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2025 Anatomy II > Exam 1: Lecture 9: Head and Neck Myology > Flashcards

Exam 1: Lecture 9: Head and Neck Myology Flashcards

1
Q

What muscle is indicated by the blue arrow?

A

-Malar m.

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2
Q

What muscle is indicated by the blue arrow?

A

-Orbicularis oculi m.

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3
Q

What muscle is indicated by the blue arrow?

A

-Levator nasolabialis m.

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4
Q

What muscle is indicated by the blue arrow?

A

-Levator of the superior lip m.

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5
Q

What muscle is indicated by the blue arrow?

A

-Apical dilator of the nostril m.

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6
Q

What muscle is indicated by the blue arrow?

A

-Canine m.

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7
Q

What muscle is indicated by the blue arrow?

A

Canine m.

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8
Q

What muscle is indicated by the blue arrow?

A

-Orbicularis oris m.

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9
Q

What muscle is indicated by the blue arrow?

A

-Buccinator m.

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10
Q

What muscle is indicated by the blue arrow?

A

-Buccinator m.

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11
Q

What muscle is indicated by the blue arrow?

A

-Cutaneous muscle of the face

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12
Q

What is this muscle? (Hint: most superficial muscle of the face)

A

-Cutaneous muscle of the face

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13
Q

What muscle is this? Seen by reflecting the cutaneous muscle of the face

A

-Masseter m.

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14
Q

What muscle is indicated by the black line?

A

-Canine m.

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15
Q

What muscle is indicated by the black line?

A

-Levator of the superior lip m. (very thick tendon going medially to the nostrils)

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16
Q

What muscle is indicated by the black line?

A

-Zyogmatic m.

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17
Q

What muscle is indicated by the black line?

A

-Malar m. (very thin muscle)

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18
Q

What muscle is indicated by the black line?

A

-Levator nasolabialis m.

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19
Q

What muscle is indicated by the black line?

A

-Depressor of lower lip m.

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20
Q

What muscle is indicated by the black line?

A

-Levator of superior lip m.

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21
Q

What muscle is indicated by the blue star?

A

-Levator nasolabialis m.

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22
Q

What muscle is indicated by the blue star?

A

-Caninus m.

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23
Q

What muscle is indicated by the blue star?

A

-Levator nasolabialis m.

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24
Q

What muscle is indicated by the blue star?

A

-Zygomaticus m.

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25
Q

What muscle is indicated by the blue star?

A

-Depressor labii inferioris m.

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26
Q

What muscle is indicated by the blue star?

A

-Cutaneous muscle of the face

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27
Q

What muscle is indicated by the blue star?

A

-Parotidauricularis m.

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28
Q

What muscle is indicated by the blue arrow?

A

-Levator nasolabialis m.

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29
Q

What muscle is indicated by the blue arrow?

A

-Levator of the superior lip m.

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30
Q

What muscle is indicated by the blue arrow?

A

-Canine m.

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31
Q

What muscles come together to form this tendon?

A

-Both sides of Levator of superior lip mm.

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32
Q

What muscle allows this response?

A

-Levator of superior lip mm.

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33
Q

What muscle is highlighted in black?

A

-Temporal m.

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34
Q

What muscle is highlighted in blue?

A

-Lateral pterygoid m.

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35
Q

What muscle is highlighted in green?

A

-Digastricus m.

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36
Q

What muscle is highlighted in red?

A

-Medial pterygoid m.

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37
Q

What is the only muscle that aids in opening the jaw?

A

-Digastricus m.

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38
Q

What muscle is indicated by the blue arrow?

A

-Deep masseter m.

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39
Q

What muscle is indicated by the blue arrow?

A

-Superficial masseter m.

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40
Q

What muscle is this?

A

-Masseter m.

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41
Q

What are the muscles of mastication?

A

-Pterygoid medial & lateral
-Digastricus (all 3 bellies)
-Masseter (both superficial & deep)

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42
Q

What muscle is indicated by the blue star?

A

-Temporal m.

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43
Q

What muscle is indicated by the blue star?

A

-Masseter m. deep

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44
Q

What muscle is indicated by the blue star?

A

-Masseter m. superficial

45
Q

What muscle is indicated by the blue star?

A

-Digastricus m. Occipitomandibular belly

46
Q

What muscle is indicated by the blue star?

A

-Medial pterygoid m.

47
Q

What muscle is indicated by the blue star?

A

-Lateral pterygoid m. (deep to medial pterygoid m.)

48
Q

What muscle is indicated by the blue star?

A

-Medial pterygoid m. reflected

49
Q

What action happens when the medial and lateral pterygoid muscles work together?

A

-They close the oral cavity

50
Q

What is shown in this picture?

A

-Right side excursion

51
Q

What is shown in this picture?

A

-Left side excursion

52
Q

Why are right and left side excursions important?

A

-Important for chewing b/c molars are very blunt

53
Q

What muscle is indicated by the blue star?

A

-Digastricus m. caudal belly

54
Q

What muscle is indicated by the blue star?

A

-Digastricus m. Occipitomandibular belly

55
Q

What muscle is indicated by the blue star?

A

-Medial pterygoid m.

