Review of the Respiratory System

These flashcards cover the key concepts of the respiratory system, including its structure and function.

The respiratory system provides the means for __ required by living cells.

gas exchange

The primary function associated with the respiratory system is __, also termed pulmonary ventilation.

breathing

During __, gases are drawn into the lungs.

inhalation

The exchange of gases between the atmosphere and the blood is known as __ respiration.

external

The __ is the main conducting airway of the upper respiratory tract.

nose

The __ sinuses help condition inhaled air and provide resonance to the voice.

paranasal

The __ is a funnel-shaped structure that is part of both the respiratory and digestive systems.

pharynx

The __ cartilage is the largest cartilage of the larynx.

thyroid

The __ folds, or true vocal cords, are involved in sound production.

vocal

The __ layer of pleura covers the outer surface of the lungs.

visceral

The trachea is supported by __ shaped cartilage rings.

C

During coughing, the __ muscle contracts to reduce trachea diameter.

trachealis

The __ contain receptor cells for the sense of smell.

olfactory epithelium

The __ bronchioles are the first structures of the respiratory portion.

respiratory

The __ are tiny air sacs where gas exchange occurs.

alveoli

The primary blood supply to the lungs comes from the __ circulation.

pulmonary

Increased turbulence in the nasal cavity is caused by the __ conchae.

nasal

Mucous is secreted by __ cells within the respiratory epithelium.

goblet

The __ nostrils open on the inferior surface of the nose.

paired

A __ is an infection that results in inflammation of the larynx.

laryngitis

The __ refers to the space where the bronchial tree enters the lung.

hilum