Ebook Asterion the practical handbook of anatomy (2nd edition): Part 2
➤ Gửi thông báo lỗi ⚠️ Báo cáo tài liệu vi phạmNội dung chi tiết: Ebook Asterion the practical handbook of anatomy (2nd edition): Part 2
Ebook Asterion the practical handbook of anatomy (2nd edition): Part 2
BasicsIMAGING MODALITIESThe principal imaging modalities used today are:1Using ionizing radiations like X-rays, gamma raysa.Plane radiographsb.Contras Ebook Asterion the practical handbook of anatomy (2nd edition): Part 2st radiographsc.Computated tomography (CT), PET2Using non ionizing radiationsa.Ultrasonography, Doppler, etcb.Magnetic resonance imaging (MRI)RADIO-OPACITIESHie fundamental principle of all radiogr aphic tests that employ X-rays is that different body tissues have a dif ferent capacity to block or a Ebook Asterion the practical handbook of anatomy (2nd edition): Part 2bsorb X-rays. I he tissue densities (in order of increasing radio-opacity, i.e. whiteness on conventional radiographic film or computerized tomograms)Ebook Asterion the practical handbook of anatomy (2nd edition): Part 2
which arc usually seen on a radiograph are:1Air, as found, for example, in the trachea and lungs, the stomach and intestine, and the paranasal sinuseBasicsIMAGING MODALITIESThe principal imaging modalities used today are:1Using ionizing radiations like X-rays, gamma raysa.Plane radiographsb.Contras Ebook Asterion the practical handbook of anatomy (2nd edition): Part 2sphorus), for example, in the skeleton.Radiology 1535Enamel of the teeth.6Dense foreign bodies, for example, metallic fillings in the teeth. Also radio-opaque contrast media, such as a barium meal in the stomach or intravascular contrast.PLANE RADIOGRAPHS•Here no contrast media is used.•Produced by Ebook Asterion the practical handbook of anatomy (2nd edition): Part 2passage of X-rays through subject and exposing a radiographic film.•I lore bone absorbs most radiation causing least film exposure, thus developed filEbook Asterion the practical handbook of anatomy (2nd edition): Part 2
m appears while at such regions.•On the other hand air absorbs least radiation causing maximum exposure, so film appears black on such areas.•Between BasicsIMAGING MODALITIESThe principal imaging modalities used today are:1Using ionizing radiations like X-rays, gamma raysa.Plane radiographsb.Contras Ebook Asterion the practical handbook of anatomy (2nd edition): Part 2rays enters from back to front of the subject.-I lore the structures visible arc mostly the anterior most structures.•Anteroposterior view (AP view)Here the beam enters from from to the back of the subject.-I Icrc the structures visible arc mostly the posterior most structures.•Lateral viewHere the Ebook Asterion the practical handbook of anatomy (2nd edition): Part 2beam passes through the lateral part of the body or it passes through sideways of the body.•Oblique new-Here the beam enters any part at a particularEbook Asterion the practical handbook of anatomy (2nd edition): Part 2
angle so that the structures which are not seen in the all other 3 views can be visualized.BasicsIMAGING MODALITIESThe principal imaging modalities used today are:1Using ionizing radiations like X-rays, gamma raysa.Plane radiographsb.ContrasBasicsIMAGING MODALITIESThe principal imaging modalities used today are:1Using ionizing radiations like X-rays, gamma raysa.Plane radiographsb.ContrasGọi ngay
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