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RAD 2 > Facial bones, Nasal Bones, & Mandible Info > Flashcards

Facial bones, Nasal Bones, & Mandible Info Flashcards

1
Q

How many facial bones are there and what are they?

A
  • 14
  • Nasal (2)
  • Lacrimal (2)
  • Maxillary (2)
  • Zygomatic (2)
  • Palatine (2)
  • Inferior Nasal conchae (2)
  • Vomer (1)
  • Mandible (1)
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2
Q

How many nasal bones do we have?

A

2

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3
Q

How many lacrimal bones do we have?

A

2

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4
Q

How many maxillary (maxilla) bones do we have?

A

2

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5
Q

How many zygomatic (zygoma) bones do we have?

A

2

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6
Q

How many palatine bones do we have?

A

2

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7
Q

How many inferior nasal conchae do we have?

A

2

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8
Q

How many vomer bones do we have?

A

1

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9
Q

How many mandibles do we have?

A

1

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10
Q

What is the nasion?

A

Junction of the two nasal bones with the frontal bone

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11
Q

What do the nasal bones form?

A

Upper part of the nose bridge

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12
Q

Nasal bones ______ in shape and size

A

Vary

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13
Q

Nasal bones are _______ bones

A

Small, thin

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14
Q

Besides the nasal bones, what forms the rest of the nose?

A

Cartilage

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15
Q

What bones are small and thin?

A

Nasal bones

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16
Q

What is the junction of the two nasal bones with the frontal bone called

A

Nasion

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17
Q

What forms the bridge of the nose?

A

Nasal bones

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18
Q

Which facial bone is small and thin?

A

Nasal bones

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19
Q

Lacrimal bones are the _________ bones in the skull

A

Smallest

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20
Q

What does lacrimal mean?

A

Tear

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21
Q

Along with the _________ the lacrimal bone forms the __________ which contains the _________

A
  • Maxilla
  • Lacrimal fossae
  • Lacrimal sacs
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22
Q

The lacrimal bones contain a ________ which allows passage for the ________

A
  • Lacrimal foramen
  • Tear ducts
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23
Q

What are the smallest bones in the skull?

A

Lacrimal bones

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24
Q

Whats another word for tear?

A

Lacrimal

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25
Q

Which bone contains a lacrimal foramen to allow passage for the tear duct?

A

Lacrimal bone

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26
Q

Which bones form the lacrimal fossae, which contain the lacrimal sacs?

A
  • Maxilla
  • Lacrimal bone
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27
Q

What does the maxillary bones consist of?

A
  • A centrally located body
  • 4 processes projecting from the body
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28
Q

What do the maxillary bones help form?

A

The nasal cavity and orbit

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29
Q

The maxillary bone is the __________ of the face

A

Largest immovable

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30
Q

What does the maxillary bone form?

A

3/4 of the roof of the mouth

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31
Q

Besides the maxillary bone what else forms the roof of the mouth?

A

The other 1/4 is formed by the palatine bones

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32
Q

Which bones consists of a centrally located body and four processes projecting from the body?

A

Maxillary bone

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33
Q

How many processes does the maxillary bone consist of?

A

4

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34
Q

Which bone assists to form the nasal cavity and orbit?

A

Maxillary bone

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35
Q

What is largest and immovable bone of the face?

A

Maxillary bone

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36
Q

Which bone forms 3/4 of the roof of the mouth and which one forms the other 1/4?

A
  • Maxillary bone (3/4)
  • Palatine bone (1/4)
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37
Q

What are the four processes of the maxillary bone?

A
  • Frontal process
  • Zygomatic process
  • Alveolar process
  • Palatine process
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38
Q

Which process projects upward along the lateral border of the nose toward the frontal bone?

A

Frontal process

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39
Q

Which process projects laterally to unite with the zygomatic bone (aka zygoma)?

A

Zygomatic process

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40
Q

Which process supports the roots of 8 teeth on each bone?

A

Alveolar process

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41
Q

Which process forms the anterior roof of the mouth, called the hard palate?

A

Palatine process

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42
Q

What is the hard palate?

A

The anterior roof of the mouth

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43
Q

What is the anterior roof of the mouth called?

A

Hard palate

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44
Q

What does the palatine process form?

A

The anterior roof of the mouth called the hard palate

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45
Q

What does the alveolar process support?

