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dental nursing > Anatomy > Flashcards

Anatomy Flashcards

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1
Q

What are the 8 bones in the cranium ?

A

Frontal, pariteal(2), temporal(2), occipital, sphenoid, ethmoid

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2
Q

Is the compact bone found on the inner or outer layer?

A

Outer, cancellous bone is inner

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3
Q

What is the role of the skull?

A

To protect the brain

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4
Q

What are coronoid sutures?

A

Immoveable joints where bones are fixed together

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5
Q

What is a foramina?

A

Openings which allow nerves and blood vessels to pass through

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6
Q

Foramen magnum?

A

Largest foramen in the cranium, allows exit of spinal cord at the back of the head

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7
Q

What are the 11 bones in the face?

VNPLNZ

A

Vormer, nasal(2), palatine(2), lacrimal(2), nasal turbinates(2), zygomatic(2)

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8
Q

How many bones make up the mandible as well as the maxilla?

A

2 (2 in mandible and 2 in maxilla)

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9
Q

What are the characteristics of the bones in the maxilla?

A

Hollow - maxillary antrum/sinus, allowing the head to be lifted

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10
Q

Which teeth are affected by oroantula fistula?

A

U5-8 (root apices), from 2nd premolars to wisdom teeth

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11
Q

What is sinusitis?

A

inflammation of sinuses due to respiratory infection

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12
Q

Which teeth are affected by maxillary tuberosity?

A

Upper 8’s (including bone and soft tissue)

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13
Q

What are the 3 foramen in the maxilla ?

IGpI

A

Infraorbital, greater palatine and incisive

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14
Q

Where is the infraorbital foramen found

A

beneath eye socket

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15
Q

Where is the greater palatine foramen found?

A

at the back of the hard palate

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16
Q

Where is the incisive foramen found?

A

at the front of the. hard palate

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17
Q

What is the mental symphysis ?

A

Where the 2 bones of the mandible join in the centre line

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18
Q

Describe the ramus, body and angle of the mandible ?

A 
Ramus = vertical
Body = horizontal
Angle = where they join
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19
Q

What is the alveolar process ?

A

The space supporting the teeth in the jaw

20
Q

What are the 2 ridges in the mandible ?

A

Mylohyoid and external oblique

21
Q

What is the mylohyoid ridge ?

A

ridge of bone in the mandible where the mylohyoid muscle attach

22
Q

What is the external oblique ridge ?

A

ridge of bone found on the outer part of the mandible

23
Q

What are the 2 foramen in the mandible ?

A

Mental and mandibular

24
Q

What protects the mandibular nerve ?

A

Bony lingula

25
Q

Where is the mental nerve found ?

A

Below lower premolars

26
Q

What is the TMJ ?

A

Connects the mandible to the skull as a hinge joint allowing opening and closing

27
Q

What is the head of condyle ?

A

the point where the mandible connects to the temporal bone at the TMJ

28
Q

Sigmoid notch ?

A

dip between the coronoid process and head of condyle

29
Q

Glenoid Fossa ?

A

where the head of condyle sits when the mouth is shut

30
Q

Articular eminence ?

A

ridge in front of glenoid fossa prevents joint from moving too far forward

31
Q

Meniscus/articular disc ?

A

fibrous tissue preventing the grating of bone

32
Q

Bruxism ?

A

clenching and grinding which causes attrition

33
Q

Trismus ?

A

inability to fully open mouth ?

34
Q

How does osteoarthritis affect the jaw ?

A

creates painful symptoms which require steroids and anti-inflammatories

35
Q

B-splint ?

A

Small appliance use to prevent grinding of teeth

36
Q

What are the 4 muscles of mastication?

TMLpMp

A

Temporalis, masseter, lateral pterygoid and medial pterygoid

37
Q

Role of the temporalis muscle ?

A

Mastication, closes the mandible

38
Q

Role of the masseter muscle ?

A

Mastication, closes mandible powerfully

39
Q

Role of the lateral pterygoid ?

A

Mastication, teeth bite edge to edge, side to side

40
Q

Role of medial pterygoid ?

A

Mastication, closes mandible

41
Q

Suprahyoid muscles ?

A

muscles involved in opening and swallowing actions

42
Q

What are the 3 much opening muscles?

MAdG

A

Mylohyoid
Anterior digrastic
Geniohyoid

43
Q

Where is the mylohyoid muscles found ?

A

Floor of the mouth

44
Q

What are the 2 muscles of facial expression ?

A

Orbicularis oris

Orbicularis oculi

45
Q

Where is the orbicularis oris muscle found ?

A

around the mouth

46
Q

Where is the orbicularis oculi muscle found ?

A

around the eyes

47
Q

Buccintor ?

A

Cheek muscle allowing smile and chewing

dental nursing (2 decks)

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