S1_L2: Head and Neck Region

Question 1

Determine which bones form part of the anterior, middle, or posterior cranial fossa.

1. Sphenoid bone
2. Foramen magnum
3. Crista galli
4. foramen cecum
5. Optic canal

A. Anterior cranial fossa
B. Middle cranial fossa
C. Posterior cranial fossa

Answer 1

1. B
2. C
3. A
4. A
5. B

Question 2

Determine which bones form part of the anterior, middle, or posterior cranial fossa.

1. Cribriform plate
2. Foramen rotundum
3. Superior orbital fissure
4. Jugular foramen
5. Hypoglossal canal

A. Anterior cranial fossa
B. Middle cranial fossa
C. Posterior cranial fossa

Answer 2

1. A
2. B
3. B
4. C
5. C

Question 3

The internal surface of the skull is divided into the (1)_____, (2)_____, and (3)______ cranial fossa.

Answer 3

1. Anterior
2. Middle
3. Posterior

Question 4

______ is the region where the halves of the fetal mandible fuse

Answer 4

Symphysis menti

Question 5

In the facial skeleton, these 2 bones are the only once that are not paired. Which bones are they?

Answer 5

Vomer and Mandible

Question 6

How many pairs of cranial nerve does the skull houses?

Answer 6

12 pairs

Question 7

The following statements are correct, EXCEPT:

A. Special senses are within the skull bones and cavities
B. Digestive and respiratory systems begin in the head and neck region
C. The head and neck region contains endocrine organs
D. All of the Above
E. None

Answer 7

E. None

Question 8

The skull vault is also termed as the ____.

Answer 8

calvarium

Question 9

This is the only movable part of the facial bone

Answer 9

Mandible

Question 10

This is the slightly depressed area between the superciliary arch

Answer 10

Glabella

Question 11

The following are part of the ANTERIOR cranial fossa, EXCEPT:

A. Foramen cecum
B. Groove for optic chiasm
C. Cribriform plate
D. Crista galli
E. Sphenoid bone

Answer 11

E. Sphenoid bone

Question 12

The following are part of the MIDDLE cranial fossa, EXCEPT:

A. Ethmoid bone
B. Optic canal
C. Carotid canal
D. Foramen spinosum
E. Foramen rotundum

Answer 12

A. Ethmoid bone

Question 13

The following are part of the POSTERIOR cranial fossa, EXCEPT:

A. Hypoglossal canal
B. Foramen lacerum
C. Internal acoustic meatus
D. Jugular foramen
E. Foramen magnum

Answer 13

B. Foramen lacerum

Question 14

Determine which bony structure is being described.

1. articulates with the lacrimal, ethmoid and sphenoid bones
2. bounded by frontal bone, zygomatic bone and maxilla
3. intersection of frontal and nasal bone
4. forms roof of orbit and floor of cranial cavity
5. contains the supraorbital notch for the passage of supraorbital nerve and vessel

A. Nasion
B. Supraorbital margin
C. Orbital margin

Answer 14

1. A
2. C
3. A
4. A
5. B

Question 15

Determine which bony structure is being described.

1. forms anterior part of hard palate
2. form the bridge of nose
3. consists of horizontal body and 2 vertical rami joined at its angle
4. also known as cheek bone malar bone
5. contains the mental foramen for passage of mental nerve and vessel

A. Zygomatic bone
B. Nasal bone
C. Maxilla
D. Mandible
E. None

Answer 15

1. C
2. B
3. D
4. A
5. D

Question 16

The Superior Aspect of the Skull is _____ in shape.

Answer 16

Oval

Question 17

Determine which bony structure is being described.

1. Closes around 18 months and becomes diamond in shape
2. landmark formed by intersection of sagittal and coronal sutures
3. Close around the 1st year and become triangle in shape
4. most superior point of skull
5. located posteriorly for transmission of emissary veins

A. Bregma
B. Vertex
C. Anterior fontanel
D. Posterior fontanel
E. Parietal foramen

Answer 17

1. C
2. A
3. D
4. B
5. E

Question 18

The (1)_____ arises from the anterior fontanel, while the (2)_____ arises from the posterior fontanel.

Answer 18

1. bregma
2. lambda

Question 19

Which of the cranial fossa is known to be the largest?

