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Sectional anatomy > Wk 1 > Flashcards

Wk 1 Flashcards

1
Q

What plane splits the body into left and right

A

Sagittal

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2
Q

What plane splits the body into sup and inf

A

Axial

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3
Q

What plane splits the body into ant and post

A

Coronal

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4
Q

What is contrast resolution?

A

difference between scales (grey)

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5
Q

How is a CT image formed?

A

X-ray rotates around patient, amount of attenuated radiation is converted to a signal and is converted from analogue to digital data to construct image.

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6
Q

What is CT’s fundamental principle?

A

density of tissue passed by x-ray beam can be measured from calculation of attenuation coefficient

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7
Q

Why do bones appear bright on CT?

A

they transmit little x-ray emission

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8
Q

How does an MRI work?

A

non-ionising radiation uses magnets to deflect water molecules. When molecules return, energy is released that translates into an image.

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9
Q

What is PET imaging?

A

intravenous injection of positron-emitting radiopharmaceutical allows systemic distribution scanning for accumulation of radiopharmaceutical.

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10
Q

Superior

A

Upper part of a structure

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11
Q

inferior

A

lower part of structure

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12
Q

anterior

A

front of body, moving in front

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13
Q

posterior

A

towards back of body

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14
Q

Medial

A

toward midline

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15
Q

lateral

A

away from midline

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16
Q

intermediate

A

between more medial and more lateral structures. E.g. Collarbone to breast bone and shoulder

17
Q

Proximal

A

closer to origin of body part
e.g. elbow proximal to wrist

18
Q

distal

A

farther from origin

19
Q

superficial

A

toward body surface

20
Q

deep

A

internal to body surface

21
Q

Antebrachial

A

forearm

22
Q

axillary

A

armpit

23
Q

brachial

A

upper arm

24
Q

carpal

A

wrist

25
Q

costal

A

ribs

26
Q

femoral

A

upper portion of leg

27
Q

gluteal

A

buttock

28
Q

thoracic

A

chest

29
Q

vertebral

A

spine

30
Q

occipital

A

back of head

31
Q

inguinal

A

groin

32
Q

lumbar

A

lower back between ribs and hips

Sectional anatomy (7 decks)

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