02b: Superficial Head/Face Flashcards Preview

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Flashcards in 02b: Superficial Head/Face Deck (88):
1

(X) bone is major component of facial skeleton.

X = mandible

2

Forehead is part of (face/scalp).

Scalp

3

List the layers of the scalp, from superficial to deep.

1. Skin
2. CT (dense)
3. Aponeurotic
4. Loose CT
5. Pericranium

4

Which scalp layer, if any, contains lymph?

Skin

5

There is an abundance of (arteries/veins/nerves) in (X) scalp layer. Thus, one may bleed profusely if scalp cut through to this layer.

All;
X = dense CT layer

6

Aponeurotic layer of (X) contains:

X = scalp

Occipitofrontalis muscle

7

Which scalp layers are considered one unit, referred to as (X)?

X = scalp proper

Skin, dense CT, and aponeurotic

8

Which scalp layer acts as "danger zone" or potential space that can be filled with fluid in injury/infection?

Loose CT layer

9

Muscles of facial expression derived from (X) pharyngeal arch and thus innervated by branches of (Y).

X = Second
Y = Facial nerve (CN VII)

10

Facial muscles in orbital group.

1. Orbicularis oculi
2. Corrugator supercili

11

Frontal belly of occipitofrontalis muscle attaches to:

Skin of eyebrows

12

Occipital belly of occipitofrontalis muscle attaches to:

Mastoid process and superior nuchal lines

13

Functions of occipitofrontalis muscle.

Raise eyebrows, wrinkle forehead, move scalp

14

Nerve supply to occipitofrontalis muscle (frontal belly).

Temporal branches of CN VII

15

Nerve supply to occipitofrontalis muscle (occipital belly).

Posterior auricular branch of CN VII

16

Frontal and occipital bellies of occipitofrontalis muscle connected by:

Epicranial aponeurosis

17

List parts of the orbicularis oculi muscle and the action associated with each.

1. Palpebral (closes eyes gently)
2. Orbital (closes eyes forcefully)

18

Corrugator supercili is (superficial/deep/same plane) as/to orbicularis oculi and has which action?

Deep;
Draws eyebrows toward midline (active when frowning)

19

Facial muscles in nasal group.

1. Procerus
2. Nasalis

20

Procerus actions.

produces transverse wrinkles over bridge of nose

21

Nasalis actions.

1. Transverse part (compress nares)
2. Alar part (opens nares)

22

Facial muscles in upper oral group. Star the deepest muscles.

1. Risorius
2. Levator labii superioris alaeque nasi (Elvis)
3. Levator labii superioris
4. Zygomaticus major and minor
5. Levator anguli oris*

23

List facial muscles in upper oral group that help form grin/smile.

1. Risorius
2. Zygomaticus major and minor

24

Zygomaticus major and minor attach to which surfaces of (X) bone?

X = zygomatic

Major attaches to lateral aspect; minor attaches to anterior aspect

25

Levator labii superioris action.

Deepens furrow between nose and corner of mouth (during sadness)

26

Levator anguli oris action.

Elevates corner of mouth

27

Facial muscles in lower oral group.

1. Depressor anguli oris
2. Depressor labii inferioris
3. Mentalis

28

The "pouting" muscle.

Mentalis

29

Depressor labii inferioris action.

Depresses lower lip

30

(X) muscle fibers completely encircle the mouth. What's its action?

X = orbicularis oris

Narrows mouth and closes lips

31

(X) muscle forms the muscular component of cheek. What are its attachments?

X = Buccinator

Mandible, maxilla, pterygomandibular raphe

32

Which oral muscle aids in mastication? How?

Buccinator; maintains position of bolus

33

T/F: Buccinator is an official mastication muscle.

False - only aids

34

Face is primarily derived from pharyngeal arch(es) (X). Which nerve(s) associated?

X = 1 and 2

1. Trigeminal (CN V)
2. Facial (CN VII)

35

Cutaneous innervation to face by branches of which CN? What are the major divisions?

CN V (Trigeminal)

1. Opthalmic (V1)
2. Maxillary (V2)
3. Mandibular (V3)

36

What's the exception to typical cutaneous innervation of face?

Great auricular nerve; sensory to angle, lower mandibular ramus, and parts of ear

37

(X) point marks change/difference in sensory innervation of scalp. What are the key nerves that contribute to this innervation?

X = vertex

Trigeminal (anteriorly) and cervical spinal nerves (posteriorly)

38

CN VII exists base of skull via (X).

X = stylomastoid foramen

39

Terminal branches of CN VII.

1. Temporal
2. Zygomatic
3. Buccal
4. Marginal mandibular
5. Cervical

40

(X) branch of CN (Y) innervates occipital belly of occipitofrontalis as well as (Z) muscles.

X = posterior auricular
Y = VII
Z = posterior auricular

41

The parotid plexus is formed within (X) by branches of (Y). List these main branches.

X = parotid gland
Y = CN VII

1. Temporofacial (upper)
2. Cervicofacial (lower)

42

T/F: Mucous membranes innervated by facial nerve.

False

43

The (X) artery, off (internal/external) carotid, is the major vessel supplying the face.