56
Q

What muscle is indicated by the blue star?

A

-Digastricus m., Rostral belly

57
Q

What is indicated by the blue star?

A

-Tendon connecting the caudal and rostral bellies of Digastricus m. together

58
Q

What muscle is indicated by the blue star?

A

-Trapezius m. (2 parts: cervical & thoracic)

59
Q

What muscle is indicated by the blue star?

A

-Latissimus dorsi m.

60
Q

What muscle is indicated by the blue star?

A

-Serratus ventralis m.

61
Q

What muscle is indicated by the blue star?

A

-Omotransversarius m.

62
Q

What muscle is indicated by the blue star?

A

-Brachiocephalicus m.

63
Q

What muscle is indicated by the blue star?

A

-Trapezius m. (reflected)

64
Q

What muscle is indicated by the blue star?

A

-Rhomboideus m.

65
Q

What muscle is indicated by the blue star?

A

-Subclavius m.

66
Q

What muscle is indicated by the blue star?

A

-Splenius m. (only muscle for the intermediate layer of the head)

67
Q

What muscle is indicated by the blue star?

A

-Rhomboid m. cervical part

68
Q

What muscle is indicated by the blue star?

A

-Rhombiod m. thoracic part

69
Q

What muscle is indicated by the blue star?

A

-Sternocephalicus m. (goes from sternum to mandible)

70
Q

What muscle is indicated by the blue star?

A

-Sternohyoid (and omohyoid) m. (from sternum to hyoid)

71
Q

What muscle is indicated by the blue star?

A

-Serratus ventralis m. cervical part

72
Q

What muscle is indicated by the blue star?

A

-Serratus ventralis m. thoracic part

73
Q

What muscle is indicated by the blue star?

A

-Splenius m.

74
Q

What muscle is indicated by the blue star?

A

-Trapezius m. Cervical part

75
Q

What muscle is indicated by the blue star?

A

-Trapezius m. Thoracic part

76
Q

What muscle is indicated by the blue star?

A

-Sternohyoid m.

77
Q

What muscle is indicated by the blue star?

A

-External jugular vein (within the jugular groove)

78
Q

What muscle is indicated by the blue star?

A

-Sternocephalicus m. (and omohyoid m.)

79
Q

Where is the jugular groove located?

A

-Between the sternocephalicus m. and brachiocephalicus m.

80
Q

What muscle is indicated by the blue star?

A

-Brachiocephalicus m. & omotransversarius m.

81
Q

What muscle is indicated by the blue star?

A

-Serratus ventralis m. cervical part

82
Q

What muscle is indicated by the blue star?

A

-Serratus ventralis m. thoracic part

83
Q

What muscle is indicated by the blue star?

A

-Longissimus of atlas m.

84
Q

What muscle is indicated by the blue star?

A

-Longissimus of the head m.

85
Q

What muscle is indicated by the blue star?

A

-Semispinal of the head m.

86
Q

What muscle is indicated by the blue star?

A

-Longissimus of thorax m.

87
Q

What muscle is indicated by the blue star?

A

-Spinal of the thorax m.

88
Q

What muscle is indicated by the blue star?

A

-Intertransversarius m.

89
Q

What muscle is indicated by the blue star?

A

-Longissimus of neck m.

90
Q

What muscle is indicated by the blue star?

A

-Iliocostal of thorax m.

91
Q

What muscle is indicated by the black arrow?

A

-Sternocephalicus m.

92
Q

What muscle is indicated by the blue star?

A

-Longissimus of atlas m.

93
Q

What muscle is indicated by the blue star?

A

-Longissimus of the head m.

94
Q

What muscle is indicated by the blue star?

A

-Semispinal of the head m.

95
Q

What muscle is indicated by the blue star?

A

-Longissimus of neck m.

96
Q

What muscle is indicated by the blue star?

A

-Serratus ventralis m. cervical part

97
Q

What muscle is indicated by the blue star?

A

-Major dorsal straight of the head m.

98
Q

What muscle is indicated by the blue star?

A

-Nuchal ligament funicular part

99
Q

What muscle is indicated by the blue star?

A

-Nuchal ligament lamellar part

100
Q

What muscle is indicated by the blue star?

A

-Spinal of the neck m.

101
Q

What muscle is indicated by the blue star?

A

-Spinal of the thorax m.

102
Q

What muscle is indicated by the blue star?

A

-Caudal oblique of the head m.

103
Q

What muscle is indicated by the blue star?

A

-Multifidous of the neck m.

104
Q

What muscle is indicated by the blue star?

A

-Intertransversarius m.

105
Q

What muscle is indicated by the blue star?

A

-Levator of the ribs m.

106
Q

What muscle is indicated by the blue star?

A

-Multifidous of the thorax m.

107
Q

Why do we do injections here?

A

-There are only muscles located in this triangle

108
Q

What are the attributes of the thyroid gland in horses?

A

-Round to oval in shape
-Between 2nd & 3rd tracheal rings
-Joined ventrally by a narrow isthmus of connective tissue

109
Q

What are the attributes of the parathyroid gland in horses?

A

-Bilateral
-Embedded within the thyroid gland

2025 Anatomy II (11 decks)

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