MED GAS FINAL TEST 2026
QUESTIONS WITH CORRECT
ANSWERS GRADED A+
◍ Central Supply systems for positive pressure gases shall have one or more
relief valves, the valves shall have a relief setting that is ____% above
normal operating pressure =.
Answer: 50%
◍ when vented to the outside, relief valve vent lines shall be labeled in which
way?.
Answer: any mater that will distinguish them from medical gas pipeline
◍ What are common pulmonary complications after thoracic or abdominal
surgery.
Answer: Atelectasis, pneumonia, acute respiratory failure
◍ an auxiliary source connection shall consist of all the following except..
Answer: a. removable plug or capb. teec. valve****d. visual pressure
indicator
◍ in central supply systems using gas or liquid cylinders, each header shall
have a _______ to prevent debris from entering the manifold control..
Answer: filter
◍ Lung expansion therapy is utilized to ______ or ______ pulmonary
complications in the postoperative period.
Answer: Prevent, correct
◍ manifolds for gas cylinders shall consist of two equal headers, each header
with enough cylinders for an average day supply, but not fewer than ______
connections.
, Answer: 2
◍ The most common form of therapy used in high-risk patients is.
Answer: Lung expansion therapy
◍ What is atelectasis.
Answer: Alveolar/lung collapse
◍ What help reverse atelectasis.
Answer: Early patient mobilization, deep breathing, spirometry, CPAP, PEP,
intermittent positive pressure breathing (IPPB), high flow nasal cannula
(HFNC)
◍ manifolds for gas cylinders shall have a ______ signal that visibly indicates
the operating status of the equipment and shall have an indicator at all
master alarm panels when or just before the change over from one header to
the other takes place.
Answer: local
◍ when multiple buildings are served from a single cryogenic liquid oxygen
source, it is required to place the emergency oxygen supply connection in.
Answer: each building served
◍ the minimal clearance around the EOSC for a temporary source of supply is
_____ feet.
Answer: 3
◍ The techniques used to help reverse atelectasis serve to.
Answer: Maximize alveolar recruitment to prevent or correct atelectasis
Increase the FRCOptimize airway clearance of secretions
◍ a _______ emergency reserve system can be substituted for the EOSC.
Answer: in-building
◍ how many egress gates are required for outdoor enclosures containing bulk
cryogenic liquid systems?.
Answer: 2
◍ Absorption atelectasis is more common when the patient is receiving a.
, Answer: High FiO2 (also called nitrogen washout)
◍ an EOSC shall be installed on the exterior of the building being served. it
shall be protected from physical damage and with a minimum clearance
around the connection of _______.
Answer: 3 feet
◍ Labor atelectasis can occur when _____ is compromise in a _____ airway or
bronchus (mucus plugging, airway obstruction, etc).
Answer: Ventilation, larger
◍ Compression atelectasis occurs when the.
Answer: Transthoracic pressure exceeds the transalveolar pressure
◍ What is the most common example of compression atelectasis.
Answer: Persistently breathing at low tidal volumes
◍ What are some risk factors associated with atelectasis.
Answer: Postoperative patient (repetitive shallow
breathing)ObesityNeuromuscular disordersHeavy sedationUpper abdominal
or thoracic surgery/pain
◍ the NFPA 99 has four relevant patent categories for medical gases,
determined and defined by the risk assessment. which four best describes
the categories?.
Answer: death or major injury, minor injury, patient discomfort, and no
impact
◍ What are the four clinical signs (sounds) of atelectasis.
Answer: Fine, late-inspiratory cracklesBronchial breath soundsDiminished
breath soundsEgophony lung sounds
◍ alternate systems, methods, or devices approved as equivalent shelled be
approved by.
Answer: AHJ (authority having jurisdiction)
◍ What are fine, late-inspiratory crackles produced by.
Answer: The sudden opening of distal airways with deep breathing
QUESTIONS WITH CORRECT
ANSWERS GRADED A+
◍ Central Supply systems for positive pressure gases shall have one or more
relief valves, the valves shall have a relief setting that is ____% above
normal operating pressure =.
Answer: 50%
◍ when vented to the outside, relief valve vent lines shall be labeled in which
way?.
Answer: any mater that will distinguish them from medical gas pipeline
◍ What are common pulmonary complications after thoracic or abdominal
surgery.
Answer: Atelectasis, pneumonia, acute respiratory failure
◍ an auxiliary source connection shall consist of all the following except..
Answer: a. removable plug or capb. teec. valve****d. visual pressure
indicator
◍ in central supply systems using gas or liquid cylinders, each header shall
have a _______ to prevent debris from entering the manifold control..
Answer: filter
◍ Lung expansion therapy is utilized to ______ or ______ pulmonary
complications in the postoperative period.
Answer: Prevent, correct
◍ manifolds for gas cylinders shall consist of two equal headers, each header
with enough cylinders for an average day supply, but not fewer than ______
connections.
, Answer: 2
◍ The most common form of therapy used in high-risk patients is.
Answer: Lung expansion therapy
◍ What is atelectasis.
Answer: Alveolar/lung collapse
◍ What help reverse atelectasis.
Answer: Early patient mobilization, deep breathing, spirometry, CPAP, PEP,
intermittent positive pressure breathing (IPPB), high flow nasal cannula
(HFNC)
◍ manifolds for gas cylinders shall have a ______ signal that visibly indicates
the operating status of the equipment and shall have an indicator at all
master alarm panels when or just before the change over from one header to
the other takes place.
Answer: local
◍ when multiple buildings are served from a single cryogenic liquid oxygen
source, it is required to place the emergency oxygen supply connection in.
Answer: each building served
◍ the minimal clearance around the EOSC for a temporary source of supply is
_____ feet.
Answer: 3
◍ The techniques used to help reverse atelectasis serve to.
Answer: Maximize alveolar recruitment to prevent or correct atelectasis
Increase the FRCOptimize airway clearance of secretions
◍ a _______ emergency reserve system can be substituted for the EOSC.
Answer: in-building
◍ how many egress gates are required for outdoor enclosures containing bulk
cryogenic liquid systems?.
Answer: 2
◍ Absorption atelectasis is more common when the patient is receiving a.
, Answer: High FiO2 (also called nitrogen washout)
◍ an EOSC shall be installed on the exterior of the building being served. it
shall be protected from physical damage and with a minimum clearance
around the connection of _______.
Answer: 3 feet
◍ Labor atelectasis can occur when _____ is compromise in a _____ airway or
bronchus (mucus plugging, airway obstruction, etc).
Answer: Ventilation, larger
◍ Compression atelectasis occurs when the.
Answer: Transthoracic pressure exceeds the transalveolar pressure
◍ What is the most common example of compression atelectasis.
Answer: Persistently breathing at low tidal volumes
◍ What are some risk factors associated with atelectasis.
Answer: Postoperative patient (repetitive shallow
breathing)ObesityNeuromuscular disordersHeavy sedationUpper abdominal
or thoracic surgery/pain
◍ the NFPA 99 has four relevant patent categories for medical gases,
determined and defined by the risk assessment. which four best describes
the categories?.
Answer: death or major injury, minor injury, patient discomfort, and no
impact
◍ What are the four clinical signs (sounds) of atelectasis.
Answer: Fine, late-inspiratory cracklesBronchial breath soundsDiminished
breath soundsEgophony lung sounds
◍ alternate systems, methods, or devices approved as equivalent shelled be
approved by.
Answer: AHJ (authority having jurisdiction)
◍ What are fine, late-inspiratory crackles produced by.
Answer: The sudden opening of distal airways with deep breathing
