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COMPARATIVE ANATOMY LEC > TOPIC 3 - GENERAL MYOLOGY > Flashcards

TOPIC 3 - GENERAL MYOLOGY Flashcards

1
Q

Branch of gross and comparative anatomy which deals with muscles

A

Myology

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2
Q

Made up of contractile tissues responsible for locomotion and other body movements

A

Muscular system

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3
Q

It is a type of muscle that is striated and voluntary.

A

Skeletal muscle

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4
Q

It is a type of muscle that is striated and involuntary.

A

Cardiac muscle

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5
Q

It is a type of muscle that is non-striated and involuntary.

A

Smooth muscle

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6
Q

This fibroconnective structure covers entire muscle.

A

Epimysium

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7
Q

This fibroconnective tissue covers individual muscle fibers.

A

Perimysium

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8
Q

This fibroconnective tissue covers individual muscle fibers/myofibrils.

A

Endomysium

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9
Q

It is the study of muscle movements.

A

Kinesiology

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10
Q

Muscle that moves a part toward the midline

A

Adductor

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11
Q

Muscles that move a part away from the midline

A

Abductor

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12
Q

Muscles that bend a limb at its joint or decreases joint angle

A

Flexor

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13
Q

Muscles that straighten a limb or increases the joint angle

A

Extensor

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14
Q

Muscles that raises or elevates a body part

A

Levator

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15
Q

Muscles that lowers or depresses a body part

A

Depressor

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16
Q

Muscles that turn a body part on its axis

A

Rotator

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17
Q

Muscles that rotates the palmar or plantar aspect upward

A

Supinator

18
Q

Muscles that rotates the palmar or plantar downard

A

Pronator

19
Q

Functional groupings of muscles: Muscle directly responsible for a desired body action or movement.

A

Prime movers

20
Q

Functional grouping of muscles: Muscle supporting the action of an antagonist.

A

Synergist

21
Q

Functional grouping of muscles: Muscle opposing a desired action.

A

Antagonist

22
Q

Arrangement of muscle fibers: Origin has same size/dimension as with the insertion.

A

Parallel

23
Q

Give an example of a parallel muscle.

A

Latissimus dorsi

24
Q

Arrangement of muscle fibers: The origin and insertion are tapering, thus creating a leaf-shaped muscle.

A

Fusiform

25
Q

Give an example of fusiform muscle.

A

Rectus thoracis
Biceps

26
Q

Arrangement of muscle fibers: A muscle with 1 origin and 1 insertion.

A

Unipennate

27
Q

Few of the muscles are unipennate. True or False?

A

False, most of the muscles.

28
Q

Arrangement of muscle fibers: A muscle with 1 origin and 2 insertions.

A

Bipennate

29
Q

Give an example of bipennate muscle.

A

Rectus femoris
Caninus

30
Q

Arrangement of muscle fibers: A muscle with 1 origin and 3 or more insertions.

A

Multipennate

31
Q

Give an example of multipennate muscle.

A

Deltoideus
Multifudus muscles

32
Q

Give the 5 principal functions of muscles.

A
  1. Movement of skeletal framework
  2. Contraction/beating of heart
  3. Peristalsis
  4. Skin hair erection
  5. Eyeball movement
33
Q

This muscle is responsible for erection of skin hairs.

A

Arrector pili muscle

34
Q

Superior oblique is situated at what topography?

A

Caudodorsal

35
Q

Inferior oblique is situated at what topography?

A

Caudoventral

36
Q

Give the muscles responsible for eyeball movement.

A

1, Superior oblique
2. Inferior oblique
3. Dorsal rectus
4. Ventral rectus
5. Lateral rectus
6. Medial rectus
7. Retractor bulbi

37
Q

Among the muscles responsible for eyeball movement, which is/are considered or also known as straight muscles?

A
  1. Lateral rectus
  2. Medial rectus
  3. Ventral rectus
  4. Dorsal rectus
38
Q

Arrangement of muscle fibers: Has broad origin and single tendon for insertion

A

Convergent

39
Q

Arrangement of muscle fibers: Muscle is round-shaped and surrounds body pats opening.

A

Circular

40
Q

Give an example of circular muscle.

A

Orbicularis oculi

41
Q

Functional groupings of muscles: Muscle that holds scapula firmly in place.

A

Fixator

COMPARATIVE ANATOMY LEC (10 decks)

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