The Following Is a List of Some Airways

question 186

Multiple Choice

The following is a list of some airways.What is the order in which air passes through them?
1) secondary bronchus
2) bronchioles
3) alveolar ducts
4) primary bronchus
5) respiratory bronchiole
6) alveoli
7) terminal bronchiole

• A)4,1,2,7,5,3,6
• B)4,1,2,5,7,3,6
• C)1,4,2,5,7,3,6
• D)1,4,2,7,5,3,6
• E)2,4,1,7,5,3,6

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Definitions:

Depolarization

A process in which the electrical charge of a cell membrane is reduced, allowing for the initiation of electrical impulses in nerve and muscle cells.

Electrical Impulses

Rapid, transient flows of electric charge that transmit information within the nervous system and across synapses, or power devices like pacemakers.

SA Node

The sinoatrial node, a group of cells in the right atrium of the heart that initiates the heart's electrical impulses, acting as a natural pacemaker.

AC Interference

Alternating Current interference; disturbances in electronic equipment caused by alternating current supply.