EMT Chapter 8 Test Questions and answers.

EMT Chapter 8 Test
Which condition is recognized as one that will affect the ventilation
component of the​ventilation/perfusion ratio?
Infection and pus in the distal airways and alveoli


When cells undergo normal metabolism in the​body, which​byproduct(s)
is​(are) produced?
heat, carbon dioxide and water


Assessment of a hypoxic patient who is showing signs of fatigue and has
a history of lung disease reveals him to be using​well-developed
accessory muscles to exhale. As an​EMT, you should recognize that the​
patient:
is using energy to exhale and is in danger of respiratory failure


A patient with a low blood sugar is unresponsive with snoring
respirations. His breathing is labored and his pulse is rapid and weak.
Examination of the skin reveals it to be cool and diaphoretic. Your
partner informs you of the following vital​signs: pulse,​120; respirations,
18​breaths/min; blood​pressure, 132/60​mmHg; and SpO2 at​84% on
room air. Which action would you perform​first?
Perform a head-tilt chin-lift.


Which condition is most likely to cause​acidosis?
depressed respirations


Which statement is true of a patient who relies on the hypoxic drive to​
breathe?
The respiratory rate is set according to the level of O2 in the body.

, What situation could impair a​patient's respiratory status by directly
damaging the central chemoreceptors of the​body?
brainstem stroke or injury


You and the critical care transport team are taking a critically ill patient to
another hospital. Among many IV infusions and​monitors, the patient is
also on a ventilator. You note that the FDO2 is set at 0.50. What does
this​mean?
The provided oxygen concentration is set at 50 percent.


For a patient who is acutely​bleeding, what is the immediate response of
the human​body?
Vasoconstriction caused by the sympathetic nervous system


We have an expert-written solution to this problem!
What is the best description of minute​ventilation?
amount of air move into and out of the lungs in one minute


While completing some clinical time in the hospital for his EMT​class, an
EMT student observed a patient being administered an IV fluid with a
high oncotic pressure. Once this fluid is in the​patient's body, the EMT
student would expect which action to​occur?
fluid from the tissues will move into the bloodstream


On​scene, a​43-year-old male states that he has a history of liver failure
and does not produce enough of the protein albumin. Given this​
condition, which​finding(s) would you​expect?
Swelling of the extremities and abdomen


A patient with a severe infection is very sick. Circulating toxins from
bacteria in his blood have decreased his systemic vascular resistance​