RDTP 102 EXAM 1 QUESTIONS AND ANSWERS
Cytosine bonds only with which of the following nitrogenous organic bases? - CORRECT
ANSWER✅✅guanine
This target volume accounts for internal organ movement, such as breathing. - CORRECT
ANSWER✅✅ITV - Internal Target Volume
RNA varies from DNA in composition as it has ________ instead of thymine. - CORRECT
ANSWER✅✅uracil
What is the dose-tissue response, at conventional fractionation, for Lhermitte's Sign? - CORRECT
ANSWER✅✅2000 to 3000 cGy
This is the treatment port for what cancer? - CORRECT ANSWER✅✅Whole brain
What is the dose-tissue response, at conventional fractionation, for laryngitis? - CORRECT
ANSWER✅✅5000 cGy
What is the dose-tissue response, at conventional fractionation, for erythema? - CORRECT
ANSWER✅✅20 Gy
To reduce the severity of any head and neck complication, the patient should be encouraged to avoid all
the following except: - CORRECT ANSWER✅✅Room temperature and smooth foods and drinks
What is the dose-tissue response, at conventional fractionation, for dry mouth? - CORRECT
ANSWER✅✅10 to 20 Gy
Multiple tumor types are included in the head and neck region. Which type of primary tumor is most
common? - CORRECT ANSWER✅✅Squamous cell carcinoma
, Identify the lymph node chain, with reference to breast cancer Tx, numbered 1. - CORRECT
ANSWER✅✅Internal mammary
Which of the following are functions of the cell membrane?
1.protecting the contents of the cell form its environment
2.controlling the passage of water and other materials into the cell
3.allowing all substances to pass - CORRECT ANSWER✅✅1 and 2
"Interphase" consists of which of the following? - CORRECT ANSWER✅✅G1, S, and G2
The "side rails" of the DNA molecule are composed of: - CORRECT ANSWER✅✅sugars and phosphates
What is the end point when the TD 5/5 for the optic nerve is exceeded? - CORRECT
ANSWER✅✅Blindness
What healthy tissue is at most risk of radiation damage with treatment to the maxillary antrum? -
CORRECT ANSWER✅✅Eye
The most common sign or symptom of oral cancer is: - CORRECT ANSWER✅✅Ulceration
For patients with carious teeth, when is dental work recommended when anticipating oral cavity
irradiation? - CORRECT ANSWER✅✅Before treatment
Which is the most common type of cancer in the brain? - CORRECT ANSWER✅✅Metastasis
Why is radiation therapy indicated in the majority of H&N cancers? - CORRECT ANSWER✅✅Because the
cancer is often inaccessible by surgery
Cytosine bonds only with which of the following nitrogenous organic bases? - CORRECT
ANSWER✅✅guanine
This target volume accounts for internal organ movement, such as breathing. - CORRECT
ANSWER✅✅ITV - Internal Target Volume
RNA varies from DNA in composition as it has ________ instead of thymine. - CORRECT
ANSWER✅✅uracil
What is the dose-tissue response, at conventional fractionation, for Lhermitte's Sign? - CORRECT
ANSWER✅✅2000 to 3000 cGy
This is the treatment port for what cancer? - CORRECT ANSWER✅✅Whole brain
What is the dose-tissue response, at conventional fractionation, for laryngitis? - CORRECT
ANSWER✅✅5000 cGy
What is the dose-tissue response, at conventional fractionation, for erythema? - CORRECT
ANSWER✅✅20 Gy
To reduce the severity of any head and neck complication, the patient should be encouraged to avoid all
the following except: - CORRECT ANSWER✅✅Room temperature and smooth foods and drinks
What is the dose-tissue response, at conventional fractionation, for dry mouth? - CORRECT
ANSWER✅✅10 to 20 Gy
Multiple tumor types are included in the head and neck region. Which type of primary tumor is most
common? - CORRECT ANSWER✅✅Squamous cell carcinoma
, Identify the lymph node chain, with reference to breast cancer Tx, numbered 1. - CORRECT
ANSWER✅✅Internal mammary
Which of the following are functions of the cell membrane?
1.protecting the contents of the cell form its environment
2.controlling the passage of water and other materials into the cell
3.allowing all substances to pass - CORRECT ANSWER✅✅1 and 2
"Interphase" consists of which of the following? - CORRECT ANSWER✅✅G1, S, and G2
The "side rails" of the DNA molecule are composed of: - CORRECT ANSWER✅✅sugars and phosphates
What is the end point when the TD 5/5 for the optic nerve is exceeded? - CORRECT
ANSWER✅✅Blindness
What healthy tissue is at most risk of radiation damage with treatment to the maxillary antrum? -
CORRECT ANSWER✅✅Eye
The most common sign or symptom of oral cancer is: - CORRECT ANSWER✅✅Ulceration
For patients with carious teeth, when is dental work recommended when anticipating oral cavity
irradiation? - CORRECT ANSWER✅✅Before treatment
Which is the most common type of cancer in the brain? - CORRECT ANSWER✅✅Metastasis
Why is radiation therapy indicated in the majority of H&N cancers? - CORRECT ANSWER✅✅Because the
cancer is often inaccessible by surgery
