HCB 102.4.1-1 RESPIRATORY
SYSTEM EXAM 2025 QUESTIONS
AND ANSWERS
Apnea - ....ANSWER ...-No breathing
Cyanosis - ....ANSWER ...-A bluish, purplish color of the skin due to
insufficient oxygen levels in the blood
Diffusion - ....ANSWER ...-A process by which molecules move from
HIGH to LOW concentration
Dyspnea - ....ANSWER ...-Difficult and labored breathing; shortness of
breath
Hypoxia - ....ANSWER ...-A deficiency of oxygen reaching the tissues of the
body. Low O2 levels. Leads to cyanosis
Intercostal - ....ANSWER ...-Situated or extending between the ribs.
Inter=between
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 1
, Costal=ribs
Respiratory distress - ....ANSWER ...-Increased work of breathing; a
sensation of shortness of breath
Respiratory failure - ....ANSWER ...-The reduction of breathing to the point
where oxygen intake is not sufficient to support life.
Retractions - ....ANSWER ...-Pulling in the skin and soft tissue between the
ribs when breathing.
Larynx - ....ANSWER ...-Contains vocal cords (voice box)
Connects pharynx with Trachea.
Cricoid cartilage - ....ANSWER ...-Lower portion of larynx
Trachea - ....ANSWER ...-Tube that carries inhaled air from the larynx
toward the lungs
Bronchi - ....ANSWER ...-Trachea splits into 2 branches (1 to each lung)
Bronchial Tree consists of: - ....ANSWER ...--Trachea
-Primary bronchi
-Secondary bronchi
-Tertiary bronchi
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 2
SYSTEM EXAM 2025 QUESTIONS
AND ANSWERS
Apnea - ....ANSWER ...-No breathing
Cyanosis - ....ANSWER ...-A bluish, purplish color of the skin due to
insufficient oxygen levels in the blood
Diffusion - ....ANSWER ...-A process by which molecules move from
HIGH to LOW concentration
Dyspnea - ....ANSWER ...-Difficult and labored breathing; shortness of
breath
Hypoxia - ....ANSWER ...-A deficiency of oxygen reaching the tissues of the
body. Low O2 levels. Leads to cyanosis
Intercostal - ....ANSWER ...-Situated or extending between the ribs.
Inter=between
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 1
, Costal=ribs
Respiratory distress - ....ANSWER ...-Increased work of breathing; a
sensation of shortness of breath
Respiratory failure - ....ANSWER ...-The reduction of breathing to the point
where oxygen intake is not sufficient to support life.
Retractions - ....ANSWER ...-Pulling in the skin and soft tissue between the
ribs when breathing.
Larynx - ....ANSWER ...-Contains vocal cords (voice box)
Connects pharynx with Trachea.
Cricoid cartilage - ....ANSWER ...-Lower portion of larynx
Trachea - ....ANSWER ...-Tube that carries inhaled air from the larynx
toward the lungs
Bronchi - ....ANSWER ...-Trachea splits into 2 branches (1 to each lung)
Bronchial Tree consists of: - ....ANSWER ...--Trachea
-Primary bronchi
-Secondary bronchi
-Tertiary bronchi
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 2
