion there.

20
Q

Extrinsic

A

Muscle that acts upon a designated region but has its origin elsewhere.

21
Q

Innervation

A

Nerve supply to an organ.

22
Q

Rectus sheath

A

Fibrous sleeve enclosing the rectus abdominis

23
Q

Linea alba

A

Bertical brivrous strip separating the rectus abdominis into right and left halves.

24
Inguinal ligament
Aponeurosis that extends from the pubis to the anterior superior spine of the ilium
25
Perineum
Diamond shaped region between the thighs bordered by the pubic symphysis, coccys, and ishial tuberosities
26
Urogenital triangle.
Anterior half of the perineum
27
Anal triangle
Posterior half of the perineum
28
Superficial perineal space
Layer of the pelvic floor just deep to the skin.
29
Urogenital diaphragm
Middle layer of the pelvic floor.
30
Pelvic diaphragm
Deepest layer of pelvic floor
31
Rotator cuff
Tendons of the infraspinatus, supraspinatus, subscapularis, and teres minor
32
Hernia
Condition in which the viscera protrude through a weak point in te muscular wall of the abdominopelvic cavity.
33
Carpel tunnel syndrome
Condition characterized by inflamed, swollen or fibrotic tissue in the wrist.
34
Tongue
The only muscle in the body with an origin and not insertion.