Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

Spinal Anatomy -- Morter > Spinal Final: Section XV. The Head > Flashcards

Spinal Final: Section XV. The Head Flashcards

1
Q

What part of the skull is derived from endochondral ossification?

A

chondrocranium

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What bones are formed from the chondrocranium?

A

the inferior nasal concha, ethmoid, and the remainder of the manidble, sphenoid, temporal, and occipital bone

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Which skull bones are ossified by both endochondral an intramembranous ossification?

A

the mandible, sphenoid, temporal, and occipital bones

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Which bones of the appendicular skeleton is formed by both endochondral and intramembranous ossification?

A

the clavicle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What is the cranium?

A

the skull minus the mandible

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What is the calvaria?

A

the skullcap

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What bones form the neurocranium?

A

frontal, parietal, occipital, temporal, sphenoid, and ethmoid (“PEST OF”)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What bones form the facial skeleton?

A

mandible, vomer, nasal, maxilla, lacrimal, inferior nasal concha, palatine, and zygomatic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

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

A

suture, gomphosis, schindylesis, and syndesmosis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

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

A

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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

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

A

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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What is the classification of a joint with a “nail-like” condition?

A

gomphosis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What is the classification of a joint with a “fissure-like” condition?

A

schindylesis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

What are the examples of schindylesis type of suture?

A

sphenoid - ethmoid - vomer articulation,

the palatine - maxilla - vomer articulation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

What are the examples of the gomphosis joint?

A

maxilla - root of tooth; manidble - root of tooth

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

What ligament will be associated with gomphosis?

A

periodontal ligament

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

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

A

the anterior fontanelle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

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

A

the posterior fontanelle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

What is the glabella?

A

the elevation of the bone over the frontal sinus between the oribits

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

What is the name given to the indication of the bone between the nasal and frontal bones?

A

nasion

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

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

A

piriform aperture

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

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

A

canine eminence

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

What depression of the maxilla occurs lateral to the canine eminence?

A

the canine fossa

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

What depression of the maxilla occurs medial to the canine eminence?

A

the incisive fossa

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

What forms a bullet-like chin?

A

a large mental protuberance

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

What forms an indented chin?

A

well developed bilateral mental tubercles and a slight mental protuberance

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

What is the tip of the external occipital protuberance called?

A

the inion

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

What bones form the pterion?

A

parietal, temporal, sphenoid, and frontal bones

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

What bones form the asterion?

A

parietal, temporal, and occipital bone

30
Q

The styloid process is a feature on which bone?

A

temporal bone

31
Q

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

A

the nasion, vertex, inion, and gnathion

32
Q

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

A

he nasion, vertex, and inion

33
Q

What is the appearance of the suture intersections over the hard palate called?

A

the cruciate or cruciform suture

34
Q

What is the posterior boundary of the anterior cranial fossa?

A

a line drawn along the lesser wing of the sphenoid, anterior clinoid processes, and sphenoidal jugum

35
Q

What ostia are observed in the anterior cranial fossa?

A

cribiform plate, anterior and posterior ethmoid foramina, and foramen cecum

36
Q

What passes through the cribiform plate?

A

fila olfactoria of cranial nerve I, the olfactory nerve

37
Q

An emissary vein leaves the anterior cranial fossa via what opening?

A

foramen cecum

38
Q

What are the boundaries for the middle cranial fossa?

A

anterior: lesser wings, anterior clinoid processes, and sphenoidal jugum of sphenoid bone
posterior: superior border of petrous part of temporal bone, posterior clinoid processes, and dorsum sella of sphenoid bone

39
Q

What bony feature is prominent in the median plane of the middle cranial fossa?

A

sella turcica

40
Q

What forms the roof of the sella turcica?

A

diaphragm sella

41
Q

What neural structure occupies the sella turcica?

A

hypophysis cerebri or pituitary gland

42
Q

What are the contents of the optic canal?

A

the optic nerve and opthalmic atery

43
Q

What are the contents of the superior orbital fissure?

A

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

44
Q

Which single opening will allow the exit of the greatest number of cranial nerves?

