Osteology - Skull and Spine

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261 Terms

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Temporal Bone

Identify the bone structure labeled as A.

A. Temporal Bone

B. Occipital Bone

C. Parietal Bone

D. Frontal Bone

<p>Identify the bone structure labeled as A.</p><p>A. Temporal Bone</p><p>B. Occipital Bone</p><p>C. Parietal Bone</p><p>D. Frontal Bone</p>
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Occipital Bone

Identify the bone structure labeled as B.

<p>Identify the bone structure labeled as B.</p>
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Parietal Bone

Identify the bone structure labeled as C.

<p>Identify the bone structure labeled as C.</p>
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Frontal Bone

Identify the bone structure labeled as D.

<p>Identify the bone structure labeled as D.</p>
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Squamosal Suture

Identify the suture labeled as A.

<p>Identify the suture labeled as A.</p>
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Occipital Suture

Identify the suture labeled as B.

<p>Identify the suture labeled as B.</p>
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Sagittal Suture

Identify the suture labeled as C.

<p>Identify the suture labeled as C.</p>
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F. Occipital Bone

Probable site of Mendosal Suture if present

E. Frontal Bone

F. Occipital Bone

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E. Frontal Bone

Probable site of Metopic Suture if present

E. Frontal Bone

F. Occipital Bone

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Asterion

Identify the suture labeled as A.

<p>Identify the suture labeled as A.</p>
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Pterion

Identify the suture labeled as B.

<p>Identify the suture labeled as B.</p>
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Basion

Identify the suture labeled as E.

<p>Identify the suture labeled as E.</p>
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Opisthion

Identify the suture labeled as F.

<p>Identify the suture labeled as F.</p>
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Lambda

Identify the suture labeled as C.

<p>Identify the suture labeled as C.</p>
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Bregma

Identify the suture labeled as D.

<p>Identify the suture labeled as D.</p>
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Pterion

Suture known as “God’s Little Joke”

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A. Anterior division of middle meningeal artery

Pterion protects:

A. Anterior division of middle meningeal artery

B. Posterior division of middle meningeal artery

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Lambda

Suture that closes first

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Bregma

Suture that closes last

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McRae Line

Eponym name for the line that connects basion and opisthion

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Lambda

This suture time of closure is 2-3 months after birth.

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Pterion

This suture time of closure is 4-6 months after birth.

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Asterion

This suture time of closure is 6-18 months after birth.

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Bregma

This suture time of closure is 18-24 months after birth.

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Bregma

Which of the sutures (as a fontanelle) is commonly used by pediatricians in checking signs of dehydration, increase in intracranial pressure, and progress of ossification?

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Stephanion

Cephalometric landmark where it marks the point of contact between: superior temporal line and coronal suture

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Inferior Temporal Line

Identify the structure of the skull labelled A.

<p>Identify the structure of the skull labelled A.</p>
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Superior Temporal Line

Identify the structure of the skull labelled B.

<p>Identify the structure of the skull labelled B.</p>
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Stephanion

Identify the structure of the skull labelled C.

<p>Identify the structure of the skull labelled C.</p>
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Zygomatic Arch

Identify the structure lined with the pink strip.

<p>Identify the structure lined with the pink strip.</p>
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Zygomatic arch

Provides structural support and security for the face. It serves as an attachment for the masseter muscle, a major muscle for mastication. It is also used as a landmark in facial surgeries and trauma evaluation.

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Diploe

Identify the structure of the skull labelled A.

<p>Identify the structure of the skull labelled A.</p>
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Paranasal Sinus

Identify the structure of the skull labelled B.

<p>Identify the structure of the skull labelled B.</p>
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Palatine Process of Maxillary Bone

Identify the structure of the skull labelled A.

<p>Identify the structure of the skull labelled A.</p>
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Palatine Bone

Identify the structure of the skull labelled B.

<p>Identify the structure of the skull labelled B.</p>
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Jugum

Identify the structure of the skull labelled A.

<p>Identify the structure of the skull labelled A.</p>
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Pre-chiasmatic Groove

Identify the structure of the skull labelled B.

<p>Identify the structure of the skull labelled B.</p>
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Sella Turcica

Identify the structure of the skull labelled C.

