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Exam 5 Med Term > Quiz Ch 19-20 > Flashcards

Quiz Ch 19-20 Flashcards

1
Q

Malignant tumor

A
  • multiply rapidly
  • invasive and infiltrative
  • undifferentiated
  • metastasize
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2
Q

Benign

A
  • grow slowly
  • encapsulated
  • differentiated
  • don’t spread
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3
Q

Environmental agents of carcinogenesis

A
  • chemical carcinogens
  • Radiation
  • viruses (RNA, DNA)
  • Oncogenes
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4
Q

Heredity carcinogenesis

A

-retinoblastoma, polyposis, Wilma tumor, Ewing sarcomas.

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5
Q

Sarcomas

A

Connective tissue origin 5% of all malignancies.

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6
Q

Grade

A

Degree of maturity or differentiation under the microscope.

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7
Q

Radiologist

A

MD reads x rays and determines radiation therapy dosing.

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8
Q

Nuclear physician

A

MD reads and orders scans.

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9
Q

Radiologic technologists

A

Radiographer, nuclear medicine technologists, sonographers.

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10
Q

Postersanterior (PA) view

A

(Back) Posterior source to anterior detector.

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11
Q

Anteroposterior (AP) view

A

(Front)Anterior source to posterior detector.

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12
Q

Abduction

A

Move away from the midline.

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13
Q

Adduction

A

Movement toward the midline.

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14
Q

Eversion

A

Turning outward.

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15
Q

Lateral decubitus

A

Lying down on the side.

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16
Q

Prone

A

Lying on the belly face down.

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17
Q

Recumbent

A

Lying down prone or supine.

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18
Q

Supine

A

Lying on the back face up.

19
Q

Obstructing the passage of X-rays

A

Radiopaque.

20
Q

Radionuclides/ radioisotopes

A

Alpha particles, beta particles, gamma rays.

21
Q

Nuclear medicine tests

A

In vitro: test tube

In vivi: in the body.

22
Q

In vitro procedures; Analysis of blood and urine: radioimmunoassay

A

RIA uses radioactive chemicals and antibodies to detect hormones and drugs in the patients blood. (Digitalis, detection, hypothyroidism in newborns).

23
Q

In vivi procedures; radioactive substances

A

Radioactive substances are given directly to patient to evaluate organ function or image.
(Radio pharmaceutical concentrates on organ, scintiscanner detection instrument produces picture).

24
Q

DICOM

A

Digital imaging and communication in medicine is the international standard for medical images and related information. You

25
Q

Radiopharmaceutical

A

Radioactive drug used for diagnostic and therapeutic purposes.

26
Q

Scintigraphy

A

Diagnostic nuclear medicine test using radiopharmaceuticals and gamma cameras to create images.

27
Q

Fluor/o

A

Luminous.

28
Q

Is/o

A

Same.

29
Q

Radi/o

Roentgen/o

A

X rays.

30
Q

Vitr/o

A

Glass.

31
Q

Viv/o

A

Iife.

32
Q

-Graphy

A

Process of recording.

33
Q

-lucent

A

To shine.

34
Q

-oqaque

A

Obscure.

35
Q

Cine-

A

Movement.

36
Q

Ultra-

A

Beyond.

37
Q

Neoplasms (tumors)

A

Growths that arise from normal tissue.

38
Q

Pathological descriptions gross without microscopy

A

Cystic-ovarian, fungating-colon, inflammatory-breast, medullary-thyroid and breast, necrotic-loss of blood supply, polypoid-colon, ulcerating-stomach, verrucous-wartlike (gingiva).

39
Q

Pathological descriptions microscopic

A

Alveolar, carcinoma in situ, diffuse, dysplastic, epidermoid, follicular, nodular, papillary, pleomorphic, scirrhous, undifferentiated.

40
Q

Radiation therapy side effects

A

Alopecia (baldness), fibrosis (increase connective tissue), infertility, mucositis, myelosupression, pneumonitis, tumors, xerostomia.

41
Q

Cancer treatment surgery

A

Cauterization burn, core needle biopsy, cryosurgery freeze, en bloc resection, excisional biopsy, exenterstion, fine needle biopsy, fulguration, incisional biopsy incision.

42
Q

Cancer treatment radiation therapy oncology

A

Brachytherapy, electron beams, external beam, fractionation, gray, linear accelerator, photon therapy, proton therapy, radiocurable tumor-tx, radioresistant tumor, radiosensitizers, stimulation, stereotatic.

43
Q

Procedures using radionuclides

A

Bone scan, lymphoscintigraphy, PET scan, CT scan, SPECT, cardiolite scan, TL scan, thyroid scan.

44
Q

Focuses on PET scan

A

Radioisotopes, intravenous injection, useful in treating stoke, epilepsy, Alzheimer’s, brain tumors, abdominal and pulmonary tumors.

Exam 5 Med Term (2 decks)

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