Respiratory System

Question 1

Spiracle (insect)

Answer 1

Mouth where air diffuses in

Question 2

Insect’s Tracheal System (invaginated)

Answer 2

does not exert pressure/force for air to rush in like humans. Cannot breathe more unless more oxygen in the environment

Question 3

Tracheal Tube (insect)

Answer 3

tube that delivers gas into body

Question 4

Tracheole (insect)

Answer 4

where gas exchange happens, oxygen diffuses in and CO2 diffuses out

Question 5

Operculum (fish)

Answer 5

bony covering over the fish

Question 6

Gas exchange

Answer 6

is facilitated through wet respiratory surfaces

Question 7

Hemoglobin

Answer 7

carries oxygen to red blood cells, when breathe, oxygen attaches to heme group

Question 7

Nasal Cavity

Answer 7

humidity, heat, filtering

Question 8

Lamella (fish)

Answer 8

discs where gas exchange happens

Question 8

Gill Arch (fish)

Answer 8

has gill filaments (tail)) that increase SA:V

Question 9

Countercurrent Exchange

Answer 9

guarantees diffusion happens all over. gas exchange

Question 9

Pharynx

Answer 9

passage airway to trachea

Question 10

Larynx

Answer 10

protect air way from food

Question 11

Cilia

Answer 11

move mucus

Question 12

Trachea

Answer 12

carry air in and out of lungs

Question 13

Pleural Space

Answer 13

against ribs & lungs fo rlow frictioon for lungs to move freely

Question 14

Bronchiole

Answer 14

transport air to alveoli

Question 15

Alveoli

Answer 15

Gas exchange- expand to take in oxygen, compress to release carbon dioxide

Question 16

Body Surface (worms)

Answer 16

oxygen & carbon dioxide exchange thru the skin

Question 17

Diaphragm

Answer 17

contracts and moves down to pull air up

Question 18

Invagination - lungs

Answer 18

bring air in, extract o2 and release

Question 18

Intercostal Muscle

Answer 18

pulls up when diaphragm goes down

Question 19

Evagination (gills)

Answer 19

gills go into water, water does not go into gills