<p>Identify the structure of the skull labelled C.</p>
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C (Sella Turcica)

This affords lodgment of the pituitary gland

<p>This affords lodgment of the pituitary gland</p>
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B (Pre-chiasmatic Groove)

This affords lodgment of the optic chiasm

<p>This affords lodgment of the optic chiasm</p>
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A. Cribriform Plate of Ethmoid Bone

What is the point of exit of Cranial Nerve I?

A. Cribriform Plate of Ethmoid Bone

B. Optic canal

C. Superior Ophthalmic/Orbital Fissure

D. Foramen Rotundum

E. Foramen Ovale

F. Internal Acoustic Meatus

G. Jugular Foramen

H. Hypoglossal Canal

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B. Optic canal

What is the point of exit of Cranial Nerve II?

A. Cribriform Plate of Ethmoid Bone

B. Optic canal

C. Superior Ophthalmic/Orbital Fissure

D. Foramen Rotundum

E. Foramen Ovale

F. Internal Acoustic Meatus

G. Jugular Foramen

H. Hypoglossal Canal

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C. Superior Ophthalmic/Orbital Fissure

What is the point of exit of Cranial Nerve III?

A. Cribriform Plate of Ethmoid Bone

B. Optic canal

C. Superior Ophthalmic/Orbital Fissure

D. Foramen Rotundum

E. Foramen Ovale

F. Internal Acoustic Meatus

G. Jugular Foramen

H. Hypoglossal Canal

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C. Superior Ophthalmic/Orbital Fissure

What is the point of exit of Cranial Nerve IV?

A. Cribriform Plate of Ethmoid Bone

B. Optic canal

C. Superior Ophthalmic/Orbital Fissure

D. Foramen Rotundum

E. Foramen Ovale

F. Internal Acoustic Meatus

G. Jugular Foramen

H. Hypoglossal Canal

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C. Superior Ophthalmic/Orbital Fissure

What is the point of exit of Cranial Nerve V1 (Ophthalmic)?

A. Cribriform Plate of Ethmoid Bone

B. Optic canal

C. Superior Ophthalmic/Orbital Fissure

D. Foramen Rotundum

E. Foramen Ovale

F. Internal Acoustic Meatus

G. Jugular Foramen

H. Hypoglossal Canal

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D. Foramen Rotundum

What is the point of exit of Cranial Nerve V2 (Maxillary)?

A. Cribriform Plate of Ethmoid Bone

B. Optic canal

C. Superior Ophthalmic/Orbital Fissure

D. Foramen Rotundum

E. Foramen Ovale

F. Internal Acoustic Meatus

G. Jugular Foramen

H. Hypoglossal Canal

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E. Foramen Ovale

What is the point of exit of Cranial Nerve V3 (Mandibular)?

A. Cribriform Plate of Ethmoid Bone

B. Optic canal

C. Superior Ophthalmic/Orbital Fissure

D. Foramen Rotundum

E. Foramen Ovale

F. Internal Acoustic Meatus

G. Jugular Foramen

H. Hypoglossal Canal

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C. Superior Ophthalmic/Orbital Fissure

What is the point of exit of Cranial Nerve VI?

A. Cribriform Plate of Ethmoid Bone

B. Optic canal

C. Superior Ophthalmic/Orbital Fissure

D. Foramen Rotundum

E. Foramen Ovale

F. Internal Acoustic Meatus

G. Jugular Foramen

H. Hypoglossal Canal

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F. Internal Acoustic Meatus

What is the point of exit of Cranial Nerve VII?

A. Cribriform Plate of Ethmoid Bone

B. Optic canal

C. Superior Ophthalmic/Orbital Fissure

D. Foramen Rotundum

E. Foramen Ovale

F. Internal Acoustic Meatus

G. Jugular Foramen

H. Hypoglossal Canal

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F. Internal Acoustic Meatus

What is the point of exit of Cranial Nerve VIII?

A. Cribriform Plate of Ethmoid Bone

B. Optic canal

C. Superior Ophthalmic/Orbital Fissure

D. Foramen Rotundum

E. Foramen Ovale

F. Internal Acoustic Meatus

G. Jugular Foramen

H. Hypoglossal Canal

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G. Jugular Foramen

What is the point of exit of Cranial Nerve IX?

