WEST COAST EMT BLOCK 2 EXAM QUESTIONS
AND CORRECT ANSWERS (VERIFIED
ANSWERS) | GRADED A+ | LATEST VERSION
(JUST RELEASED)
The electrical impulse of the heart normally begins at the:
A. bundle of His
B. atrioventricular node
C. sinoatrial node
D. purkinje fibers ------CORRECT ANSWER---------------C. sinoatrial node
The left side of the heart receives oxygenated blood from the lungs through
the:
A. pulmonary veins
B. inferior venae cavae
C. superior venae cavae
D. pulmonary arteries ------CORRECT ANSWER---------------A. pulmonary
veins
The most distal four spinal vertebrae, which are fused together, form the:
A. ilium
B. ischium
C. coccyx
D. sacrum ------CORRECT ANSWER---------------C. coccyx
Which of the following glands regulates function of all other endocrine
glands in the body?
A. parathyroid
B. pituitary
C. adrenal
D. thyroid ------CORRECT ANSWER---------------B. pituitary
,Which is not a facial bone?
A. mandible
B. maxilla
C. zygoma
D. mastoid ------CORRECT ANSWER---------------D. mastoid
Age-related changes in the renal system result in:
A. formation of large amounts of urine secondary to an increase in kidney
mass
B. significant increase in filtration, which causes the excretion of large
amounts of water
C. dilation of the blood vessels that supply the nephrons, which allows the
kidneys to maintain their function
D. a decreased ability to clear wastes from the body and a decreased
ability to conserve fluids when needed ------CORRECT ANSWER-------------
--D. a decreased ability to clear wastes from the body and a decreased
ability to conserve fluids when needed
An infant or small child's airway an be occluded if it is overextended or over
flexed because:
A. the back of the head is flat, which prevents neutral position
B. the tongue is proportionately small and can fall back into the throat
C. the occiput is proportionately large and the trachea is flexible
D. he or she has a long neck, which makes the trachea prone to collapse --
----CORRECT ANSWER---------------C. the occiput is proportionately large
and the trachea is flexible
At what age does the separation anxiety typically peak in infants and small
children?
A. 24-36 months
B. 6-8 months
,C. 10-18 months
D. 18-24 months ------CORRECT ANSWER---------------C. 10-18 months
Breathing is often more difficult in older adults because the:
A. overall size of airway decreases
B. surface area of the alveoli increases
C. diaphragm and intercostal muscles enlarge
D. elasticity of the lungs decreases ------CORRECT ANSWER---------------D.
elasticity of the lungs decreases
A patient's short-term memory is MOST likely intake if they correctly
answer questions regarding:
A. event and person
B. day and event
C. person and place
D. time and place ------CORRECT ANSWER---------------B. day and event
After performing a primary assessment, a rapid exam of the body should be
performed to:
A. find and treat injuries or conditions that do not pose a threat to life
B. determine the need for spinal motion restriction precautions
C. look specifically for signs and symptoms of inadequate perfusion
D. identify less-obvious injuries that require immediate treatment ------
CORRECT ANSWER---------------D. identify less-obvious injuries that
require immediate treatment
In the adult, bradycardia is defined as a pulse rate less than _______
beats/min, and tachycardia is defined as a heart rate greater than _______
beats/min.
A. 60, 100
B. 40, 120
C. 50, 110
, D. 30, 130 ------CORRECT ANSWER---------------A. 60, 100
Treatment and transport priorities at the scene of a mass-casualty incident
should be determined after:
A. all patients have been triaged
B. a physician arrives on scene
C. area hospitals have been notified
D. medical control has been contacted ------CORRECT ANSWER-------------
--A. all patients have been triaged
Which of the following medical history questions would be LEAST
pertinence in an acute situation?
A. "does your mom have diabetes?"
B. "are there meds that you cannot take?"
C. "has this ever happened to you before?"
D. "does the pain stay in your chest?" ------CORRECT ANSWER--------------
-A. "does your mom have diabetes?"
A patient who is suspected of being hypoxic and is breathing adequately
should be given supplemental oxygen with A. nasal cannula
B. mouth to mask device
C. bag-mask device
D. nonrebreathing mask ------CORRECT ANSWER---------------D.
nonrebreathing mask
At a flow rate of 6 L/min, a nasal cannula can deliver an approx O2
concentration up to:
A. 52%
B. 44%
C. 35%
D. 24% ------CORRECT ANSWER---------------B. 44%
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