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Human Histology > Muscle tissue > Flashcards

Muscle tissue Flashcards

1
Q

Composed of cells that optimized the universal cell property of contractibility.

A

Muscle tissue

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2
Q

Characterized by the ability to contract move upon stimulation.

A

Muscle tissue

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3
Q

4 Functions of Muscle tissue

A
  1. Excitability/Irritability
  2. Contractility
  3. Extensibility
  4. Elasticity
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4
Q

receive and respond stimuli.

[functions]

A

Excitability/Irritability

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5
Q

ability to shorten forcibly. (most important)

[functions]

A

Contractility

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6
Q

ability to be stretched or extended.

[functions]

A

Extensibility

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7
Q

ability to recoil and resume the original resting length.

[functions]

A

Elasticity

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8
Q

run the length or a muscle.

[types of m.t]

A

Skeletal muscle

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9
Q

Location: muscles associated with the skeleton.

[types of m.t]

A

Skeletal muscle

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10
Q

Muscle fiber is cylindrical but longer.

[types of m.t]

A

Skeletal muscle

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11
Q

There is no branch.

[types of m.t]

A

Skeletal muscle

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12
Q

Several nuclei in periperium.

[types of m.t]

A

Skeletal muscle

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13
Q

3 types of Muscle tissue

A
  1. Skeletal
  2. Cardiac
  3. Smooth
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14
Q

Cells are branch, are striated, are uninucleate.

[types of m.t]

A

Cardiac muscle

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15
Q

Locations: heart

[types of m.t]

A

Cardiac muscle

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16
Q

Function: involuntary, rhythmic contraction.

[types of m.t]

A

Cardiac muscle

17
Q

Muscle fibers, myocytes and myoid cells.

[types of m.t]

A

Cardiac muscle

18
Q

Number and location of nucleus: 1-2 nuclei (central portion of muscle fiber)

[types of m.t]

A

Cardiac muscle

19
Q

Cells are spindle shaped and uninucleate (center of the cell).

[types of m.t]

A

Smooth muscle

20
Q

Locations: walls of hollow organs, stomach, intestine, uterus, ureter.

[types of m.t]

A

Smooth muscle

21
Q

Functions: involuntary movement.

[types of m.t]

A

Smooth muscle

22
Q

Only muscle tissue type that is non-striated.

[types of m.t]

A

Smooth muscle

23
Q

Muscle fibers arranged in groups. (3)

A
  1. Epimysium
  2. Perimysium
  3. Endomysium
24
Q

enclose the entire (dense irregular).

[fascicle]

A

Epimysium

25
Q

surrounds the individual fascicle.

[fascicle]

A

Perimysium

26
Q

individually wrapped the muscle fiber.

[fascicle]

A

Endomysium

27
Q

Arranged in parallel.

A

Myofibrils

28
Q

Basic structural and functional unit of the muscle tissue.

A

Myofibrils

29
Q

Anisotropic band

A

Dark A Band

30
Q

isotropic band.

A

Light I Band

31
Q

Small contractile unit; occupy the region where the Z-discs is found.

A

Sarcomeres

32
Q

3 types of Smooth muscle

A
  1. Visceral
  2. Vascular
  3. Iris
33
Q

2 types of Cardiac Muscle Fiber

A
  1. Atrial
  2. Ventricular

Human Histology (11 decks)

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