A

The roots of 8 teeth on each bone

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46
Q

The zygomatic process projects _________ to ________ with the ____________

A
  • laterally
  • Unite
  • Zygomatic bone (aka zygoma)
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47
Q

The frontal process projects _________ along the ________ of the _________ toward the ________

A
  • Upwards
  • Lateral border
  • Nose
  • Frontal bone
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48
Q

What does the maxillary bone also contain?

A
  • The maxillary sinus
  • Infraorbital foramen
  • Anterior nasal spine
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49
Q

What bones contain the maxillary sinus, infraorbital foramen, and anterior nasal spine?

A

Maxillary bone

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50
Q

What bone contains the frontal, zygomatic, alveolar, and palatine processes?

A

Maxillary bone

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51
Q

Where is the anterior nasal spine found?

A

At the junction of the maxillary bones

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52
Q

What is the midpoint of prominence of the anterior nasal spine called?

A

acanthion

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53
Q

Where is the infraorbital foramen located?

A

Under each orbit

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54
Q

What is the infraorbital foramen a passageway for?

A

The infraorbital nerve and artery

55
Q

What does the maxillary sinus empty into?

A

Nasal cavity

56
Q

What is the acanthion?

A

The midpoint of the anterior nasal spine prominence

57
Q

What is found at the junction of the maxillary bones?

A

Anterior nasal spine

58
Q

What is located under each orbit?

A

Infraorbital foramen

59
Q

What is the passageway for the infraorbital nerve and artery?

A

Infraorbital foramen

60
Q

What sinus empties into the nasal cavity?

A

Maxillary sinus

61
Q

What is another name for the zygomatic bones?

A

Zygoma or malar bones

62
Q

What do the zygomatic bones help to form?

A
  • Prominence of the cheeks
  • Lower, outer portion of the orbits
63
Q

What is the temporal process?

A

Part of the zygomatic bone that extends posteriorly to articulate with the zygomatic process of the temporal bone

64
Q

Which process helps form the zygomatic arch?

A

Temporal process

65
Q

What extends posteriorly to articulate with the zygomatic process of the temporal bone?

A

Temporal process

66
Q

What does the temporal process help form?

A

Zygomatic arch

67
Q

What bone helps form the prominence of the cheeks, and the lower, outer portion of the orbits?

A

Zygomatic bone

68
Q

What is the hyoid not considered?

A

A facial bone

69
Q

What is the hyoid?

A

A small U-shaped bone located at the base of the tongue

70
Q

What holds the hyoid in position?

A

Stylohyoid ligaments

71
Q

What is the only bone in the body that does not articulate with any other bone?

A

Hyoid bone

72
Q

What is the small U-shaped bone located at the base of the tongue?

A

Hyoid bone

73
Q

Which bone is held in position by stylohyoid ligaments?

A

Hyoid bone

74
Q

The hyoid bone is the ______ bone in the body that _________

A
  • Only
  • Does not articulate with any other bone
75
Q

What is the only movable joint in the skull?

A

Temporomandibular joint

76
Q

Which joint is located anterior and slightly superior to the EAM?

A

Temporomandibular joint

77
Q

What is the temporomandibular joint classified as?

A

Synovial, hinge-gliding joint

78
Q

What is formed by the head of the condyloid process of the mandible fitting into the temporomandibular fossa of the temporal bone?

A

Temporomandibular joint

79
Q

The temporomandibular joint is the ___________

A

Only movable joint in the skull

80
Q

What joint in the skull is classified as a synovial, hinge-gliding joint?

A

Temporomandibular joint

81
Q

Where is the temporomandibular joint located?

A

Anterior and slightly superior to the EAM

82
Q

The Temporomandibular joint is formed by the _________ of the mandible ________ into the ____________

A
  • Head of the condyloid process
  • Fitting
  • Temporomandibular foss of the temporal bone
83
Q

What is the largest, densest bone of the face?

A

The mandible

84
Q

What is the only movable bone in the adult skull?

85
Q

What is the body of the mandible?

A

Curved horizontal portion anterior to the angle

86
Q

What is the rami of the mandible?

A

Two vertical portions

87
Q

What is the mandibular angle?

A

Where the body and ramus articulate

88
Q

What is the alveolar portion of the mandible?

A

Superior border of the body that supports the roots of the lower teeth

89
Q

The mandible is the _______ of the face

A

Largest, densest bone

90
Q

The mandible is the ________ bone in the ______ skull

A
  • Only movable
  • Adult
91
Q

What is the curved, horizontal portion of the mandible anterior to the angle?