A. Cribriform Plate of Ethmoid Bone

B. Optic canal

C. Superior Ophthalmic/Orbital Fissure

D. Foramen Rotundum

E. Foramen Ovale

F. Internal Acoustic Meatus

G. Jugular Foramen

H. Hypoglossal Canal

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G. Jugular Foramen

What is the point of exit of Cranial Nerve X?

A. Cribriform Plate of Ethmoid Bone

B. Optic canal

C. Superior Ophthalmic/Orbital Fissure

D. Foramen Rotundum

E. Foramen Ovale

F. Internal Acoustic Meatus

G. Jugular Foramen

H. Hypoglossal Canal

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G. Jugular Foramen

What is the point of exit of Cranial Nerve XI?

A. Cribriform Plate of Ethmoid Bone

B. Optic canal

C. Superior Ophthalmic/Orbital Fissure

D. Foramen Rotundum

E. Foramen Ovale

F. Internal Acoustic Meatus

G. Jugular Foramen

H. Hypoglossal Canal

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H. Hypoglossal Canal

What is the point of exit of Cranial Nerve XII?

A. Cribriform Plate of Ethmoid Bone

B. Optic canal

C. Superior Ophthalmic/Orbital Fissure

D. Foramen Rotundum

E. Foramen Ovale

F. Internal Acoustic Meatus

G. Jugular Foramen

H. Hypoglossal Canal

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Foramen Lacerum

Identify the foramen of the skull labelled as A.

<p>Identify the foramen of the skull labelled as A.</p>
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Foramen Rotundum

Identify the foramen of the skull labelled as B.

<p>Identify the foramen of the skull labelled as B.</p>
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Foramen Ovale

Identify the foramen of the skull labelled as C.

<p>Identify the foramen of the skull labelled as C.</p>
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Foramen Spinosum

Identify the foramen of the skull labelled as D.

<p>Identify the foramen of the skull labelled as D.</p>
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B (Foramen Rotundum)

Which permits the passage of CNV2?

<p>Which permits the passage of CNV2?</p>
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C (Foramen Ovale)

Which permits passage of CNV3 + Lesser Petrosal Nerve?

<p>Which permits passage of CNV3 + Lesser Petrosal Nerve?</p>
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A (Foramen Lacerum)

Which permits passage of Greater Petrosal Nerve?

<p>Which permits passage of Greater Petrosal Nerve?</p>
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D (Foramen Spinosum)

Which permits passage of Meningeal branch of CNV3 + Middle Meningeal Blood Vessels?

<p>Which permits passage of Meningeal branch of CNV3 + Middle Meningeal Blood Vessels?</p>
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Foramen Cecum

Identify the foramen of the skull labelled as A.

<p>Identify the foramen of the skull labelled as A.</p>
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Foramen Magnum

Identify the foramen of the skull labelled as B.

<p>Identify the foramen of the skull labelled as B.</p>
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Sella Turcica

Identify the structure of the skull labelled as C.

<p>Identify the structure of the skull labelled as C.</p>
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E. None of these (Spinal Cord)

The foramen magnum affords transit of the following, except for:

A. Medulla Oblongata

B. Spinal Cord and Meninges

C. Spinal Roots of Accessory Nerve

D. Vertebral Arteries

E. None of these

<p>The foramen magnum affords transit of the following, except for:</p><p>A. Medulla Oblongata</p><p>B. Spinal Cord and Meninges</p><p>C. Spinal Roots of Accessory Nerve</p><p>D. Vertebral Arteries</p><p>E. None of these</p>
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Alveolar Socket

Identify the structure of the skull labelled as A.

<p>Identify the structure of the skull labelled as A.</p>
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Incisive Foramen

Identify the structure of the skull labelled as B.

<p>Identify the structure of the skull labelled as B.</p>
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Choana

Identify the structure of the skull labelled as C.

<p>Identify the structure of the skull labelled as C.</p>
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Foramen Magnum

Identify the structure of the skull labelled as D.

<p>Identify the structure of the skull labelled as D.</p>
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Carotid Canal

Identify the structure of the skull labelled as E.

<p>Identify the structure of the skull labelled as E.</p>
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Zygomatic Fossa

Identify the structure of the skull labelled as F.

