Lesson 7, Chapter 2

Question 1

Inhale

Answer 1

Breathe air in

Question 2

Exhale

Answer 2

Breathe air out

Question 3

Nostrils

Answer 3

The openings in the nose

Question 4

Nasal cavities

Answer 4

Two large spaces behind your nostrils

Question 5

Nasal septum

Answer 5

The structure that separates the nasal cavities from each other

Question 6

Olfactory nerves

Answer 6

Nerves that contain sensory neurons for the sense of smell

Question 7

Olfactory bulb

Answer 7

A structure in the frontal lobe of the brain that perceives the sensation of smell

Question 8

Olfactory tract

Answer 8

Neurons which leave the olfactory bulb and travel to the limbic system

Question 9

Limbic system

Answer 9

Part of the brain that associates the sense of smell with memories and emotions

Question 10

Nasopharynx

Answer 10

The uppermost area of the throat

Question 11

Pharynx

Answer 11

Throat

Question 12

Uvula

Answer 12

The piece of tissue that hangs down at the back of the throat

Question 13

Vocal cords

Answer 13

The structures in the larynx that vibrate to generate sound

Question 14

Larynx

Answer 14

The voice box

Question 15

Pitch

Answer 15

How high your voice sounds

Question 16

Glottis

Answer 16

The two vocal cords and the space between them

Question 17

Epiglottis

Answer 17

A flap of tissue that closes off the trachea when you swallow

Question 18

Trachea

Answer 18

The tube that runs from the throat to the lungs

Question 19

Oropharynx

Answer 19

The area of the pharynx just below the nasopharynx

Question 20

Laryngopharynx

Answer 20

The lowest area of the throat

Question 21

Primary bronchi

Answer 21

Two tubes that branch off the trachea and lead into the lungs

Question 22

Secondary bronchi

Answer 22

Tubes that branch off the primary bronchi and lead to the lobes of the lungs

Question 23

Tertiary bronchi

Answer 23

Tubes that branch off the secondary bronchi

Question 24

Bronchioles

Answer 24

Tubes that branch off the tertiary bronchi

Question 25

Terminal bronchioles

Answer 25

Tubes that branch off the bronchioles

Question 26

Respiratory bronchioles

Answer 26

Tubes that branch off the terminal bronchioles.

Question 27

Alveolar ducts

Answer 27

Tubes that branch off the respiratory bronchioles.

Question 28

Alveoli

Answer 28

Microscopic hollow structures in the lungs where gas exchange occurs.