BIOL 2458 LAB PRACTICAL 1 2026
LATEST QUESTIONS AND
ANSWERS| ACE YOUR GRADES.
Nasopharynx - correct answer -part of the pharynx directly
behind the nasal passages
Oropharynx - correct answer -the area directly posterior to the
mouth
Laryngopharynx - correct answer -region of the pharynx below
the epiglottis that includes the larynx
Paranasal sinuses - correct answer -air cavities within the cranial
bones that open into the nasal cavities
Conducting zone - correct answer -Warms, humidifies, moistens,
conducts air
, Page | 2
-structures outside of the lungs - the nose, pharynx, larynx, and
trachea, and structures inside the lungs - the bronchi, bronchioles,
and terminal bronchioles
Respiratory zone - correct answer -site of gas exchange
(bronchioles, alveolar ducts, alveoli)
Epiglottis - correct answer -A flap of tissue that seals off the
windpipe and prevents food from entering
Trachae - correct answer -
Larynx - correct answer -voice box; passageway for air moving
from pharynx to trachea; contains vocal cords
Thyroid cartilage of larynx - correct answer -Adam's apple
Cricoid cartilage of larynx - correct answer -inferior to the thyroid
cartilage
, Page | 3
Tracheal cartilage of larynx - correct answer -
Bronchial tree - correct answer -branched airways that lead from
the trachea to the alveoli
Bronchi - correct answer -The passages that direct air into the
lungs
Bronchioles - correct answer -smallest branches of the bronchi
Alveolar ducts - correct answer -Small passages connecting the
respiratory bronchioles and the alveolar sacs.
Alveolar sacs - correct answer -clusters of alveoli