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Which of the following structures is located in the mediastinum?
a. right middle lobe and esophagus
b. left upper lobe and heart
c. aorta and thyroid
d. trachea and thymus Correct Answ_d. trachea and thymus
Structures located in the mediastinum are the heart, great vessels, trachea, esophagus, thymus,
lymphatics, nerves, fibrous tissue, and fat.
A terminally ill patient has asked the doctor about possible volunteer opportunities in the
hospital. She says that if she can volunteer in the hospital, she might be able to extend her life a
bit longer from doing good deeds. This represents the ____ stage of grief for the patient.
a. bargaining
b. anger
c. denial
d. depression Correct Answ_a. bargaining
,The bargaining stage focuses on the hope the patient has to extend her life. Anger can occur once
the patient realizes her life is being interrupted by the illness. Denial can include rejecting
information and preferring to be left alone. Depression affects the patient's mood or behavior
regarding the illness, and can cause despair and mourning.
Which of the following are facial bones?
a. nasal, lacrimal, vomer, and mandible
b. maxillary, zygoma, palatine, and parietal
c. vomer, zygoma, sphenoid, and lacrimal
d. frontal, ethmoid, vomer, and mandible Correct Answ_a. nasal, lacrimal, vomer, and
mandible
The facial bones include nasal (2), lacrimal (2), maxillary (2), zygoma (2), palatine (2),inferior
nasal conchae (2), and mandible.
Which of the following statements is TRUE regarding standard precautions for venipuncture?
a. standard precautions are not necessary for simple needle sticks
b. all patients are potentially infected with blood borne pathogens
,c. only pediatric patients require the use of standard precautions
d. standard precautions are designed solely to protect health care workers Correct Answ_b.
all patients are potentially infected with blood borne pathogens
Using a 75 kVp x-ray beam with a 0.25 mm lead-equivalent apron provides protection from
_______ of the beam.
a. 55%
b. 66%
c. 77%
d. 88% Correct Answ_b. 66%
The typical flow rate for drip infusion drug administration is _______ drops per minute.
a. 5 to 10
b. 10 to 20
c. 20 to 30
d. 30 to 40 Correct Answ_b. 10 to 20
A flow rate of 10 to 20 drops per minute is acceptable for drip infusion unless otherwise
instructed by the physician.
, The quality of x-ray photons is affected by:
a. collimation
b. focal spot size
c. kilovoltage
d. exposure time Correct Answ_c. kilovoltage
The quality or energy of x-rays is determined by the kilo voltage that is set on the operator
control panel. Exposure time affects the quantity of photons that are produced. Collimation
affects the volume of tissue that is irradiated and focal spot size affects the spatial resolution.
Which are the appropriate methods to ensure the correct drug is administered to the patient?
1. Confirm the correct medication
2. Record the time and date of administration
3. Check the label at least 3 times. Correct Answ_1 and 3
Technologists should confirm the correct medication and check the label 3 times. The person
drawing the medication should always check the name of the drug carefully due to the similarity
in many medication names. The person giving the medication should check the medication once