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RADT 267 Procedures > Skull Exam 1 Review > Flashcards

Skull Exam 1 Review Flashcards

1
Q

how many bones in the skull

A

22

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2
Q

how many cranial bones

A

8

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3
Q

how many facial bones

A

14

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4
Q

cranial bones are rigidly joined together by articulations called

A

sutures

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5
Q

all of the following are cranial bones except:
sphenoid
occipital
frontal
maxilla

A

maxilla

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6
Q

which skull suture is located between the parietal bones

A

sagittal

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7
Q

which bone in the skull contains the auditory organs and the organs of hearing

A

temporal

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8
Q

in a typically shaped head the petrous pyramids project anteriorly and medially at what angle

A

47 degrees

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9
Q

which skull type is narrow from side to side

A

dolichocephalic

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10
Q

which of the following is perpendicular to the plane of the IR for a Caldwell projection of the skull

A

OML

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11
Q

If the infraorbitomeatal line is placed perpendicular to the IR during an AP axial Towne projection of the skull how much is the CR angled

A

37 degrees caudad

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12
Q

a PA cranial projection obtained with the patient’s face rotated towards the right side demonstrates

A

a greater distance from the lateral orbital margin to the lateral cranial cortex on the left side than on the right

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13
Q

which bones are contained in the calvarium

A

frontal and parietal only

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14
Q

In a projection of the lateral cranium the CR is ____ inches superior to the EAM

A

2 inches superior

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15
Q

A PA cranium projection demonstrating the petrous ridges superior to the supraorbital margins

A

patients chin was tucked more than the required amount

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16
Q

the superior aspect of the sphenoid bone contains a deep depression that contains the

A

pituitary gland

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17
Q

PA projection when the frontal bone is the primary interest the CR is perpendicular and exits the

A

nasion

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18
Q

what auditory ossicles is attached to the tympanic membrane

A

malleus

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19
Q

anatomy shaped like a saddle

A

dorsum sellae

20
Q

suture located between the occipital bone and the parietal bones

A

lambdoidal

21
Q

how old is a child when he or she’s skull is considered adult size

A

12 years old

22
Q

the crista galli is part of what bone

A

ethmoid

23
Q

what is the average CR angulation for the PA axial Haas projection of the skull

A

25 degrees cephalad

24
Q

what is clearly demonstrated within the foramen magnum during an AP axial Towne projection

A

dorsum sellae and posterior clinoid process

25
Q

In the Townes position for the skull the CR will enter approximately 2.5 inches above the

A

glabella

26
Q

which skull suture is found between the frontal and parietal bones

A

coronal suture

27
Q

which bone has condyles that articulate with the atlas of the C spine

A

occipital

28
Q

which skull projection will demonstrate the petrous ridges within the orbits, the posterior ethmoid air cells, frontal sinuses, and crista galli

A

PA

29
Q

the petromastoid portion is a part of which bone

A

temporal

30
Q

where is the tympanic membrane located

A

in the middle ear

31
Q

from which cranial bone does the zygomatic process arise

A

temporal bones

32
Q

The pterygoid process project inferiorly from what cranial bone

A

sphenoid

33
Q

which positioning landmark is located on the maxillae

A

acanthion

34
Q

which bones comprise the bridge of the noise

A

nasal bones

35
Q

positioning landmark located at the base of the nasal spine

A

acanthion

36
Q

thickest and densest portion of the cranial bones

A

petrous portion of the temporal bones

37
Q

what is the large apeture in the occipital bone, through which the medulla oblongata and spinal cord exit termed?

A

foramen magnum

38
Q

The superior aspect of the sphenoid bone contains a deep depression that contains the

A

pituitary gland

39
Q

the opening into the apex of the orbit for the transmission of the optic nerve and the ophthalmic artery is the

A

optic foramen

40
Q

which line should the CR be perpendicular to for an SMV projection

A

infraorbitalmeatal line

41
Q

CR angulation for SMV

A

0 degrees

42
Q

line parallel to the plane of the IR for the SMV

A

IOML

43
Q

skull type considered average in size and shape

A

mesocephalic

44
Q

zygomatic arches are a part of which bone

A

temporal bone

45
Q

petromastoid portion is a part of which bone

A

temporal bone

RADT 267 Procedures (4 decks)

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