The Head

Question 1

What are the four subclassifications of synarthrosis joints based on Latin groupings?

Answer 1

suture, gomphosis, schindylesis and syndesmosis

Question 2

What were the five types of suture based on Latin groupings?

Answer 2

serrate, denticulate, limbous, squamous, and harmonia

Question 3

What are the characteristics of suture vera (true sutures)?

Answer 3

sutures demonstrating interlocking of the adjacent bone surfaces; typically formed by intramembranous ossification

Question 4

What are the characteristics of suture notha (false sutures)?

Answer 4

sutures lacking interlocking of adjacent bone surfaces; typically formed by endochondral ossification

Question 5

Which sutures demonstrate non-interlock, but will overlap at their edges?

Answer 5

squamous sutures

Question 6

What were the classifications of suture notha (false sutures) based on latin groupings?

Answer 6

squamous and harmonia

Question 7

What are the typical examples of the plane suture or harmonia suture?

Answer 7

cruciate suture made up of the inter maxillary , interpalatine, and palate-maxillary sutures

Question 8

What are the examples of the schindylesis type of suture?

Answer 8

sphenoid- ethmoid- vomer articulation, the palatine- maxilla- vomer articulation

Question 9

What are the examples of gomphosis joint?

Answer 9

maxilla- root of tooth; mandible- root of tooth

Question 10

What are the five views of the skull called?

Answer 10

norma verticalis, norma frontalis, norma occipitalis, norma lateralis, norma basalis

Question 11

What is the diamond shaped remnant of developing membrane bone at the intersection of the frontal bone with both parietal bones?

Answer 11

the anterior fontanelle

Question 12

What is the diamond shaped remnant of developing membrane bone at the intersection of the occipital bone with both the parietal bones?

Answer 12

the posterior fontanelle

Question 13

What is the glabella?

Answer 13

the elevation of bone over the frontal sinus between the orbits

Question 14

What is the name given to the outline of the nasal cavity at the front of the skull?

Answer 14

piriform aperture

Question 15

What is given to the alveolar jugum of the canine tooth in the maxilla?

Answer 15

canine eminence

Question 16

What forms a bullet-like chin?

Answer 16

a large mental protuberance

Question 17

What forms an indented chin?

Answer 17

well developed bilateral mental tubercles and a slight mental protuberance

Question 18

What bones form the pterion?

Answer 18

parietal, temporal, frontal, and sphenoid bones

Question 19

What points on the skull are used to measure the skull size?

Answer 19

the nasion, vertex, inion and gnathion

Question 20

What points on the skull are used to measure the cranial vault capacity?

Answer 20

the nation, vertex and inion

Question 21

The olfactory nerve exits the cranial vault via what opening?

Answer 21

cribriform plate of the ethmoid bone

Question 22

What are the contents of the optic canal?

Answer 22

the optic nerve and opthalmic artery

Question 23

What are the contents of the superior orbital fissure?

Answer 23

the opthalmic veins, the oculomotor nerve, the trochlear nerve, the opthalmic division of the trigeminal nerve, and the abducent nerve

Question 24

What are the contents of the foramen rotundum?

Answer 24

the maxillary division of the trigeminal nerve (cranial nerve Vb)

Question 25

What are the contents of the foramen ovale?

Answer 25

the mandibular division of the trigeminal nerve (Vc) and the lesser petrosal branch of glossopharyngeal nerve

Question 26

What are the contents of the foramen spinosum?

Answer 26

the nervus spinosus from the mandibular division of the trigeminal nerve and middle meningeal artery

Question 27

What are the contents of the internal acoustic meatus?

Answer 27

cranial nerves VII (facial nerve) and VIII (vestibulochochlear/auditory nerve), the nervus intermedius/nerve of Wrisberg/sensory root of VII and the motor root of VII, the vestibular and chochlear roots of VIII and the internal auditory/ internal labyrinthine artery and vein

Question 28

What are the contents of the jugular foramen?

Answer 28

the jugular bulb, the inferior petrosal sinus, the tympanic body/ tympanic gloms or jugular body/ jugular gloms, cranial nerves IX (glossopharyngeal), X (vagus), and XI (spinal accessory)

Question 29

What can the five layers of the scalp spell?

Answer 29

Skin, Connective tissue, Aponeurosis, Loose Connective Tissue, Periosteum (SCALP)

Question 30

What are the principal sources of blood to the scalp?

Answer 30

internal carotid and external carotid artery branches

Question 31

Which divisions of the trigeminal nerve receive sensory information from the scalp?

Answer 31

all 3 divisions: opthalmic N, maxillary N, & mandibular N

Question 32

Which ventral rami branches supply the scalp?

Answer 32

greater auricular and lesser occipital nerves

Question 33

which dorsal rams nerve branch (name and cord level of origin) supplies the scalp?

Answer 33

greater occipital nerve- C2, C3 communicating ramus