X = facial
External

44

Branches of facial artery. Star the terminating branch(es).

1. Superior and Inferior labial
2. Lateral nasal
3. Angular*

45

T/F: The angular artery terminates at the lateral corner of the nasal wing.

False - at medial corner of orbit

46

Aside from facial artery, which other branches off (X) contribute to vascular supply of face?

X = External carotid

Maxillary and Superficial temporal

47

Branches off maxillary artery that contribute to vascular supply of face.

1. Infra-orbital
2. Buccal
3. Mental

48

Branches off superficial temporal artery that contribute to vascular supply of face.

Transverse facial artery

49

Branches off internal carotid artery that contribute to vascular supply of face. Star the ones that also supply scalp.

1. Supra-orbital and supratrochlear*
2. Zygomaticofacial
3. Dorsal nasal artery

50

T/F: All vascular supply to face from internal carotid system comes from opthalmic artery.

True

51

Branches of External carotid that supply scalp.

1. Occipital
2. Posterior auricular
3. Superficial temporal

52

(X) is the main vein of the face.

X = facial

53

Venous drainage of face: (X) come together to form (Y) vein. As it travels inferiorly, it receives (Z) vein and becomes the facial vein.

X = supraorbital and supratrochlear
Y = angular
Z = deep facial

54

Facial vein joins (X) vein to form (Y) vein that finally drains into (Z).

X = anterior retromandibular
Y = common facial
Z = IJV

55

Which vein(s) drain the pterygoid venous plexus?

1. Deep facial
2. Maxillary

56

Retromandibular vein formed by union of (X) veins.

X = superficial temporal and maxillary

57

Retromandibular vein branches into (X) and (Y) at which landmark?

X = anterior branch
Y = posterior branch

Upon emerging from inferior surface of parotid gland

58

Posterior branch of retromandibular vein unites with (X) to form (Y), which finally drains into (Z).

X = posterior auricular
Y = external jugular vein
Z = subclavian

59

The largest of the main salivary glands is (X). It's found at which landmark?

X = parotid

Covers temperomandibular joint

60

Parotid duct exits anterior parotid gland between which landmarks?

(Midway between) Zygomatic arch and corner of mouth

61

Parotid duct pierces (X) to enter oral cavity near second (upper/lower) molar tooth.

X = buccinator
Upper

62

List the three major structures that pass through parotid gland.

1. Facial nerve
2. External carotid artery (and some branches)
3. Retromandibular vein

63

Skin overlying parotid gland and sheath innervated by which nerves?

1. Greater auricular (cervical plexus)
2. Auriculotemporal (V3)

64

Parasympathetic innervation to parotid gland stimulates (X).

X = gland secretion

65

Sympathetic innervation to parotid gland stimulates (X).

X = reduced salivation

66

Tumor in salivary glands are typically (benign/malignant).

Benign

67

List the various things that enter lymphatic capillaries

Interstitial fluid, which can contain:

1. Cells of lymphocytic system
2. Cell product/debris
3. Pathogens

68

Lymph vessels merge as they get closer to:

The heart

69

The lymphatic trunks, (X) and (Y), each drain which part of body?

X = right lymphatic duct (right upper quadrant)
Y = thoracic duct (rest of body)

70

Both thoracic and right lymph ducts enter (X) at the junction of (Y).

X = Subclavian vein
Y = IJV

71

Near the junction with the venous system, the thoracic duct is joined by:

1. Left jugular trunk
2. Subclavian trunk

72

Near the junction with the venous system, the right lymph duct is joined by:

1. Right jugular trunk
2. Right subclavian trunk

73

There are (superficial/deep) lymph nodes along IJV and (superficial/deep) nodes along EJV.

Deep; superficial

74

Ultimately, all lymph nodes go into (X), which then go into (Y).

X = Deep cervical nodes
Y = right and left jugular trunks

75

Posterior scalp and neck drained by (X) lymph nodes.

X = occipital

76

Posterolateral scalp drained by (X) lymph nodes.

X = Mastoid

77

Anterolateral scalp and upper half of face drained by (X) lymph nodes.

X = pre-auricular and parotid

78

Anterior face drained by (X) lymph nodes.

X = submandibular

79

Gingiva and most of teeth drained by (X) lymph nodes.

X = submandibular

80

Lower lip drained by (X) lymph nodes.

X = submental

81

Chin floor of mouth and lower incisor teeth drained by (X) lymph nodes.

X = submental

82

Deep cervical lymph nodes are formed by two groups. List them and their relationship to particular landmarks.

1. Jugulodigastric (superior at level of posterior digastric muscle)
2. Jugulo-omohyoid (inferior to omohyoid tendon)

83

Lymphatic vessels from pharynx drain into which nodes?

1. Retropharyngeal
2. Paratracheal
3. Infrahyoid

84

Palatine tonsils drain into which lymph nodes?

Jugulodigastric

85

Root of tongue drains into (X) lymph nodes.

X = jugulodigastric

86

Medial tongue body drains into (X) lymph nodes.

X = Jugulo-omohyoid

87

Lateral parts of anterior tongue drain into (X) lymph nodes.

X = submandibular

88

Tip of tongue and frenulum drain into (X) lymph nodes.

X = submental