Lab 7: Respiratory System

These flashcards cover key structures and terminology relevant to the respiratory system as outlined in the lab notes.

The structure that connects the nose to the esophagus is __.

Pharynx

The flap of tissue that covers the glottis during swallowing is called __.

Epiglottis

The __ is the muscle that contracts and relaxes for breathing.

Diaphragm muscle

The __ cartilage forms part of the larynx and is commonly referred to by its prominence in the neck.

Thyroid cartilage

The __ provides structure to the trachea and prevents it from collapsing.

Tracheal cartilage

The __ is located at the entrance of the trachea.

Glottis

The part of the pharynx that is behind the nasal cavity is called __.

Nasopharynx

The region known as the __ lies below the oropharynx.

Laryngopharynx

The section of the bronchial tree that branches from the trachea is known as __.

Bronchi

The __ is the lower respiratory tract that connects to the bronchi.

Trachea

The structure that humidifies and filters the air entering the respiratory tract is the __.

Nose

The __ of the pharynx is lined with mucous membranes.

Oropharynx

The __ helps in the production of sound.

Larynx

The bony structures that help to warm and filter the air in the nasal cavity are known as the __.

Nasal conchae

The space within the mouth, bounded by the cheeks, lips, and teeth, is referred to as the __.

Oral cavity

The structure that forms the roof of the mouth is known as the __.

Palate

The small, fleshy extension at the back of the throat that swings during swallowing is known as the __.

Uvula

The masses of lymphatic tissue located on either side of the throat, often referred to as the __, play a key role in immune response.

Palatine tonsils

The ring-shaped cartilage located below the thyroid cartilage and above the trachea is known as the __.

Cricoid cartilage

The cartilages that sit on top of the cricoid cartilage and play a crucial role in vocal cord movement are known as the __.

Arytenoid cartilage

The section of the bronchial tree that branches from the trachea is known as __.

Primary bronchi

The section of the bronchial tree that branches from the primary bronchi is known as __.

Secondary bronchi

The larger lung that has three lobes and is shorter due to the space occupied by the liver is known as the __.

Right lung

The uppermost lobe of the right lung, which is located above the horizontal fissure, is known as the __.

Superior lobe of the right lung

The lobe of the right lung located between the superior lobe and the inferior lobe is known as the __.

Middle lobe

The lobe of the right lung located below the middle lobe is known as the __.

Inferior lobe of the right lung

The fissure that separates the superior lobe from the middle lobe of the right lung is known as the __.

Horizontal fissure

The fissure that separates the superior lobe from the inferior lobe of the right lung is known as the __.

Oblique fissure of the right lung

The smaller lung that typically has two lobes and is positioned to allow space for the heart is known as the __.

Left lung

The uppermost lobe of the left lung, which is located above the oblique fissure, is known as the __.

Superior lobe of the left lung

The lobe of the left lung located below the superior lobe is known as the __.

Inferior lobe of the left lung

The fissure that separates the superior lobe from the inferior lobe of the left lung is known as the __.

Oblique fissure of the left lung