Lecture Two

Question 1

Neurocranium is made up of what four parts?

Answer 1

Brain, Meninges, Blood Vessels and Cranial Nerves

Question 2

Visocranium is made up of what three parts?

Answer 2

Nose, Mouth and Orbit

Question 3

The nasal conchae have three different bones what are they? Are they al formed from the same bome?

Answer 3

Superior, middle and inferior

No. inferior is formed from a different bone while superior and middle are from the same bone.

Question 4

Pterygopalatine fossa is located between what two structures?

Answer 4

Lateral pterygoid plates and maxilla.

Question 5

Vidian canal is located anterior to which foramen? it also runs through the superior portion of which structure?

Answer 5

Foramen lacerum

Medial pterygoid plate

Question 6

What passes through foramen magnum?

Answer 6

Spinal cord

Question 7

On the external surface of occipital lobe, what are the two places for muscle attachment called?

Answer 7

Superior and inferior nuchal lines.

Question 8

Which is the only synovial joint in the skull?

Answer 8

Temporomandibular (fluid filled, allows movement in three planes and has a modified hinge)

Question 9

Temporal fossa is located where? Communicates with what and this is located where? Temporal fossa houses which muscle?

Answer 9

Temporal fossa located above zygomatic arch. communicates with infratemporal fossa below zygomatic arch. houses temporalis muscle.

Question 10

Which three foramen are located around the styloid process?

Answer 10

stylomastoid foramen, carotid canal and jugular foramen

Question 11

Which three foramen are around foramen magnum?

Answer 11

Foramen magnum, hypoglossal canal and condylar canal

Question 12

Which three foramen are around foramen ovale?

Answer 12

Foramen ovale, foramen spinosum and foramen lacerum (foramen rotundum also located here).

Question 13

The four fossae of the internal skull?

Answer 13

1. Anterior cranial fossa
2. Middle cranial fossa
3. Posterior cranial fossa
4. Roof of mouth

Question 14

Foramen located at the top of the cribiform plate?

Answer 14

Foramen caecum

Question 15

What two structures are located on either side of hypophysial fossa protecting pituitary gland?

Answer 15

Sella Turcica anteriorly and dorsum sellae posteriorly.

Question 16

Clivus runs from where to where?

Answer 16

hypophysial fossa to foramen magnum

Question 17

Coronal suture unites what two bones?

Answer 17

frontal and parietal

Question 18

Lambdoid suture unites what bones?

Answer 18

parietal and temporal to occipital

Question 19

Saggital unites what bones?

Answer 19

The two parietal bones

Question 20

Squamosal suture unites what bones?

Answer 20

parietal and temporal

Question 21

What artery is located at the pterion junction?

Answer 21

Middle meningeal artery

Question 22

Bregma is the junction at which sutures?

Answer 22

coronal and saggital

Question 23

Lambda is the junction at which sutures?

Answer 23

saggital and lambdoid

Question 24

The internal carotid artery makes a 90 degree turn at which foramen?

Answer 24

foramen lacerum

Question 25

Which foramen does the middle meningeal artery go through?

Answer 25

foramen spinosum

Question 26

Which foramen does the maxillary branch of the trigeminal nerve go through?

Answer 26

Foramen rotundum

Question 27

Which foramen does the mandibular branch of the trigeminal nerve go through?

Answer 27

foramen ovale

Question 28

Where is the jugular foramen located?

Answer 28

between the occipital and petrous temporal bones