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Anatomy > Lab Exam Two: Muscles > Flashcards

Lab Exam Two: Muscles Flashcards

1
Q

Cranium covered by […], the […] covers the forehead and […] covers the rear end.

A

occupitofrontalis; frontalis; occipitalis

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2
Q

Wink is done by:

A

orbicularis oculi

**encircles eye

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3
Q

Kiss is done by:

A

orbicularis oris

**encircles mouth

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4
Q

Chewing is done by the:

A

temporalis and masseter

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5
Q

What is the prime mover of neck flexion? Where does it being and end?

A

sternocleidomastoid

extends from upper sternum to behind the ear

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6
Q

Another neck muscle on the posterior side of the neck?

A

splenius capitis

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7
Q

What are the 3 layers of muscle that lie between the ribs?

A
  1. external intercostal (oblique 45)
  2. internal intercostal (oblique 135)
  3. innermost intercostal (parallel)
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8
Q

Muscles of anterior abdominal wall:

from superficial to deepest

A
  1. external abdominal oblique (downward and anteriorly)
  2. internal abdominal oblique
    (upward and anteriorly)
  3. transverse abdominal
    (horizontal)
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9
Q

Anteriorly a pair of vertical […] extend from sternum to pubis (six pack).

A

rectus abdominis muscles

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10
Q

Two other parts of the abdominal wall besides the rectus abdominis muscles:

A
  1. linea alba

2. inguinal ligament

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11
Q

Anterior muscles of the pectoral girdle:

A
  1. pectoralis minor

2. serratus anterior

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12
Q

Posterior muscles of the pectoral girdle:

A
  1. trapezius (superficial)

DEEP

  1. levator scapulae
  2. rhomboideus minor
  3. rhomboideus major
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13
Q

Axial muscles acting on the arm:

A
  1. pectoralis major

2. latissimus dorsi

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14
Q

Muscle acting on the arm:

A
  1. deltoid (caps shoulder)

2. rotator cuff muscles

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15
Q

Commonly used site of drug injections:

A

deltoid

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16
Q

What muscles belong to the rotator cuff?

A
  1. supraspinatus
  2. infraspinatus
  3. teres minor
  4. subscapularis
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17
Q

Muscles with bellies in the arm:

A

brachium

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18
Q

Principal elbow flexors are:

A
  1. brachialis

2. biceps brachii

19
Q

Prime mover of elbow extensor:

A

triceps brachii

20
Q

Muscles with bellies in the forearm:

A

antebrachium

21
Q

The […] is in the lateral ([…]) side of the forearm just distal to the elbow.

A

brachioradialis; radial

22
Q

Tendons of the forearm pass under a fibrous bracelet-like sheet call […] on the anterior side OR […] on the posterior side.

A

flexor retinaculum; extensor retinaculum

23
Q

Carpal tunnel is between:

A

flexor retinaculum and carpal bones

24
Q

Lateral muscles of the hip are the […] and the three gluteal muscles are […], […], […].

A

tensor fasciae latae; maximus; medis; minimus

25
Q

Fasciae divide the thigh into three compartments:

A
  1. anterior (extensor) compartment
  2. posterior (flexor) compartment
  3. medial (adductor) compartment
26
Q

Medial adductor compartment also contains:

A
  1. adductor longus
  2. adductor magnus
  3. gracilis
  4. brevis
  5. pectineus
27
Q

Quadriceps femoris muscle has […] heads which all converge on the […] tendon.

A

4; patellar

28
Q

What are the 4 heads of the quadriceps femoris?

A
  1. rectus femoris
  2. vastus lateralis
  3. vastus medialis
  4. vastus intermedius
29
Q

What is the longest muscle in the body?

30
Q

Posterior flexor compartment of the thigh also known as […].

A

hamstring muscles

31
Q

Hamstring muscles:

A
  1. biceps femoris
  2. semitendinosus
  3. semimembranosus
32
Q

Posterior flexor compartment of the leg also known as […].

A

triceps surae

33
Q

Triceps surae:

A
  1. gastrocnemius

2. soleus

34
Q

Triceps surae insert on the calcaneus by way of the […] tendon.

35
Q

Dorsiflexion and inversion of the foot is done by […].

A

tibialis anterior (shin)

fibularis longus (lateral side)

extensor retinaculum (top ankle)

36
Q

Flexion is a movement that […] joint angle usually in the […] plane.

A

decreases; sagittal

37
Q

Extension is a movement that […] a joint and generally returns body part to […].

A

straightens; zero position

38
Q

Abduciton is the movement of a body part in the frontal plane […] which adduction is movement in the frontal plane […].

A

away from midline; toward midline

39
Q

Elevation is movement that […] in the frontal plane while depression […] in the frontal plane.

A

raises body part; lowers body part

40
Q

Protraction is the […] in the horizontal plane while retraction it the […].

A

anterior movement; posterior movement.

41
Q

Circumduction:

A

one end of an appendage remains stationary while the other makes a circular motion

42
Q

Rotation:

A

movement in which a bone spins on its longitudinal axis

43
Q

What are the two rotations?

A
  1. medial (internal) rotation

2. lateral (external) rotation

44
Q

Supination palm faces […] while pronation palm faces […].

A

anteriorly/upward; posteriorly/downward

Anatomy (31 decks)

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