A

the superior orbital fissure

45
Q

What is unique about the opthalmic artery and veins?

A

unlike other artery-vein combinations they will not share the same opening

  • the opthalmic artery is in the optic canal,
  • the opthalmic veins are in the superior orbital fissure
46
Q

The maxillary division of the trigeminal nerve exits the middle fossa via which opening?

A

the foramen rotundum

47
Q

What are the contents of the foramen ovale?

A

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

48
Q

What are the contents of the foramen spinosum?

A

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

49
Q

What opening allows a branch of cranial nerve Vc to enter the middle cranial fossa from the infratemporal region?

A

the foramen spinosum

Vc = mandibular division trigeminal nerve

50
Q

Which vessel is located within the foramen spinosum?

A

the middle meningeal artery

51
Q

What will the foramen lacerum communicate with in the living person?

A

it crosses between parts of the middle cranial fossa; it is NOT a major exit from the skull as would be suggested by the dry skull

52
Q

What are the contents of the foramen lacerum?

A
  • the internal carotid artery,
  • the carotid sympathetic nerve plexus,
  • and a venous plexus
53
Q

What are the contents of the carotid canal?

A

the internal carotid artery and the carotid sympathetic nerve plexus

54
Q

What are the contents of the hiatus for the greater (superficial) petrosal nerve?

A

the greater (superficial) petrosal nerve, a branch of the facial nerve

55
Q

What are the contents of the vidian canal/pterygoid canal?

A

the vidian nerve or the nerve of the pterygoid canal

56
Q

What are the contents of the hiatus for the lesser petrosal nerve?

A

the lesser petrosal nerve, a branch of the tympanic plexus from the glossopharyngeal nerve

57
Q

What forms the roof of the posterior cranial fossa?

A

the tentorium cerebelli

58
Q

What part of the cerebrum occupies the posterior cranial fossa?

A

none; the tentrium cerebelli separates the cerebrum into a space above the posterior cranial fossa

59
Q

What part of the central nerve system occupies the posterior cranial fossa?

A

the cerebellum, pons, and medulla oblongata

60
Q

What bony feature is prominent in the median plane of the posterior cranial fossa?

A

the clivus or basilar part of the occipital bone

61
Q

Which cranial nerves exit posterior cranial fossa ostia?

A

cranial nerve VII (facial), VIII (vestibulocochlear/auditory), IX (glossopharyngeal), X (vagus), XI (spinal accessory), and XII (hypoglossal)

62
Q

Meningeal nerves in the foramen magnum are derived from which cord levels?

A

C1-C3 cord levels

63
Q

What are the contents of the internal acoustic meatus?

A
  • cranial nerves VII (facial nerve) and VIII (vesitbulocochlear/auditory nerve,
  • the nervus intermedius/nerve of Wrisberg/sensory root of VII and the motor root of VII,
  • the vestibular and cochlear roots of VII,
  • and the internal auditory/internal labyrinthine artery and vein
64
Q

What are the contents of the jugular foramen?

A
  • the jugular bulb,
  • the inferior petrosal sinus,
  • the tympanic body/tympanic glomus or jugular body/jugular glomus,
  • cranial nerves IX (glossopharyngeal), X (vagus), and XI (spinal accessory)
65
Q

What is the jugular bulb?

A

the venous expansion between the sigmoid dural venous sinus and the internal jugular vein

66
Q

What is the jugular body/jugular glomus?

A

a chemoreceptive organ located in the wall of the jugular bulb

67
Q

What is the function of the jugular body/jugular glomus?

A

a chemoreceptive organ that monitors hypoxia, hypercapnia, and increases in the hydrogen ion

68
Q

What is the function of the tympanic body/tympanic glomus?

A

a chemoreceptive organ that monitors hypoxia, hypercapnia, and increases in the hydrogen ion

69
Q

What cranial nerve(s) are located within the hypoglossal canal?

A

cranial nerve XII (hypoglossal)

70
Q

What are the contents of the condylar canal?

A

an emissary vein connecting the sigmoid dural venous sinus and the vertebral venous plexus

Spinal Anatomy -- Morter (21 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions