BIOL 2402 Exam 2 Study Guide Questions with
Correct Detailed Answers 2025
Respiratory System -Correct Answer ✔The organs which exchange gases between
the atmosphere and our body.
Respiration -Correct Answer ✔Refers to gaseous exchange.
4 -Correct Answer ✔There are ______ stages of respiration.
Pulmonary Ventilation -Correct Answer ✔Moving air in and out of the lungs;
breathing.
External Respiration -Correct Answer ✔Gas exchange between air in lungs and
blood.
Internal Respiration -Correct Answer ✔Gas exchange between blood and various
tissue cells.
Cellular Respiration -Correct Answer ✔The metabolic production of CO2 and
consumption of O2.
Nose -Correct Answer ✔Warms, moistens, and filters air.
Nose -Correct Answer ✔The location of the resonating chamber for speech.
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Pharynx -Correct Answer ✔Mucous membrane lined, skeletal muscle tube.
Nasopharynx -Correct Answer ✔Respiratory passage which has openings to the
auditory tubes.
Nasopharynx -Correct Answer ✔Respiratory passage connecting to the nasal
cavity.
Oropharynx -Correct Answer ✔Respiratory passage connecting to the mouth.
Also has digestive functions.
Laryngopharynx -Correct Answer ✔Respiratory passage connecting to larynx and
esophagus.
Also has digestive functions.
Pharynx -Correct Answer ✔Throat.
Pharynx -Correct Answer ✔Contains tonsils.
Tonsils -Correct Answer ✔Masses of lymph tissue, which guard passage way.
Larynx -Correct Answer ✔Connects pharynx with trachea.
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Larynx -Correct Answer ✔Voice box.
Thyroid Cartilage -Correct Answer ✔Adam's apple.
Contained in larynx.
Epiglottis -Correct Answer ✔A flap which closes off the entrance to the trachea,
allowing food to pass by into the esophagus.
Cricoid Cartilage -Correct Answer ✔Cartilage ring which connects larynx with
trachea (also protects).
Vestibular Folds -Correct Answer ✔Mucous membrane folds in the larynx which
protect vocal cords.
Vestibular Folds -Correct Answer ✔Mucous membrane folds in the larynx which
hold your breath.
Vocal Folds -Correct Answer ✔Mucous membrane folds in the larynx which are
elastic fiber reinforced, and can be stretched and relaxed to varying lengths and
tensions.
Larynx -Correct Answer ✔Men have deeper voices because their ______ is bigger,
because testosterone causes growth of cartilage.
Trachea -Correct Answer ✔Windpipe.
BIOL 2402