Vocabulary

Question 1

Epiglottis

Answer 1

A cartilage flap at the base of the pharynx that covers the trachea during swallowing.

Question 2

Pharynx

Answer 2

The throat; the pharynx joins the mouth cavity to the oesophagus and larynx.

Question 3

Larynx

Answer 3

The structure at the top of the trachea that contains the vocal cords.

Question 4

Trachea

Answer 4

The tube that takes air from the throat to the lungs.

Question 5

Bronchi

Answer 5

Two main airways.

Question 6

Bronchiole

Answer 6

A very small air tube in the lung

Question 7

Alveoli

Answer 7

Air sacs in the lungs

Question 8

Diaphragm

Answer 8

A muscle that separates the chest from the abdomen.

Question 9

Inspiration

Answer 9

Breathing in

Question 10

Expiration

Answer 10

Breathing out

Question 11

Pleural Fluid

Answer 11

A thin layer of fluid within the pleura that allow the lungs to move during breathing.

Question 12

Pulmonary Arteries

Answer 12

The artery that takes blood from the heart to the lungs

Question 13

Concentration Gradient

Answer 13

A difference in concentration of a solution, often between the inside and outside of a cell.

Question 14

Emphysema

Answer 14

A disease of the lungs that damages the alveoli; caused by long-term exposure to irritants.

Question 15

Pneumonia

Answer 15

A lung infection that causes fluid and mucus to build up in the alveoli, causing difficulty breathing.

Question 16

Tuberculosis

Answer 16

A lung infection caused by the bacterium, Mycobacterium tuberculosis

Question 17

Asthma

Answer 17

An allergic condition that causes narrowing of the airways and difficulty breathing