ch. 10 terms Flashcards

1
Q

Muscles can only _____; never ____

A

pull, push

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2
Q

_______ mover (agonist) is the muscle that has major responsibility for
producing a specific movement

A

prime

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3
Q

____________ opposes or reverses particular movement when prime mover is active

A

Antagonist

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4
Q

Prime mover and Antagonist are located on the ________ sides of the joint across which they act

A

opposite

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5
Q

______ helps prime mover by adding extra force to same movement and
reducing undesirable or unnecessary movement
 Synergist called _________ when the synergist _________ the bone or
muscle’s origin

A

synergist, fixator, immobilizes

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6
Q
  1. Prime mover of _____ movement
  2. Antagonist for ______ movement
  3. Synergist for ______- movement
A

one, diff, third

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7
Q

How are Skeletal Muscles named?
1. Muscle ______
2. Muscle _____
3. Muscle ______
4. ______ of Muscle Fascicles
5. _____ of Origins
6. _______ of Attachments
7. Muscle ______

A

location, shape, size, direction, number, location, action

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8
Q
  1. Maximus (________)
  2. Medius (_______)
  3. Minimus (________)
  4. Longus (_____)
  5. Brevis (______)
A

largest, middle, smallest, long, short

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9
Q
  1. _____ = fibers run straight
  2. _____ = fibers run at right angles
  3. _____ = fibers run at angles to imaginary defined axis
A

rectus, transversus, oblique

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10
Q
  1. Biceps = _ origins
  2. Triceps = _ origins
  3. Quadriceps = _ origins
A

2, 3, 4

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11
Q

In Circular, fascicles arranged in concentric rings, generally surround
openings called _________

A

sphincters

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12
Q

In ________, fascicle arrangement has a broad origin

A

convergent

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13
Q

In _________, there are spindle-shaped muscles with parallel fibers and are thick in middle and tapered on each end

A

fusiform

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14
Q

In __________, short fascicles attach obliquely to a central tendon running
length of muscle

A

pennate

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15
Q

unipennate is ___, bipennate is __, multipennate is ____

A

1, 2, many

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16
Q

Muscle’s Fascicle arrangements determines a muscle’s _______ ___ ______ and the muscle’s power

A

range of motion

17
Q

Muscle ______ depends on the total number of muscle _____ in a
muscle

A

power, fibers

18
Q

___________ includes contraction of Diaphragm and contraction of
External intercostals m. whereas __________ includes ___________ of inspiratory muscles and contraction of internal intercostals m.

A

inspiration, expiration, relaxation

19
Q

when a prime mover is active, antagonist muscles may remain r________ or may s________

A

relaxed, stretch

20
Q

S_________ are muscles that aid the action of a prime mover by affecting the same movement or by stabilizing joints by which the prime mover acts, preventing undesirable movement, and they are the hormone that amplifies the effect of another hormone at a target cell

A

synergists

21
Q

The end of bones are called the _________, and they are typically composed of ________ bone tissue covered by a layer of ________ (hyaline) cartilage, which allows for smooth joint movement; the area where the ________ meets the bone shaft (________) is called the metaphyses which contains the __________ plate and line

A

epiphysis, spongy, articular, epiphysis, diaphysis, epiphyseal

22
Q

external or internal
compact bone:
spongy bone:

A

external, internal

23
Q

the t______ shaft forms the long axis of a bone

A

tubular

24
Q

long bones in body:

A

patella (knee), wrist, ankle, femur, tibia, ulna, radius, clavicle

25
Q

location of flat bones:

A

sternum, shoulder blades, ribs, cranial and skull bones

26
Q

location of irregular bones:

A

vertebrae, sacrum, mandible, ossicles, pubis, ilium, ischium

27
Q

location of short bones:

A

carpal, tarsal, patella

28
Q

order of microanatomy of muscle from small to large

A

myofilament, myofibrils, muscle fibers, fascicles, muscles

29
Q

describe the microanatomy of a muscle from outside in (small 2 large)

A

starts out as a myofilament (which contain actin and myosin) and makes up myofibrils that are surrounded by sarcolemma, which make up muscle fibers (cells), which make up fascicles, which form muscles

30
Q

endomysium is located

A

around individual muscle fibers

31
Q

perimysium is (location)

A

surrounds fascicles

32
Q

epimysium surrounds the

A

muscle

33
Q

foramen means

A

hole