Oxygen

Question 1

This system provides supplemental oxygen stored in a _______________ cylinder and also provides protection to the flight crew in event of smoke and other harmful gases.

Accepted Answer

rechargeable

Answer

no rechargeable

Question 2

This system provides only _______________________________ oxygen to passengers and flight attendants.

Accepted Answer

supplemental chemically generated

Answer

rechargeable cylinder

Question 3

The PBE provides the crew with __________________ oxygen for respiratory and visual protection against the effects of smoke and other harmful gases.

Accepted Answer

positive pressure

Answer

on demand

Question 4

________________________________________ throughout the airplane for use by the flight attendants to assist passengers in case of sudden decompression or first aid purposes.

Accepted Answer

Portable oxygen cylinders are located

Answer

Supplemental chemically generated oxygen

Question 5

A difference in pressure indication between the MFD and the oxygen pressure gauge outside the airplane may be observed. The difference occurs due to a ____________ correction in the MFD that does not occur on the oxygen pressure gauge.

Accepted Answer

temperature

Answer

pressure

Question 6

Oxygen is stored in standard 50 ft3, or an optional 77 ft3 cylinder, pressurized up to _____ at 21&deg;/70&deg;F. The cylinder is installed in the forward cargo compartment and does not need to be removed to recharge.

Accepted Answer

1850 psi

Answer

2000 psi

Question 7

When the oxygen mask stowage box is closed and the TEST/RESET switch is pressed the headset boom microphone is restored and the mask&rsquo;s microphone is ...

Accepted Answer

turned off.

Answer

turned on.

Question 8

FULL FACE MASK OPERATING MODES
		
			Normal:

Accepted Answer

Normal Mode provides supplemental oxygen diluted with cabin air according to the cabin pressure altitude until a preset point where the user inhales 100% oxygen.

Answer

100% Mode provides non-diluted oxygen to the crew regardless of cabin altitude.

Answer

The “EMER” setting provides non-diluted oxygen regardless of cabin altitude, with a slightly positive pressure.

Question 9

FULL FACE MASK OPERATING MODES 
		
			100%:

Accepted Answer

100% Mode provides non-diluted oxygen to the crew regardless of cabin altitude.

Answer

Normal Mode provides supplemental oxygen diluted with cabin air according to the cabin pressure altitude until a preset point where the user inhales 100% oxygen.

Answer

The “EMER” setting provides non-diluted oxygen regardless of cabin altitude, with a slightly positive pressure.

Question 10

FULL FACE MASK OPERATING MODES
		
			Emergency:

Accepted Answer

The “EMER” setting provides non-diluted oxygen regardless of cabin altitude, with a slightly positive pressure.

Answer

Normal Mode provides supplemental oxygen diluted with cabin air according to the cabin pressure altitude until a preset point where the user inhales 100% oxygen.

Answer

100% Mode provides non-diluted oxygen to the crew regardless of cabin altitude.

Question 11

The PBE unit is for emergency use only. It is vacuum-sealed in a small bag inside a box. The box is equipped with a green &ldquo;good condition indicator&rdquo;. 
			The equipment hood isolates the user&rsquo;s head from the external ambient gases by means of an elastic neck seal. Oxygen flow starts automatically after hood donning and will be supplied for at least ______ .

Accepted Answer

15 min

Answer

45 min

Question 12

The PBE unit provides the crew with positive pressure oxygen for respiratory and visual protection against the effects of smoke and other harmful gases at altitudes up to _________.

Accepted Answer

25000 ft

Answer

35000 ft

Question 13

Individual chemical oxygen generators supply the passenger oxygen system during an emergency descent in the event of cabin depressurization. The passenger oxygen system provides supplemental oxygen only to the following:

Accepted Answer

passenger service units (PSU), flight attendant stations, lavatories, and galley areas.

Answer

passenger service units (PSU), lavatories, and galley areas.

Answer

passenger service units (PSU), flight attendant stations, and galley areas.

Question 14

Passenger oxygen masks are located in the PSUs above the passenger seats.
		
			Each PSU contains either two or three masks that supply oxygen only for approximately ...

Accepted Answer

12 min (standard), 14 min (optional) or 22 min (optional).

Answer

30 min.

Answer

continuously.

Question 15

The supplemental oxygen is ________ with ambient air according to the cabin altitude. At higher cabin altitudes, the mask provides 100% supplemental oxygen.

Accepted Answer

diluted

Answer

not diluted

Question 16

Passenger oxygen mask ...

Accepted Answer

can be automatically or manually deployed.

Answer

are automatically deployed only.

Question 17

The masks are automatically deployed when the cabin altitude is between ...

Accepted Answer

14000 ft to 14750 ft.

Answer

15000 ft to 15750 ft.

Question 18

Manual deployment can be performed from the cockpit by positioning the passenger oxygen selector knob to the ______ position. A manual release tool located near each flight attendant station can be used in case dispensing unit door fails.

Accepted Answer

OVRD

Answer

ON

Question 19

When the passenger mask doors are automatic or manual commanded open the ____________________ turns ON the FASTEN SEAT BELT and the NO SMOKING (NO ELEC DEVICE optional) regardless of the switch position.

Accepted Answer

system automatically

Answer

pilot manually

Question 20

The switch normal operation is inhibited until the MASKS DEPLOY switch is set to ____ position.

Accepted Answer

OFF

Answer

OVRD

Question 21

The portable oxygen cylinders are for flight attendants use to assist passengers in case of sudden cabin decompression or for first aid purposes. The cylinders store 312  (11 ft3) of oxygen, pressurized to _________. at 21&deg;/70&deg;F.

