Bones of the cranium and skull foramina Flashcards

1
Q

Label the following diagram:

A

Frontal bone

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2
Q

Label the following diagram:

A

Parietal bone

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3
Q

Label the following diagram:

A

Occipital bone

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4
Q

Label the following diagram:

A

Temporal bone

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5
Q

Label the following diagram:

A

Sphenoid bone

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6
Q

Label the following diagram:

A

Ethmoid bone

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7
Q

Label the following diagram:

A

Mandible

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8
Q

Label the following diagram. Which nerve passes through here?

A

Cribriform plate of ethmoid

Olfactory nerve fibres pass through

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9
Q

Label the following diagram. Which nerves/ blood vessels pass through here?

A

Optic Canal

Optic nerve

Central artery of retinal

Ophthalmic artery

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10
Q

Label the following diagram. Which nerves/ blood vessels pass through here?

A

Superior orbital fissure

Oculomotor (III)

Trochlear (IV)

Ophthalmic division of V (V1)

Abducens (VI)

Superior ophthalmic vein

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11
Q

Label the following diagram. Which nerve passes through here?

A

Foramen rotundum

Maxillary division of trigeminal (V2)

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12
Q

Label the following diagram. Which nerve passes through here?

A

Foramen ovale

Mandibular division of trigeminal (V3)

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13
Q

Label the following diagram. Which nerves/ blood vessels pass through here?

A

Foramen spinosum

Middle meningeal artery + vein

Meningeal branch of mandibular nerve of trigeminal nerve

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14
Q

Label the following diagram. Which blood vessel passes through here?

A

Carotid canal

Internal carotid artery

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15
Q

Label the following diagram. Which nerves/ blood vessels pass through here?

A

Internal acoustic meatus

Facial (VII)

Vestibulocochlear (VIII)

Labyrinthine artery

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16
Q

Label the following diagram. Which nerves/ blood vessels pass through here?

A

Jugular foramen

Glossopharyngeal (IX) nerve

Vagus (X) nerve

Accessory (XI) nerve

Sigmoid + inferior petrosal sinuses

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17
Q

Label the following diagram. Which nerve passes through here?

A

Hypoglossal canal

Hypoglossal (XII) nerve

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18
Q

Label the following diagram. Which nerves/ blood vessels pass through here?

A

Foramen magnum

Vertebral arteries

Medulla of brain

Spinal roots of accessory nerves

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19
Q

Label the following diagram. Which nerve passes through here?

A

Stylomastoid foramen

Facial nerve (VII)

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20
Q

Which structures pass through the infraorbital foramen?

A

Infraorbital nerve + vessels

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21
Q

Which structures pass through the mental foramen?

A

Mental nerve + vessels

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22
Q

Which structures pass through the incisive foramen?

A

Nasopalatine nerve

Sphenopalatine vessels

23
Q

Which foramen is filled with cartilage?

A

Foramen lacerum

24
Q

What is the pterion?

A

Small circular area where the sphenoid, frontal, parietal, + temporal bones of the skull come together. It is a weak point.

25
Q

Label the following diagram:

A

Maxilla

26
Q

Label the following diagram:

A

Nasal

27
Q

Label the following diagram:

A

Zygoma

28
Q

Label the following diagram:

A

Inferior nasal conchae

29
Q

Label the following diagram:

A

Vomer

30
Q

Label the following diagram:

A

Perpendicular plate of ethmoid

31
Q

Label the following diagram:

A

Lacrimal bone

32
Q

Label the following diagram:

A

Palatine bone

33
Q

Label the following diagram:

A

Frontal bone

34
Q

Label the following diagram:

A

Coronal suture

35
Q

Label the following diagram:

A

Bregma

36
Q

Label the following diagram:

A

Sagittal suture

37
Q

Label the following diagram:

A

Lambda

38
Q

Label the following diagram:

A

Lambdoid suture

39
Q

Label the following diagram:

A

External acoustic meatus

40
Q

Label the following diagram:

A

Mental foramen

41
Q

Label the following diagram:

A

Infraorbital foramen

42
Q

Label the following diagram:

A

Pterion

43
Q

Label the following diagram:

A

Olfactory nerve (I)

44
Q

Label the following diagram:

A

Optic nerve (II)

45
Q

Label the following diagram:

A

Oculomotor (III)

46
Q

Label the following diagram:

A

Trochlear nerve (IV)

47
Q

Label the following diagram:

A

Trigeminal nerve (V)

48
Q

Label the following diagram:

A

Abducens nerve (VI)

49
Q

Label the following diagram:

A

Facial nerve (VII)

50
Q

Label the following diagram:

A

Vestibulocochlear nerve (VIII)

51
Q

Label the following diagram:

A

Hypoglossal nerve (XII)

52
Q

Label the following diagram:

A

Vagus nerve (X)

53
Q

Label the following diagram:

A

Accessory nerve (XI)

54
Q

Label the following diagram:

A

Glossopharyngeal nerve (IX)