Respiratory System

Question 1

Overall exchange of gases.

Answer 1

Respiration.

Question 2

A phase in respiration.

Answer 2

Breathing.

Question 3

Four Phases of Respiration:

Answer 3

Breathing or Ventilation,
External Respiration,
Internal Respiration, and
Cellular Respiration.

Question 4

Act of taking air in, and out of the lungs.

Answer 4

Breathing or Ventilation.

Question 5

Exchange of oxygen and carbon dioxide between the air and the blood within the lungs.

Answer 5

External Respiration.

Question 6

Exchange of oxygen and carbon dioxide between the blood and the body cells.

Answer 6

Internal Respiration.

Question 7

Process of using oxygen.

Answer 7

Oxidation.

Question 8

Process of using oxygen to break down sugar in food, producing energy in cells, and releasing carbon dioxide as a waste product.

Answer 8

Cellular Respiration.

Question 9

Upper respiratory tract:

Answer 9

Nostrils, nasal cavity, pharynx, and larynx.

Question 10

Lower respiratory tract:

Answer 10

Trachea, lungs, bronchi, bronchioles, and alveoli.

Question 11

The adult human body requires around what amount of O2 per day?

Answer 11

90 lbs./day

Question 12

20 percent of inhaled oxygen goes in to the?

Answer 12

Brain.

Question 13

Respiratory system organs list, proper order.

Answer 13

Nostrils
Nasal Cavity
Pharynx
Larynx
Trachea
Bronchi
Bronchioles
Alveolar Ducts
Alveoli
Lungs
Diaphragm.

Question 14

A muscular tube in your upper throat called the?

Answer 14

Pharynx.

Question 15

___ is a common passageway for both food and air. Leads to two passageways, the ___ and ___

Answer 15

Pharynx, esophagus and trachea.

Question 16

A flap of tissue that closes the entrance to the rest of the respiratory system when you swallow.

Answer 16

Epiglottis.

Question 17

Trachea also know as?

Answer 17

Windpipe

Question 18

Located at the top of the trachea is the?

Answer 18

Larynx

Question 19

Produces voice.

Answer 19

Two elastic ligaments or vocal cords found in the larynx.

Question 20

The larynx is also supported by several curved pieces of?

Answer 20

Cartilage.

Question 21

Thyroid cartilage aka?

Answer 21

Adam’s Apple.

Question 22

Tube-like structure, looks like a vacuum cleaner hose and acts as the main passageway to the lungs.

Answer 22

Trachea.

Question 23

Tough but flexible connective tissue.

Answer 23

Cartilage

Question 24

Main organs of the respiratory system, sponge-like organs located in the chest cavity.

Answer 24

Lungs.

Question 25

Bounded on the sides by the ribs and on the bottom of the diaphragm.

Answer 25

Lungs.

Question 26

A powerful muscle nestled in the bottom of the rib cage, aids in respiration.

Answer 26

Diaphragm.

Question 27

Surrounds the heart and fill most of the cavity inside the ribs.

Answer 27

Lungs.

Question 28

Which lung is smaller?

Answer 28

Left lung.

Question 29

Lungs are divided into sections called?

Answer 29

Lobes.

Question 30

The lungs are surrounded by two layers of membrane called?

Answer 30

Pleura.

Question 31

Between the pleura is the?

Answer 31

Pleural cavity.

Question 32

Prevents friction when the lungs expand during breathing.

Answer 32

Pleural cavity.

Question 33

The trachea branches into two tubes.

Answer 33

The l and r bronchi. (Sing. Bronchus)

Question 34

Tiny twig-sized tubes.

Answer 34

Bronchioles.

Question 35

Round air sacs that resemble clusters of grapes on a stem. Inflates during inhalation and deflate during exhalation.

Answer 35

Alveoli. (Sing. Alveolus)

Question 36

There are about a ___ bronchioles.

Answer 36

Billion.

Question 37

Gateways for oxygen to enter the body. Site of respiration in the lungs where the exchange of oxygen an carbon dioxide takes place.

Answer 37

Alveoli. (Sing. Alveolus)

Question 38

Physical action of taking oxygen into, and releasing the waste carbon dioxide out of the lungs.

Answer 38

Breathing.

Question 39

Four types of gas exchange systems.

Answer 39

Integumentary exchange or cutaneous respiration. Gills. Tracheal Systems. Lungs.

Question 40

Gas exchange system used by insects.

Answer 40

Tracheal systems.

Question 41

Gas exchange system found in animals.

Answer 41

Lungs.

Question 42

Gas exchange system that occurs through the skin. Earthworms exhibit this system.

Answer 42

Integumentary exchange or cutaneous respiration.

Question 43

Breathing center of the brain.

Answer 43

Medulla oblongata or pons.

Question 44

Brings oxygen from your lungs to all the other tissues in your body, and takes out carbon dioxide from the tissues back to you lungs as a waste product.

Answer 44

Internal Respiration.

Question 45

Exchange of oxygen and carbon dioxide between the blood and air take place.

Answer 45

External Respiration.

Question 46

Body's energy-releasing process. Which is fueled by oxygen and to break down sugar from food.

Answer 46

Cellular Respiration.

Question 47

Transports blood and food molecules to body cells through the red blood cells.

Answer 47

Circulatory System.

Question 48

Requires a continuous supply of oxygen in order to break down sugar from food and release energy.

Answer 48

Cellular respiration .

Question 49

Consists of the lungs and the various breathing tubes that allow air to reach the lungs. Allows gas exchange. Brings oxygen into the body add expels cabon dioxide.

Answer 49

Respiratory System.

Question 50

In plants, the exchange of gases takes place mainly in the ___ of leaves and in young stems.

Answer 50

Stomata.

Question 51

The blood transports oxygen to the brain through the?

Answer 51

Internal carotid artery.

Question 52

Sites of gaseous exchange in plants .

Answer 52

Stomata.

Question 53

Open to allow CO2 to enter the leaf and allow O2 to exit. Close to regulate the amount of water lost through transpiration.

Answer 53

Stomata.

Question 54

Evaporation of water through plant's leaves.

Answer 54

Transpiration.

Question 55

The Scientist who discovered that plants respire as they grow.

Answer 55

Joseph Priestley in 1772.

Question 56

Tiny openings in the wooden stem occur in various place that allow exchange of gases to happen.

Answer 56

Lenticels.

Question 57

Above-ground roots that facilitate gas exchange and supply oxygen to the roots.

Answer 57

Pneumatophores.

Question 58

Photosynthesis releases ___ as a by-product.

Answer 58

Oxygen.