Question 1

Body homeostasis is often referred to as the body's "steady state" and is maintained by important body systems using physiologic feedback loops.Vital signs are an excellent indicator of the body's response to conditions and therapies the patient is undergoing.A key strength of using vital signs as an indicator of homeostasis is that they

Accepted Answer

A)   are subjective and subject to interpretation.
B)   are measured using interventional catheters and therefore are very accurate.
C)   can be assessed quickly,and the data revealed are objective.
D)   can be confirmed by asking the patient how he or she feels. C

Question 2

A Swan-Ganz catheter is

Accepted Answer

A)   intended to measure venous pressure in the superior vena cava.
B)   used to measure pulmonary wedge pressures.
C)   also referred to as a PICC line.
D)   None of the above B

Question 3

From the choices below,the most accurate way to determine body temperature is

Accepted Answer

A)   taking a blood sample and recording its temperature.
B)   with an oral thermometer.
C)   with a rectal thermometer.
D)   by using both an oral and a rectal thermometer and averaging the readings. C

Question 4

All of the following are true of body temperature measurement except

Accepted Answer

A)   all temperatures should be the same,regardless of where the temperature is measured.
B)   an oral temperature reading higher than 99.5° F indicates a fever.
C)   temporal artery (T
A)  measurements can be measured in 3 seconds noninvasively.
D)   rectal and TA measurement are typically 1° higher than oral readings.

Question 5

All of the following apply to respiratory measurements except

Accepted Answer

A)   a single respiration cycle consists of an inspiration and an expiration.
B)   the respiratory rate of newborns averages 12 to 20 breaths/min.
C)   adult respiration quality refers to rhythm,depth,and degree of effort.
D)   respiratory rates in children should be measured for at least one minute respiration measurements may alter if the patient is supine.

Question 6

The ideal location of the endotracheal tube tip is

Accepted Answer

A)   just below the junction of the esophagus and trachea.
B)   in the left or right mainstem bronchus.
C)   in the back of the throat.
D)   in the trachea 1 to 2 inches above the carina.

Question 7

You have completed a portable chest radiograph on a patient in the ICU.The image is positioned correctly and has acceptable image quality.When the correct placement of a central venous (CV)line using a right-sided approach is assessed,the catheter tip should

Accepted Answer

A)   not cross the midline of the patient and should be located in the superior vena cava.
B)   cross the patient's midline and be positioned in the thoracic duct.
C)   be located in the main pulmonary artery in a "wedge" position.
D)   be located in the left ventricle for accurate pressure measurement.

Question 8

A patient is thought to have had a cardiac arrest.The patient's pulse should be checked at the _____ artery.

Accepted Answer

A)   radial
B)   temporal
C)   carotid
D)   femoral

Question 9

To measure blood pressures,you will need a

Accepted Answer

A)   thermometer and otoscope.
B)   stethoscope and pulse oximeter.
C)   sphygmomanometer and otoscope.
D)   stethoscope and sphygmomanometer.

Question 10

A reliable device to measure oxygen saturation levels of arterial blood is a

Accepted Answer

A)   sphygmomanometer.
B)   stethoscope.
C)   pulse oximeter.
D)   spirometer.

Question 11

The flow rate of oxygen therapy is given in

Accepted Answer

A)   liters per minute.
B)   cubic meters per minute.
C)   pounds per square inch.
D)   cubic centimeters.

Question 12

Thoracostomy tubes are used to

Accepted Answer

A)   biopsy chest tumors.
B)   reestablish negative intrapleural pressure.
C)   administer oxygen at high concentrations.
D)   administer chemotherapeutic drugs.

Question 13

Adequate breathing consists of

Accepted Answer

A)   good respiratory rate.
B)   good respiratory depth.
C)   10 to 12 breaths/min.
D)   All of the above

Question 14

The objective of oxygen therapy is to

Accepted Answer

A)   produce a condition of hypoxemia.
B)   increase diaphragmatic movement to decrease tidal volume.
C)   increase the CO2 concentration going to the patient.
D)   increase the O2 concentration going to the patient.

Question 15

In a patient with hypoxia,

Accepted Answer

A)   heart rate decreases owing to high oxygen saturation values.
B)   respiratory rate remains unchanged.
C)   respiratory depth remains unchanged owing to increased cardiac output.
D)   blood pressure increases.

Question 16

The preferred location of a central venous line tip is the

Accepted Answer

A)   superior vena cava.
B)   inferior vena cava.
C)   main pulmonary artery.
D)   jugular vein.

Question 17

All of the following are true of oxygen therapy except

Accepted Answer

A)   the universal color of flowmeters is green.
B)   oxygen is considered a drug and is regulated by the government.
C)   oxygen therapy can be prescribed by pharmacists and respiratory therapists.
D)   oxygen delivery devices either have a low flow rate or a high flow rate.

Question 18

All of the following are related except

Accepted Answer

A)   nasal cannula.
B)   facial mask.
C)   thoracostomy tube.
D)   tent and oxy hood.

Question 19

While performing a portable chest radiograph on an uncooperative patient with a CV line inserted,you note that the catheter fixation material has loosened.Your responsibility as a professional radiographer is to

Accepted Answer

A)   quickly complete the exam as best you can,so as not cause any more harm.
B)   reattach the catheter line and complete the exam.
C)   take the chest image to assess the catheter tip position and its displacement.
D)   inform the patient's nurse of the catheter issue before taking the radiograph.

Question 20

A Swan-Ganz catheter differs from a central venous (CV)catheter in that Swan-Ganz

Accepted Answer

A)   lines measure arterial pressures in the wedge position and reflect pressure in the left atrium.
B)   catheters may be single-lumen or multilumen design,with a pressure electrode and cuff at the distal end.
C)   catheters are named after Jeremy Swan and William Ganz developers.
D)   All of the above are true.

Exam 15: Vital Signs, oxygen, chest Tubes, and Lines