resp ap

Question 1

respiration

Answer 1

the exchange of gases between the atmosphere and the body cells

Question 2

ventilation

Answer 2

breathing

Question 3

diffusion

Answer 3

kinetic movement of molecules from higher to lower concentration

Question 4

eupnea

Answer 4

good breathing

Question 5

apnea

Answer 5

absence of breathing

Question 6

dyspnea

Answer 6

difficulty breathing

Question 7

hyperventilate

Answer 7

abnormallly fast breathing

Question 8

hypoventilate

Answer 8

shallow breathing

Question 9

hypoxia

Answer 9

low o2 levels

Question 10

hypoxemia

Answer 10

low o2 in the blood

Question 11

hypercapnia

Answer 11

high level of co2

Question 12

hypocapnia

Answer 12

low level of co2

Question 13

tidal volume

Answer 13

volume of air inspired and expired during one breath

Question 14

minute volume

Answer 14

volume of air inspired and expired during 1 minute

Question 15

residual volume

Answer 15

volume of air remaining in the lungs after maximum expiration

Question 16

internal/cellular respiration occurs in the ____

Answer 16

cells (mitochondria)

Question 17

the levels of ___ in our blood is what stimulates us to take a breath

Answer 17

carbon dioxide

Question 18

the normal pH of blood is ______ with the average being ____

Answer 18

7.35 - 7.45, 7.4

Question 19

CO2 acts as an ___ and increased amounts will ___ blood pH

Answer 19

acid / lower

Question 20

the larynx is suspended from the skull via the

Answer 20

hyoid bone

Question 20

the ___ is the common passageway for the respiratory and digestive systems. it is divided by the

Answer 20

pharynx / soft palate

Question 21

the voice box is another name for the

Answer 21

larynx

Question 22

the ___ covers the laryngeal opening during ____

Answer 22

epiglottis / swallowing

Question 23

bronchodilation and bronchoconstriction is controlled by the _____ or ____

Answer 23

autonomic nervous system or drug therapy

Question 24

at the end of every bronchiole is an ______ which contains clusters of __

Answer 24

alveolar sac / alveoli

Question 25

the ____ of the lungs lies directly on the cranial aspect of the diaphragm

Answer 25

base

Question 26

the area of the lungs where air, blood, lymph and nerves enter/leave the lung is called the

Answer 26

hilus

Question 27

the thoracic cavity has ___ pressure

Answer 27

negative

Question 28

the main inspiratory muscles are the ____

Answer 28

diaphragm and external intercostal muscles

Question 29

the main expiratory muscles are the ____ and ____

Answer 29

internal intercostal muscles and abdominal muscles

Question 30

the breathing center of the brain is the ______

Answer 30

medulla oblongata of the brainstem

Question 31

the mechanical control system for breathing is controlled/operated through ____ in the lungs

Answer 31

stretch receptros

Question 32

what are the secondary functions of the respiratory system

Answer 32

voice production, body temp regulation, acid-base balance, sense of smell

Question 33

what is the main function of the nasal turbinates

Answer 33

warm, humidify and filter inspired air

Question 34

what is the area between the pharynx and the trachea

Answer 34

larynx

Question 35

what structures form the glottis

Answer 35

arytenoid cartilages and vocal cords

Question 36

where does gas exchange occur

Answer 36

alveoli

Question 37

lung lobes

Answer 37

3 in the left, 4 in the right

Question 38

what species is the exception to lung lobes

Answer 38

horses

Question 39

main contents of the thorax

Answer 39

lungs, heart, trachea, esophagus, lymph nodes, large blood vessels, nerves

Question 40

what are the lungs encased in

Answer 40

pleura - parietal pleura and visceral pleura (pleural space)

Question 41

what happens if there is increased CO2 in the blood

Answer 41

increase rate and depth of respiration

Question 42

what happens if there isnt enough CO2 in the blood

Answer 42

decrease rate and depth of respiration