BIO 202 - FINAL LAB EXAM QUESTIONS
WITH CORRECT ANSWERS 2025-2026
Upper respiratory system CORRECT ANSWER nose, nasal cavity, pharynx
Lower respiratory system CORRECT ANSWER larynx, trachea, bronchi, lungs
What structuresVmake up the conducting zone? CORRECT ANSWER
trachea, main bronchi, lobar bronchi, segmental bronchi, bronchioles, and terminal bronchioles
What structuresVmake up the respiratory zone? CORRECT ANSWER
respiratory bronchioles, alveoli and alveolar ducts.
What are the functions of the interior structures of the external nose CORRECT
ANSWER entry point for air
Nasal cavity CORRECT ANSWER hollow space behind the nose
Olfactory epithelium CORRECT ANSWER
a thin layer of tissue, within the nasal cavity, that contains the receptors for smell
Nasopharynx CORRECT ANSWER
Orphopharynx CORRECT ANSWER
Laryngopharynx CORRECT ANSWER
Respiratory epithelium CORRECT ANSWER pseudostratified ciliated columnar epithelium
Larynx CORRECT ANSWER
,voice box; passageway for air moving from pharynx to trachea; contains vocal cords
, Epiglottis CORRECT ANSWER
AVflap of tissue that seals off the windpipe and prevents food from entering.
Vestibular folds CORRECT ANSWER (false vocal cords)
Superior to vocal folds
No part in sound production
Help to close glottis during swallowing
Vocal foldsV CORRECT ANSWER
Mucosal folds that function in voice production (speech); also called the true vocal cords.
Trachea CORRECT ANSWER
a large membranousVtube reinforced by rings of cartilage, extending from the larynx to the bronchial tu
bes and conveying air to and from the lungs; the windpipe.
Right main bronchus CORRECT ANSWER shorter, wider, and more vertical than the left main
bronchus
Left main bronchus CORRECT ANSWER Slightly narrower and more horizontal than the right
Carina CORRECT ANSWER
Point at which the trachea bifurcates (divides) into the left and right mainstem bronchi.
Lobar bronchi CORRECT ANSWER secondary bronchi -
bronchial passageways connecting the mainstem bronchi with individual lobes of the lungs
Segmental bronchi CORRECT ANSWER Airways leading into specific lung segments.
Bronchioles CORRECT ANSWER smallest branches of the bronchi, lead to alveoli
WITH CORRECT ANSWERS 2025-2026
Upper respiratory system CORRECT ANSWER nose, nasal cavity, pharynx
Lower respiratory system CORRECT ANSWER larynx, trachea, bronchi, lungs
What structuresVmake up the conducting zone? CORRECT ANSWER
trachea, main bronchi, lobar bronchi, segmental bronchi, bronchioles, and terminal bronchioles
What structuresVmake up the respiratory zone? CORRECT ANSWER
respiratory bronchioles, alveoli and alveolar ducts.
What are the functions of the interior structures of the external nose CORRECT
ANSWER entry point for air
Nasal cavity CORRECT ANSWER hollow space behind the nose
Olfactory epithelium CORRECT ANSWER
a thin layer of tissue, within the nasal cavity, that contains the receptors for smell
Nasopharynx CORRECT ANSWER
Orphopharynx CORRECT ANSWER
Laryngopharynx CORRECT ANSWER
Respiratory epithelium CORRECT ANSWER pseudostratified ciliated columnar epithelium
Larynx CORRECT ANSWER
,voice box; passageway for air moving from pharynx to trachea; contains vocal cords
, Epiglottis CORRECT ANSWER
AVflap of tissue that seals off the windpipe and prevents food from entering.
Vestibular folds CORRECT ANSWER (false vocal cords)
Superior to vocal folds
No part in sound production
Help to close glottis during swallowing
Vocal foldsV CORRECT ANSWER
Mucosal folds that function in voice production (speech); also called the true vocal cords.
Trachea CORRECT ANSWER
a large membranousVtube reinforced by rings of cartilage, extending from the larynx to the bronchial tu
bes and conveying air to and from the lungs; the windpipe.
Right main bronchus CORRECT ANSWER shorter, wider, and more vertical than the left main
bronchus
Left main bronchus CORRECT ANSWER Slightly narrower and more horizontal than the right
Carina CORRECT ANSWER
Point at which the trachea bifurcates (divides) into the left and right mainstem bronchi.
Lobar bronchi CORRECT ANSWER secondary bronchi -
bronchial passageways connecting the mainstem bronchi with individual lobes of the lungs
Segmental bronchi CORRECT ANSWER Airways leading into specific lung segments.
Bronchioles CORRECT ANSWER smallest branches of the bronchi, lead to alveoli
