muscle Flashcards

1
Q
  • Consists predominantly of contractile cells

* Produces the movements of various parts of the body by contraction

A

Muscle

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2
Q

Both voluntary and striated

A

skeletal muscle

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3
Q

enclosed by __ , a thin layer of connective tissue.

A

epimysium

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4
Q

Smaller bundles of muscle fibers are surrounded by __

A

perimysium

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5
Q

Individual muscle fiber is enclosed by __

A

endomysium

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6
Q

Multinucleated

A

Skeletal Muscle

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7
Q

○ Involuntary and striated

A

Cardiac Muscle

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8
Q

what does cardiac muscle form? (the middle layer of heart)

A

myocardium

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9
Q

Includes specialized myocardial fibers that form the cardiac __ __

A

conducting system

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10
Q

Uninucleated

A

Cardiac Muscle

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11
Q

Presence of intercalated discs

A

Cardiac Muscle

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12
Q

Involuntary and nonstriated

A

Smooth Muscle

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13
Q

Muscles in digestive system

A

Smooth Muscle

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14
Q

Has circular and longitudinal layer

A

Smooth Muscle

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15
Q

○ Innervated by the autonomic nervous system (ANS) but contracts spontaneously without any nerve supply.

A

Cardiac Muscle

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16
Q

Innervated by ANS

A

Smooth Muscle

17
Q

Undergoes rhythmic contractions called peristaltic waves in the walls of the gastrointestinal (GI) tract, uterine tubes, ureters, and other organs.

A

Smooth Muscle

18
Q

Uninucleated

A

Smooth Muscle

19
Q

Fusiform shape

A

Smooth Muscle

20
Q

Fibrous bands of dense connective tissue that connect muscles to bones or cartilage

A

Tendons

21
Q

Fibrous bands that connect bones to bones or cartilage or are folds of peritoneum serving to support visceral structures

A

Ligaments

22
Q

The line of union of symmetrical structures by a fibrous or tendinous band such as the pterygomandibular, pharyngeal, and scrotal raphes

A

Raphe

23
Q

Flat fibrous sheets or expanded broad tendons that attach to muscles and serves as the means of origin or insertion of a flat muscle

A

Aponeuroses

24
Q

A fibrous band that holds a structure in place in the region of joints

A

Retinaculum

25
Q

Are fluid-filled flattened sacs of synovial membrane that facilitate movement by minimizing friction

A

Bursae

26
Q

○ Synovial fluid-filled tubular sacs around muscle tendons that facilitate movement by reducing friction

A

Synovial Tendon Sheaths

27
Q

3 Factors in Joint Stability:

A

○ Muscle tone
○ Ligaments
○ Fit of Articular Surface

28
Q

• Fibrous sheet that envelops the body under the skin and invests the muscles and may limit the spread of pus and extravasated fluids such as urine and blood

A

Fascia

29
Q

• A loose connective tissue between the dermis and the deep (investing) fascia and has a fatty superficial layer (fat, cutaneous vessels, nerves, lymphatics, and glands) and a membranous deep layer

A

Superficial Fascia

30
Q
  • Sheet of fibrous tissue that invests the muscles and helps support them by serving as an elastic sheath or stocking
  • Provides origins or insertions for muscles, forms fibrous sheaths or retinacula for tendons, and forms potential pathways for infection or extravasation of fluids.
A

Deep Fascia