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Boards Review > W/L Ch 30 Respiratory System Quiz > Flashcards

W/L Ch 30 Respiratory System Quiz Flashcards

1
Q

Assume the initial treatment portals are AP/PA; after about how many fractions does the typical lung cancer patient start receiving oblique boost treatments?

a. 10
b. 20
c. 30
d. 40

A

b. 20

Initial field arrangements are generally prescribed between 4000 and 4500 cGy. Boost fields follow in various combinations until tumoricidal doses are achieved. At standard fractionation of 180 to 200 cGy per day, oblique boost treatments would begin after about the twentieth treatment.

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2
Q

At what anatomical location does the trachea bifurcate into the right and left main stem bronchi?

a. Pleura
b. Primary bronchi
c. Carina
d. Alveoli

A

c. Carina

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3
Q

Cancer in which lobe of the lung will typically never include treatment of the contralateral hilar lymph nodes unless proved positive?

a. Upper
b. Middle
c. Lower
d. None of the above

A

c. Lower

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4
Q

In what part of the lung are primary squamous cell carcinomas usually found?

a. Superior
b. Central
c. Lateral
d. Peripheral

A

b. Central

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5
Q

Mesothelioma is a cancer of which respiratory system component?

a. Pleura
b. Primary bronchi
c. Carina
d. Alveoli

A

a. Pleura

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6
Q

What is the most effective single-agent chemotherapy drug?

a. Cisplatin
b. Paclitaxel
c. Vinorelbine
d. Gemcitabine

A

b. Paclitaxel

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7
Q

According to the American Cancer Society, what is the percentage of lung cancers caused by smoking?

a. 37%
b. 67%
c. 87%
d. 97%

A

c. 87%

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8
Q

What is the total dose delivered to a primary lung cancer?

a. 3000 cGy
b. 4000 cGy
c. 5000 cGy
d. Greater than 6000 cGy

A

d. Greater than 6000 cGy

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9
Q

What is the primary function of the respiratory system?

a. Immunity
b. Exchange of gases
c. Production of somatostatin
d. Metabolism

A

b. Exchange of gases

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10
Q

What is the leading cause of non–small cell carcinoma of the lung?

a. Smoking
b. Asbestos
c. Radiation
d. Genetics

A

a. Smoking

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11
Q

What is the 5-year survival rate for small cell and non–small cell lung cancers?

a. 0.5%
b. 15%
c. 60%
d. 85%

A

b. 15%

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12
Q

What is the 5-year survival rate for early-stage lung cancers?

a. 10%
b. 15%
c. 60%
d. 85%

A

c. 60%

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13
Q

What is the most significant risk factor associated with mesothelioma?

a. Asbestos exposure
b. Smoking
c. Sun exposure
d. Radiation exposure

A

a. Asbestos exposure

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14
Q

Which of the following syndromes is commonly associated with Pancoast tumors?

a. Paraneoplastic syndrome
b. Down syndrome
c. Tourette syndrome
d. Horner syndrome

A

d. Horner syndrome

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15
Q

Which of the following symptoms is not associated with Horner syndrome?

a. Ipsilateral miosis
b. Ptosis
c. Exophthalmos
d. Anhidrosis

A

c. Exophthalmos

Horner syndrome is associated with enophthalmos but not exophthalmos.

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16
Q

Which of the following is not a common acute side effect a patient may experience during the course of radiation treatments for lung cancer?

a. Dermatitis
b. Erythema
c. Esophagitis
d. Diarrhea

A

d. Diarrhea

17
Q

Which of the following terms is used to describe the surgical removal of an entire lung?

a. Lobectomy
b. Segmentectomy
c. Pneumonectomy
d. Wedge resection

A

c. Pneumonectomy

18
Q

Why should a patient’s arms be positioned above his or her head during radiation treatments of a primary lung cancer?

a. Patient comfort
b. Avoid treating normal tissue
c. Capture an additional device charge
d. Physician preference

A

b. Avoid treating normal tissue

19
Q

What performance status score is assigned to patients with disabilities who require special care and assistance but not hospitalization?

a. 20
b. 30
c. 40
d. 50
e. 60

A

c. 40

20
Q

What T stage is a lung cancer measuring 2.5 cm in its greatest dimension?

a. T1
b. T2
c. T3
d. T4

A

a. T1

21
Q

What diagnostic imaging tool is most commonly used to detect lung cancers?

a. Chest x-ray
b. CT
c. MR
d. PET

A

a. Chest x-ray

22
Q

One symptom associated with superior vena cava syndrome is orthopnea. Orthopnea is ____________________.

a. difficulty breathing
b. a bluish color of the skin
c. difficulty swallowing
d. inability to lie flat

A

d. inability to lie flat

23
Q

The clinical symptoms of a Pancoast tumor include ___________.

a. dysphagia
b. hoarseness
c. arm pain
d. persistent cough

A

c. arm pain

A patient with a Pancoast tumor may experience pain around the shoulder and down the arm, atrophy of the hand muscles, dyspnea, ptosis, enophthalmos, and anhidrosis.

24
Q

The tolerance dose (TD) 5/5 for the whole lung is approximately _____ Gy.

a. 20
b. 35
c. 45
d. 55

A

a. 20

The TD 5/5 for the whole lung is approximately 20 Gy.

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