<p>Identify the structure of the skull labelled as F.</p>
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B. Nasopalatine Nerve

The incisive foramen permits passage of:

A. Sphenopalatine Artery

B. Nasopalatine Nerve

C. Sphenopalatine Vein

D. ALL OF THESE

<p>The incisive foramen permits passage of: </p><p>A. Sphenopalatine Artery </p><p>B. Nasopalatine Nerve </p><p>C. Sphenopalatine Vein </p><p>D. ALL OF THESE</p>
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Posterior Nasal Spine

Identify the structure of the skull labelled as A.

<p>Identify the structure of the skull labelled as A.</p>
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Styloid Process

Identify the structure of the skull labelled as C.

<p>Identify the structure of the skull labelled as C.</p>
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Mastoid Process

Identify the structure of the skull labelled as D.

<p>Identify the structure of the skull labelled as D.</p>
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Inion

Identify the structure of the skull labelled as E.

<p>Identify the structure of the skull labelled as E.</p>
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A. Men

The inion is more prominent amongst:

A. Men

B. Women

<p>The inion is more prominent amongst: </p><p>A. Men </p><p>B. Women</p>
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Anterior Nasal Spine

Identify the structure of the skull labelled as F.

<p>Identify the structure of the skull labelled as F.</p>
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Zygomatic Arch

Identify the structure of the skull labelled as A.

<p>Identify the structure of the skull labelled as A.</p>
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Occipital Condyle

Identify the structure of the skull labelled as B.

<p>Identify the structure of the skull labelled as B.</p>
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Styloid Process

Identify the structure of the skull labelled as C.

<p>Identify the structure of the skull labelled as C.</p>
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Petrotympanic Fissure

Identify the structure of the skull labelled as D.

<p>Identify the structure of the skull labelled as D.</p>
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Mastoid Process

Identify the structure of the skull labelled as E.

<p>Identify the structure of the skull labelled as E.</p>
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Hamulus

Identify the structure of the skull labelled as F.

<p>Identify the structure of the skull labelled as F.</p>
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Civinini Process

Identify the structure of the skull labelled as G.

<p>Identify the structure of the skull labelled as G.</p>
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Chorda Tympani Nerve

What nerve passes through the “petrotympanic fissure” and what is the function of that nerve to the tongue?

<p>What nerve passes through the “petrotympanic fissure” and what is the function of that nerve to the tongue?</p>
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C (Styloid Process)

Which of these is involved if its length from the undersurface of the cranial base exceeds 3 cm and offers sudden, shooting, and sharp pain to the oropharyngeal area when turning the head on the affected side (Eagle Syndrome)?

<p>Which of these is involved if its length from the undersurface of the cranial base exceeds 3 cm and offers sudden, shooting, and sharp pain to the oropharyngeal area when turning the head on the affected side (Eagle Syndrome)?</p>
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Cribriform Plate

Identify the structure of the skull labelled as A.

<p>Identify the structure of the skull labelled as A.</p>
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Optic Canal

Identify the structure of the skull labelled as B.

<p>Identify the structure of the skull labelled as B.</p>
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Internal Acoustic Meatus

Identify the structure of the skull labelled as C.

<p>Identify the structure of the skull labelled as C.</p>
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Jugular Foramen

Identify the structure of the skull labelled as D.

<p>Identify the structure of the skull labelled as D.</p>
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Hypoglossal Canal

Identify the structure of the skull labelled as E.

<p>Identify the structure of the skull labelled as E.</p>
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A (Cribriform Plate)

Which permits the passage of CN I Rootlets?

<p>Which permits the passage of CN I Rootlets?</p>
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B (Optic Canal)

Which permits the passage of CN II + Ophthalmic artery?

<p>Which permits the passage of CN II + Ophthalmic artery?</p>
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C (Internal Acoustic Meatus)

Which permits the passage of CN VII + CN VIII?

<p>Which permits the passage of CN VII + CN VIII?</p>
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D (Jugular Foramen)

Which permits the passage of CN IX + CN X + CN XI?

<p>Which permits the passage of CN IX + CN X + CN XI?</p>
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E (Hypoglossal Canal)

Which permits the passage of CN XII?

<p>Which permits the passage of CN XII?</p>
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Frontal Crest

Identify the structure of the basicranium labelled as A.

<p>Identify the structure of the basicranium labelled as A.</p>
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Crista Galli

Identify the structure of the basicranium labelled as B.

<p>Identify the structure of the basicranium labelled as B.</p>