A

Mandibular body

92
Q

What are the two vertical portions of the mandible?

A

Mandibular rami

93
Q

What is the part of the mandible called where the body and ramus articulate?

A

Mandibular angle

94
Q

What is the superior border of the body that supports the roots of the lower teeth?

A

Alveolar portion

95
Q

Whats another name for the mandibular angles?

96
Q

Whats another name for the gonion?

A

Mandibular angles

97
Q

What is the mental foramina?

A

Two tiny openings located on each half of the mandibular body

98
Q

What does the mental foramina transmit?

A

Nerves and blood vessels

99
Q

What is the mandibular notch?

A

U-shaped notch on upper portion of ramus

100
Q

What is the condylar (condyloid) process of the mandible?

A

Posterior portion of upper ramus

101
Q

What is the coronoid process of the mandible?

A

Anterior end of mandibular notch

102
Q

What is the anterior end of the mandibular notch called?

A

Coronoid process

103
Q

What is the posterior portion of the upper ramus called?

A

condylar (condyloid) process

104
Q

What is the U-shaped notch on the upper portion of the ramus called?

A

Mandibular notch

105
Q

What portion of the mandible transmits nerves and blood vessels?

A

Mental foramina

106
Q

What are the two tiny openings located on each half of the mandibular body?

A

Mental foramina

107
Q

Where does the vomer lie?

A

In the MSP of the floor of the nasal cavity

108
Q

What does the vomer form?

A

The inferior part of the nasal septum

109
Q

What is a deviated septum?

A

When the nasal septum is displaced laterally from the midline of the nose

110
Q

Where does a deviated septum usually occur?

A

At the junction of the septal cartilage and the vomer

111
Q

What does the surface of the vomer contain?

A

Multiple depressions for blood vessels

112
Q

What is the main source of nosebleeds?

A

Vomer surface

113
Q

What bones lies in the MSP of the floor of the nasal cavity?

114
Q

What bones forms the inferior part of the nasal septum?

115
Q

What is it called when the nasal septum is displaced laterally from the midline of the nose?

A

Deviated septum

116
Q

What usually occurs at the junction of the septal cartilage and vomer?

A

Deviated septum

117
Q

Which bone surface contains multiple depressions for blood vessels

118
Q

The surface of the vomer is the __________

A

source of nosebleeds

119
Q

Which facial bone are long, narrow, and thin?

A

Inferior nasal conchae

120
Q

Which bone is curled laterally, and has a scroll-like appearance?

A

Inferior nasal conchae

121
Q

The inferior nasal conchae extends _________ & _________ from the __________ of the ___________

A
  • Diagonally
  • Inferiorly
  • Lateral walls
  • Nasal cavity
122
Q

The inferior nasal conchae curl _______ and has a _______ appearance

A
  • Laterally
  • Scroll-like
123
Q

The inferior nasal conchae are _______ bones

A

Long, narrow, thin

124
Q

What bone extends diagonally & inferiorly from the lateral walls of the nasal cavity?

A

Inferior nasal conchae

125
Q

Which nasal conchae are part of the ethmoid bone?

A

Superior & middle nasal conchae

126
Q

The superior & middle nasal conchae are part of the ______ bone and is considered a _________ bone

A
  • Ethmoid
  • Cranial
127
Q

What are the L-shaped bones that are composed of vertical and horizontal plates?

A

Palatine bones

128
Q

The horizontal plate of the palatine bones _________ with the ________ to form the remaining ________

A
  • Articulates
  • Maxillae
  • 1/4 of the roof of the mouth
129
Q

The vertical plate of the palatine bones extends ________ between the __________ into the ________

A
  • Upwards
  • Maxillae
  • Posterior nasal cavity
130
Q

What part of the palatine bone helps to form a small part of the orbit?

A

Superior tips of the vertical plate

131
Q

What are palatine bones?

A

L-shaped bones composed of vertical and horizontal plates

132
Q

What do the superior tips of the vertical plate of the palatine bones help form?

A

Small part of the orbit

133
Q

What articulates with the maxillae to form the remaining 1/4 of the roof of the mouth?

A

Horizontal plate of the palatine bones

134
Q

What extends upwards between the maxillae into the posterior nasal cavity?

A

Vertical plate of the palatine bones

RAD 2 (38 decks)

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