Lab 12 Vocab respiratory system

Question 0

The cavity within the nose and above the palate.
Divided by the nasal septum into 2 passageways.
Contains Olfactory epithelium and warms, moistens, and filters the air passing through the nose.

Answer 0

Nasal cavity

Question 1

The openings connecting the nasal cavity to the outside.

Air passes through these openings during respiration

Answer 1

External nares

Question 2

The cavities located within the skull which lighten the skull and serve as resonating chambers for speech

Answer 2

Paranasal sinuses

Question 3

The openings at the rear of the nasal cavity which open into the nasopharynx.
Air passes through these openings into the nasopharynx

Answer 3

Internal nares

Question 4

The passageway known as the throat. Composed of 3 regions

Answer 4

Pharynx

Question 5

The portion of the pharynx superior to the soft palate.

Opening of the eustachian or auditory tubes located in this region

Answer 5

Nasopharynx

Question 6

Portion of the pharynx between the soft palate and the epiglottis.
The common passageway for the digestive and respiratory system.

Answer 6

Oropharynx

Question 7

The portion of the pharynx that lies between the hyoid bone and the larynx

Answer 7

Laryngopharynx

Question 8

The voice box
It connects the pharynx to the trachea
And contains the paired vocal chords used for speech

Answer 8

Larynx

Question 9

The windpipe, it begins at the larynx and ends as it splits into the right and left bronchi in the thorax.

Answer 9

Trachea

Question 10

2 large respiratory organs located in the thoracic cavity

Answer 10

Lungs

Question 11

Commonly called the root of the lung.

Located where the bronchi and blood vessels enter or leave the lung

Answer 11

Hilus

Question 12

Two tubes which split from the base of the trachea and enter the right and left lungs

Answer 12

Primary bronchi

Question 13

The Secondary bronchi splits into these smaller tubes within the lungs

Answer 13

Tertiary bronchi

Question 14

The Primary bronchi splits into these smaller tubes within the lungs

Answer 14

Secondary bronchi

Question 15

The tertiary bronchi splits into these smaller tubes within the lungs
Leads to the alveoli

Answer 15

Bronchioles

Question 16

Small sacs lined with simple squamous epithelium

They form the functional unit of the lungs where gas exchange occurs

Answer 16

Alveoli

Question 17

The large flat skeletal muscle which separates the thoracic and abdominal cavities.
Acts to change air pressure within the lungs during inhalation and exhalation.

Answer 17

Diaphragm