respiratory vocab

Question 1

alveoli

Answer 1

air sacs in the lungs

Question 2

bronchi

Answer 2

airways that are formed when the trachea branches

Question 3

bronchial tree

Answer 3

the bronchi and all their branches

Question 4

external respiration

Answer 4

exchange of gases between lungs and the blood

Question 5

fauces

Answer 5

opening from the oral cavity into the oropharynx

Question 6

internal respiration

Answer 6

exchange of gases between the blood and the tissue cells

Question 7

laryngopharynx

Answer 7

portion of the pharynx that is behind the larynx

Question 8

lower respiratory tract

Answer 8

includes trachea, bronchial tree, and lungs

Question 9

nasopharynx

Answer 9

portion of the pharynx that is posterior to the nasal cavity

Question 10

oropharynx

Answer 10

a portion of the pharynx that is posterior to the oral cavity

Question 11

pharynx

Answer 11

passageway for air and food

Question 12

pleura

Answer 12

serous membrane that line the ribs and the lungs

Question 13

pleura cavity

Answer 13

small space between the parietal and visceral layers of the pleura

Question 14

respiration

Answer 14

exchange of oxygen and carbon dioxide between the atmosphere and the body tissues

Question 15

respiratory membrane

Answer 15

any surface in the lungs where diffusion occurs

Question 16

surfactant

Answer 16

substance that reduces surface tension between the fluid molecules

Question 17

trachea

Answer 17

windpipe

Question 18

upper respiratory tract

Answer 18

includes the nose, pharynx and larynx

Question 19

ventilation

Answer 19

breathing