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Head and Neck Anatomy > Chapter 3 > Flashcards

Chapter 3 Flashcards

1
Q

The ______ is formed from the eight cranial bones.

A

Cranium

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2
Q

What do the cranial bones include?

A 
Single occipital
Frontal
Sphenoid
Ethmoid
Paired parietal
Temporal
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3
Q

The ______ _________ (2 words) is a single cranial bone that forms the posterior part of the skull and the base of the cranium

A

Occipital bone

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4
Q

What bones/vertebra does the occipital bone articulate with?

A

Parietal
Temporal
Sphenoid
First cervical vertebra (atlas)

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5
Q

What bone on the external surface from an inferior view is completely formed by the occipital bone ?

A

Foramen magnum

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6
Q

What are the curved and smooth projections that are lateral and anterior to the foramen magnum?

A

Occipital condyles

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7
Q

The occipital condyles have a movable articulation with the ___________, the first cervical vertebra of the vertebral column

A

Atlas

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8
Q

What is the name of the four-sided plate anterior to the foramen magnum?

A

Pharyngeal tubercle

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9
Q

What is the name of the openings seen from the inferior view of the occipital bone?

A

Hypoglossal canals

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10
Q

What is the name of another bone seen from the inferior view of the occipital bone?

A

Jugular notch of the occipital bone

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11
Q

The ________ ________ (2 words) is a single cranial bone that forms the anterior part of the skull, superior to the eyes in the frontal region, and includes the forehead, the roof of the orbits, and part of the nasal cavity.

A

Frontal bone

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12
Q

What does the frontal bone articulate with?

A 
Parietal bone
Sphenoid
Lacrimal
Nasal
Ethmoid
Zygomatic
Maxillae
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13
Q

The frontal bone’s part of the _____ ______ _____ (3 words) and ______ ______ ______ (3 words) is visible when the bone is viewed from the lateral aspect

A

Superior temporal line

Inferior temporal line

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14
Q

What bone forms the superior wall or orbital roof of the frontal bone?

A

Orbital plate

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15
Q

What are the curved elevations over the superior part of the orbit, subjacent to the eyebrows?

A

Supraorbital ridges

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16
Q

Where is the supraorbital notch located?

A

Medial part of the supraorbital ridge and is where the supraorbital artery and nerve travel from the orbit to the forehead

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17
Q

What is the smooth elevated area between the eyebrows between the supraorbital ridges call?

A

Glabella

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18
Q

What is the name of the bone of prominence of the forehead?

A

Frontal eminence

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19
Q

What is the projection lateral to the orbit?

A

Zygomatic process of the frontal bone

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20
Q

From the inferior view of the frontal bone, each _____ ______ (2 words) is visible

A

Lacrimal fossa

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21
Q

What does the lacrimal fossa contain?

A

Lacrimal gland, which produces lacrimal fluid (tears)

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22
Q

The ______ _____ (2 words) each have four borders and are shaped like a curved plate.

A

Parietal bones

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23
Q

The parietal bones are paired cranial bones that articulate with each other at what structure?

A

Sagittal suture

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24
Q

The parietal bones articulate with the occipital bone at what structure?

A

Lambdoidal sutures

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25
Q

The ______ _________ (2 words) are paired cranial bones that form the lateral walls of the skull in the temporal region and part of the base of the skull in the auricular region.

A

Temporal bones

26
Q

What do the temporal bones articulate with?

A 
One zygomatic
One parietal
Occipital
Sphenoid
Mandible
27
Q

Name the four parts that make up the temporal bone.

A

Squamous
Tympanic
Petorous
Mastoid process

28
Q

What does the squamos part of the temporal bone form?

A
  • Zygomatic process of the temporal bone, which then forms part of the zygomatic arch
  • Cranial part of the temporomandibular joint
29
Q

What is located on the inferior surface of the zygomatic process of the temporal bone?

A

Articular fossa

30
Q

Anterior to the articular fossa is the _____ ______ (2 words), and posterior is the _____ _____ (2 words)

A

Articular eminence

Postglenoid process

31
Q

The tympanic part of the temporal bone forms most of the ___ ____ ______ (3 words), a short canal leading to the tympanic cavity, located posterior to the articular fossa.