Answer 19

Posterior Cranial Fossa

Question 20

The following openings in the skull corresponds to its correct bony structure, EXCEPT:

A. Optic canal - lesser wing of sphenoid
B. Foramen rotundum - lesser wing of sphenoid
C. Foramen ovale - greater wing of sphenoid
D. Foramen spinosum - greater wing of sphenoid
E. None

Answer 20

B. Foramen rotundum - lesser wing of sphenoid

NOTE: This corresponds to the greater wing of sphenoid

Question 21

The following openings in the skull corresponds to its correct bony structure, EXCEPT:

A. hypoglossal canal - occipital bone
B. carotid canal - between petrous part of temporal and sphenoid bone
C. internal acoustic meatus - between petrous part of temporal bone
D. jugular foramen - between petrous part of temporal and condylar part of occipital
E. None

Answer 21

E. None

Question 22

The following openings in the skull corresponds to the correct structures it transmits, EXCEPT:

A. Foramen rotundum = CN V-2
B. Foramen oval = CN V-3 & lesser petrossal nerve
C. Foramen spinosum = middle meningeal artery
D. Foramen lacerum = external carotid artery
E. None

Answer 22

D. Foramen lacerum = external carotid artery

NOTE: It transmits the INTERNAL carotid artery.

Question 23

The following openings in the skull corresponds to the correct structures it transmits, EXCEPT:

A. Cribriform plate = olfactory nerves
B. Foramen magnum = medulla oblongata
C. Hypoglossal Canal = hypoglossal nerve & spinal part of accessory nerve
D. Jugular Foramen = CN IX-XI
E. None

Answer 23

C. Hypoglossal Canal = hypoglossal nerve & spinal part of accessory nerve

NOTE: The spinal part of accessory nerve exits through the foramen magnum

Question 24

TRUE OR FALSE: The epicranial aponeurosis is where the muscle of the scalp is

Answer 24

True

Question 25

The occipitofrontalis muscle is innervated by what nerve?

Answer 25

CN VII or Facial Nerve

Question 26

The scalp, from anterior to the auricle, is supplied by the (1)______, Then, from posterior to the auricle, it is innervated by the (2)______

Answer 26

1. trigeminal nerve 2. spinal cutaneous nerve (C2-3)

Question 27

What is known as the "danger area" of the scalp and why?

Answer 27

Loose connective tissue layer Reason: pus or blood spreads easily in it. thus, infection in the areas may pass through the emissary veins and enter the cranial cavity.

Question 28

What is the most common type of head injury?

Answer 28

Laceration

Question 29

TOPIC: Layers of the Scalp Determine which statement is INCORRECT: A. Loose areolar connective tissue allows movement of the scalp proper over the underlying calvaria B. Aponeurosis is a thin and weak tendinous sheet that covers the calvaria C. Pericranium is a dense layer of connective tissue that forms the external periosteum of the calvaria D. The skin of the scalp has abundant arterial supply and good venous and lymphatic drainage E. The layer of connective tissue is a thick, dense, richly vascularized subcutaneous layer

Answer 29

B. Aponeurosis is a thin and weak tendinous sheet that covers the calvaria The Aponeurosis is a strong sheet and contains the muscle of the scalp.

Question 30

This bone is butterfly in shape with a centrally placed body that contains air sinuses

Answer 30

Sphenoid bone

Question 31

Which cranial fossa has the most number of opening?

Answer 31

Middle Cranial Fossa

Question 32

This bony structure is by which skull articulates with vertebral column

Answer 32

Occipital condyle

Question 33

This foramen is for for transmitting the facial nerve and stylomastoid artery.

Answer 33

Stylomastoid foramen

Question 34

The coronal suture is formed by the union of the (1)____ and (2)____ bones.

Answer 34

1. frontal 2. parietal

Question 35

The sagittal suture is formed between what bone?

Answer 35

parietal bone

Question 36

It is the thinnest part in the lateral wall of skull

Answer 36

pterion

Question 37

This part of the maxilla is a pyramid shape cavity and acts as voice resonator

Answer 37

maxillary sinus

Question 38

TRUE OR FALSE: The superior part of the nasal conchae is cartilaginous while its middle and inferior part is bony.

Answer 38

False.  Superior and middle - cartilage  Inferior - bone

Question 39

Enumerate all cranial nerves, from 1-12.

Answer 39

I - Olfactory II - Optic III - Oculomotor IV - Trochlear V - Trigeminal (1-3) VI - Abducens VII - Facial VIII - Auditory/Vestibulocochlear IX - Glossopharyngeal X - Vagus XI - Accessory XII - Hypoglossal