Nuclear Medicine MCQs- Year 3 PMU

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Nuclear Medicine MCQs Year 3

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Question 1

Question
The earliest lymphogenic spread of Breast Cancer, localized in upper-lateral quadrant is to:
Answer
  • supraclavicular lymph nodes
  • homolateral axillary lymph nodes
  • mediastinal lymph nodes

Question 2

Question
The combined radiotherapy of Cervical Cancer includes:
Answer
  • deep Roentgen therapy and teIe-gamma-therapy
  • metabolic brachytherapy and external beam radiotherapy
  • intracavitary brachytherapy and external beam radiotherapy

Question 3

Question
The photon beams radiotherapy of Breast cancer is performed using:
Answer
  • 2 tangential fields
  • 2 tangential and 3 direct fields
  • 2 tangential and 1 direct fields

Question 4

Question
Intracavitary brachytherapy can be applied to patients with:
Answer
  • Breast cancer
  • Uterine cancer
  • Skin cancer

Question 5

Question
With interstitial brachytherapy of malignant tumors the radioactive source is:
Answer
  • outside patient body
  • directly in the tumor tissue
  • in a body cavity

Question 6

Question
The daily dose with small-fraction external beam radiotherapy is:
Answer
  • 2 Gy
  • 5 Gy
  • 8 Gy

Question 7

Question
The dose delivered to point "A" by intracavitary brachytherapy in cervican cancer is about:
Answer
  • 30 Gy
  • 50 Gy
  • 70 Gy

Question 8

Question
Most sensitive and early-reacting to radiotherapy in cancer patienst ara:
Answer
  • Erythrocytes
  • Leucocytes
  • Thrombocytes

Question 9

Question
The early radiation reactions of tissues are:
Answer
  • irreversible
  • non-curable
  • spontaneously healing

Question 10

Question
The Small-cell Lung cancer is characterized as:
Answer
  • highly radiosensitive tumor
  • highly radioresistant tumor
  • moderately radiosensitive tumor

Question 11

Question
Hormone-therapy is important part of the complex treatment of:
Answer
  • Breast cancer
  • Uterine cancer
  • Lung cancer

Question 12

Question
Breast cancer is most frequently:
Answer
  • invasive ductal cancer
  • non-differentiated cancer
  • lobular cancer

Question 13

Question
Metabolic brachytherapy with Differentiated Thyroid Carcinoma is performed using:
Answer
  • 131-lodine
  • 60-Cobalt
  • 99m-Technetium

Question 14

Question
Point B in cervical cancer patients is representative for the Dose in:
Answer
  • Bones of the pelvis
  • Parametrial tissues and lymph nodes
  • Urinary bladder

Question 15

Question
Radical radiotherapy of lung cancer is performed using:
Answer
  • electron beams
  • high-energy photon beams
  • interstitial brachytherapy

Question 16

Question
Radionuclide radiotherapy for thyroid carcinoma is applied using
Answer
  • 131-lodine
  • 125-lodine
  • None of those

Question 17

Question
The physical half-life of a radionuclide is:
Answer
  • the dose absorbed half life of a radionuclide is
  • the number of the decayed nuclei per unit of time
  • the time for which the initial activity of the radionuclide decreases in half

Question 18

Question
The most radiosensitive type of lung cancer is
Answer
  • small-cell lung cancer
  • adenocarcinoma
  • non-small-cell lung cancer

Question 19

Question
The physical half-life of 99m-Technecium is
Answer
  • 6 hours
  • 16 hours
  • 6 days

Question 20

Question
The most widely used radionuclide for scintigraphic examination of the thyroid gland
Answer
  • 125-lodine
  • 131-lodine
  • 99m Tc

Question 21

Question
The principle diagnostic device in NM is:
Answer
  • Nuclear reactor
  • Gamma Camera
  • Cyelotron

Question 22

Question
The normal renogram consists of:
Answer
  • four phases
  • two phases
  • three phases

Question 23

Question
With interstitial brachytherapy of malignant tumors the radioactive source is:
Answer
  • outside patient body
  • directly in the tumor-tissue
  • in a body cavity

Question 24

Question
The activity of a RN is defined as:
Answer
  • the number of the decayed nuclei per unit of time
  • the time for which the initial activity of the radionuclide decreases in half
  • the energy absorbed in a volume of tissue