Accepted Answer

1800 psi

Answer

2000 psi

Question 22

Two continuous flow outlets are available;

Accepted Answer

one regulates flow at 2 lt per minute for walk-around use and the second provides flow at 4 lt per minute for first aid use.

Answer

one regulates flow at 6 lt per minute for walk-around use and the second provides flow at 8 lt per minute for first aid use.

Oxygen

This system provides supplemental oxygen stored in a _______________ cylinder and also provides protection to the flight crew in event of smoke and other harmful gases.

This system provides only _______________________________ oxygen to passengers and flight attendants.

The PBE provides the crew with __________________ oxygen for respiratory and visual protection against the effects of smoke and other harmful gases.

________________________________________ throughout the airplane for use by the flight attendants to assist passengers in case of sudden decompression or first aid purposes.

A difference in pressure indication between the MFD and the oxygen pressure gauge outside the airplane may be observed. The difference occurs due to a ____________ correction in the MFD that does not occur on the oxygen pressure gauge.

Oxygen is stored in standard 50 ft3, or an optional 77 ft3 cylinder, pressurized up to _____ at 21°/70°F. The cylinder is installed in the forward cargo compartment and does not need to be removed to recharge.

When the oxygen mask stowage box is closed and the TEST/RESET switch is pressed the headset boom microphone is restored and the mask’s microphone is ...

FULL FACE MASK OPERATING MODES Normal:

FULL FACE MASK OPERATING MODES 100%:

FULL FACE MASK OPERATING MODES Emergency:

The PBE unit provides the crew with positive pressure oxygen for respiratory and visual protection against the effects of smoke and other harmful gases at altitudes up to _________.

Individual chemical oxygen generators supply the passenger oxygen system during an emergency descent in the event of cabin depressurization. The passenger oxygen system provides supplemental oxygen only to the following:

Passenger oxygen masks are located in the PSUs above the passenger seats. Each PSU contains either two or three masks that supply oxygen only for approximately ...

The supplemental oxygen is ________ with ambient air according to the cabin altitude. At higher cabin altitudes, the mask provides 100% supplemental oxygen.

Passenger oxygen mask ...

The masks are automatically deployed when the cabin altitude is between ...

Manual deployment can be performed from the cockpit by positioning the passenger oxygen selector knob to the ______ position. A manual release tool located near each flight attendant station can be used in case dispensing unit door fails.

When the passenger mask doors are automatic or manual commanded open the ____________________ turns ON the FASTEN SEAT BELT and the NO SMOKING (NO ELEC DEVICE optional) regardless of the switch position.

The switch normal operation is inhibited until the MASKS DEPLOY switch is set to ____ position.

The portable oxygen cylinders are for flight attendants use to assist passengers in case of sudden cabin decompression or for first aid purposes. The cylinders store 312 (11 ft3) of oxygen, pressurized to _________. at 21°/70°F.

Two continuous flow outlets are available;

Oxygen

This system provides supplemental oxygen stored in a _______________ cylinder and also provides protection to the flight crew in event of smoke and other harmful gases.

This system provides only _______________________________ oxygen to passengers and flight attendants.

The PBE provides the crew with __________________ oxygen for respiratory and visual protection against the effects of smoke and other harmful gases.

________________________________________ throughout the airplane for use by the flight attendants to assist passengers in case of sudden decompression or first aid purposes.

A difference in pressure indication between the MFD and the oxygen pressure gauge outside the airplane may be observed. The difference occurs due to a ____________ correction in the MFD that does not occur on the oxygen pressure gauge.

Oxygen is stored in standard 50 ft3, or an optional 77 ft3 cylinder, pressurized up to _____ at 21°/70°F. The cylinder is installed in the forward cargo compartment and does not need to be removed to recharge.

When the oxygen mask stowage box is closed and the TEST/RESET switch is pressed the headset boom microphone is restored and the mask’s microphone is ...

FULL FACE MASK OPERATING MODES Normal:

FULL FACE MASK OPERATING MODES 100%:

FULL FACE MASK OPERATING MODES Emergency:

The PBE unit provides the crew with positive pressure oxygen for respiratory and visual protection against the effects of smoke and other harmful gases at altitudes up to _________.

Individual chemical oxygen generators supply the passenger oxygen system during an emergency descent in the event of cabin depressurization. The passenger oxygen system provides supplemental oxygen only to the following:

Passenger oxygen masks are located in the PSUs above the passenger seats. Each PSU contains either two or three masks that supply oxygen only for approximately ...

The supplemental oxygen is ________ with ambient air according to the cabin altitude. At higher cabin altitudes, the mask provides 100% supplemental oxygen.

Passenger oxygen mask ...

The masks are automatically deployed when the cabin altitude is between ...

Manual deployment can be performed from the cockpit by positioning the passenger oxygen selector knob to the ______ position. A manual release tool located near each flight attendant station can be used in case dispensing unit door fails.

When the passenger mask doors are automatic or manual commanded open the ____________________ turns ON the FASTEN SEAT BELT and the NO SMOKING (NO ELEC DEVICE optional) regardless of the switch position.

The switch normal operation is inhibited until the MASKS DEPLOY switch is set to ____ position.

The portable oxygen cylinders are for flight attendants use to assist passengers in case of sudden cabin decompression or for first aid purposes. The cylinders store 312  (11 ft3) of oxygen, pressurized to _________. at 21°/70°F.

Two continuous flow outlets are available;

The portable oxygen cylinders are for flight attendants use to assist passengers in case of sudden cabin decompression or for first aid purposes. The cylinders store 312 (11 ft3) of oxygen, pressurized to _________. at 21°/70°F.