AP 2 Mod 7 Review exam 3

Pulmonary (external) respiration refers to

• atmospheric air coming into the lungs.
• gas exchange between the lungs and the blood.
• gas exchange in the atmosphere.
• gas exchange between the blood and body tissues.
• cellular respiration.

A protective function of the respiratory system would be

• A) altering blood pH by changing blood CO2 levels.

• olfaction by drawing molecules into the nasal cavity.
• producing ACE which helps regulate blood pressure.
• preventing microorganisms from entering the body.

Which of the following is NOT a function of the respiratory system?

• Olfaction
• Taste
• Production of chemical mediators
• Voice production
• Regulation of blood pH

Which of the following is NOT a process of respiration?

• Voice production
• Systemic respiration
• Ventilation
• Pulmonary respiration
• Transport of blood gases in the blood

Which of the following is part of the upper respiratory tract?

• Lungs
• Pharynx
• Trachea
• Bronchi
• Bronchioles

Which of the following functions is associated with the nose?

• Initiating the cough reflex
• Systemic respiration
• Warming inhaled air
• Producing mucus to trap debris from the air
• Both "Warming inhaled air" and "Producing mucus to trap debris from the air" are correct.

Which of the following is a passageway for both air and food?

• Trachea
• Larynx
• Pharynx
• Bronchus
• Esophagus

During swallowing, the opening into the larynx is covered by the_________.

• epiglottis
• thyroid cartilage
• cricoid cartilage
• arytenoid cartilage
• the "Adam's apple"

The respiratory zone of the tracheobronchial tree includes which of the following?

• Trachea
• Alveoli
• Primary bronchi
• Larynx
• Tertiary bronchi

Of the following structures, the largest in diameter is the_________.

• primary bronchus
• secondary bronchus
• respiratory bronchiole
• trachea
• tertiary bronchus