A

External acoustic meatus

32
Q

What does petrous mean?

A

Resembling stone in hardness

33
Q

What is the name of the fissure that separates the tympanic part from the petrosal part?

A

Petrotympanic fissure, chorda tympani nerve emerges from here.

34
Q

What is the name of the large roughened projection on the inferior aspect of the petrous part of the temporal bone?

A

Mastoid process

35
Q

What is the bone medial to the mastoid process?

A

Mastoid notch

36
Q

What is the long, pointed bony projection that is inferior and medial to the external acoustic meatus?

A

Styloid process

37
Q

The ______ _______ (2 words) is named for its location between the styloid process and the mastoid process

A

Stylomastoid foramen

38
Q

The large circular aperture of the _____ ______ (2 words) ascents at first vertically, then, making a bend, runs horizontally forward and medial ward.

A

Carotid canal

39
Q

What is the lateral part of the two bones that form the jugular foramen?

A

Jugular notch of the temporal bone

40
Q

What is the name of the bone that consists of a body and its processes?

A

Sphenoid bone

41
Q

What does the sphenoid bone articulate with?

A 
Frontal
Parietal
Ethmoid
Temporal
Zygomatic
Maxillae
Palatine
Vomer
Occipital bones
42
Q

What does the body of the sphenoid bone contain?

A

Paranasal sinuses

Sphenoidal sinuses

43
Q

What is the name of the anterior process of the sphenoid bone?

A

Lesser wing

44
Q

What is the name of the posterolateral process of the sphenoid bone?

A

Greater wing

45
Q

Inferior to the greater wing of the sphenoid bone is the ______ ______ (2 words)

A

Pterygoid process

46
Q

What does the pterygoid process consist of?

A

Lateral pterygoid plate

Medial pterygoid plate

47
Q

What is the pterygoid (hamulus)?

A

Thin curved process, inferior termination of the medial pterygoid plate

48
Q

What bone is between the pterygoid process and the maxillary tuberosity?

A

Pterygopalatine fossa

49
Q

The most anterior curved and slitlike opening, the ____ ______ _____ (3 words), transmits the opthalmic division of the trigeminal nerve, the abducens, trochlear, and oculomotor nerves.

A

Superior orbital fissure

50
Q

What is the name of the smaller round opening that transmits the maxillary nerve or division of the trigeminal nerve.

A

Foramen rotundum

51
Q

What is the name of the larger oval opening that transmits the mandibular nerve or division of the trigeminal nerve?

A

Foramel ovale

52
Q

The orbital surface of the greater wing creates the posterior part of the ______ _______ __ __ _______ (5 words)

A

Lateral wall of the orbit

53
Q

The lesser wing forms the base of the ____ _____ ( 2 words), the deepest part of the orbit.

A

Orbital apex

54
Q

What is the round opening in the orbital apex which lies between the two roots of the lesser wing?

A

Optic canal

55
Q

The ____ _____ (2 words) is located anterior to the sphenoid in the anterior part of the cranium.

A

Ethmoid bone.

56
Q

What does the ethmoid bone articulate with?

A 
Frontal 
Sphenoid
Lacrimal
Maxilla
Adjoins the vomer at its inferior and posterior borders
57
Q

A vertical midline continuation of the perpendicular plate superiorly into the cranial cavity is the wedge-shaped ______ ______ (2 words)

A

Crista galli

58
Q

The ____ ______ (2 words), visible from the inside of the cranial cavity and present on the superior aspect of the bone and surrounding the crista galli, is perforated by foramina to allow the passage of olfactory nerves for the sense of smell.

A

Cribiform plate

59
Q

What do the lateral parts of the ethmoid bone form?

A

Superior nasal conchae
Middle nasal conchae
Orbital plates

60
Q

What forms the medial orbital wall?

A

Orbital plate of the ethmoid bone.

Head and Neck Anatomy (3 decks)

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