Respiratory System

Question 1

The function of the respiratory system is to :

Answer 1

bring in oxygen into the body and remove carbon dioxide.

Question 2

This type of tissue covers and lines body parts

1. Connective
2. Epithelial
3. Muscle
4. Nervous

Answer 2

2. Epithelial

Question 3

Respiratory tract is lined with:

1. Connective
2. Epithelial
3. Muscle
4. Nervous

Answer 3

2. Epithelial

Question 4

Respiratory tract is lined with:

Answer 4

pseudostratified ciliated columnar epithelial cells

Question 5

Mucus is produced by ________

Answer 5

goblet cells

Question 6

Smoking damages the ________

Answer 6

ciliated cells

Question 7

Nasal cavity Functions

Answer 7

1. filters the air
2. warms the air
3. moisten the air entering the lungs
4. smell (which also plays a role in
   the sense of taste)

Question 8

Parts of the nasal cavity:

Answer 8

mucus membranes, olfactory receptor cells, sinuses,

Question 9

Mucus membranes are:

Answer 9

membranes that secrete sticky mucus to trap germs & debris.

Question 10

Sinuses are:

Answer 10

air filled cavities, warm and moisten air

Question 11

Pharynx Functions:

Answer 11

is a passageway for air, liquids, and food. (swallowing begins here). Connects the nasal cavity to the esophagus and the larynx

Question 12

Swallowing begins at the ______

Answer 12

Pharynx

Question 13

The ____ connects the nasal cavity to the esophagus and the larynx

Answer 13

pharynx

Question 14

Tonsils are found in the _____

Answer 14

Pharynx

Question 15

What are tonsils?

Answer 15

lymphatic tissue that protects against infection

Question 16

Larynx connects the ______ to the

Answer 16

pharynx, trachea

Question 17

_______ Contains vocal cords used to generate sound

Answer 17

Larynx

Question 18

_______ Prevents food from entering lower respiratory tract

Question 19

The larynx is a Structure made from ______

Answer 19

cartilage

Question 20

_______ closes the trachea when swallowing

Answer 20

Epiglottis

Question 21

Trachea is _____

Answer 21

Windpipe held open by concentric rings of cartilage

Question 22

_____ Connects the larynx to the bronchi.

Answer 22

trachea

Question 23

Trachea leads to the _______

Answer 23

bronchial tree

Question 24

What makes up the bronchial tree?

Answer 24

5. Bronchi (bronchus)
6. Bronchioles
7. Alveoli (alveolus)

Question 25

Alveoli are :

Answer 25

Sacs at the end of the bronchioles, they are | surrounded by blood capillaries .

Question 26

Alveoli function:

Answer 26

It is here that the oxygen diffuses across the membrane into the capillaries, and carbon dioxide goes from the capillaries to the inside of the lungs.

Question 27

The structure of the alveoli ______(increases/decreases) surface area of lung

Answer 27

increases

Question 28

For alveoli to function properly they are coated with _______ that keep them open

Answer 28

phospholipid molecules surfactant

Question 29

What cells secrete mucus 1. cilliated columnar epi 2. goblet 3. squamous epi 4. osteocytes

Answer 29

2. goblet

Question 30

The tube connecting the larynx to the primary bronchi is 1. pharynx 2. trachea 3. bronchioles 4. alveoli

Answer 30

2. trachea

Question 31

Common passageway for air, food and drink 1. pharynx 2. trachea 3. bronchioles 4. alveoli

Answer 31

1. pharynx

Question 32

Conducts air from the trachea to the bronchioles 1. pharynx 2. trachea 3. bronchus 4. alveolus

Answer 32

3. bronchus

Question 33

Gas exchange takes place here 1. pharynx 2. trachea 3. bronchioles 4. alveoli

Answer 33

4. alveoli

Question 34

The flap that covers the entrance to the larynx is 1. pharynx 2. Trachea 3. Uvula 4. Epiglottis 5. Vocal cords 6. tongue 7. alveoli

Answer 34

4. Epiglottis

Question 35

Which cavity is the lung located in? 1. abdominal 2. pericardial 3. pleural 4. dorsal

Answer 35

3. pleural

Question 36

``` What type of cells line the alveoli? A. PSCC epi B. Simple Columnar Epi C. Simple Squamous epi D. Stratisfied Squamous epi E. Simple cuboidal epi ```

Answer 36

C. Simple Squamous | epi

Question 37

``` What type of cells line the trachea? A. PSCC epi B. Simple Columnar Epi C. Simple Squamous epi D. Stratisfied Squamous epi E. Simple cuboidal epi ```

Answer 37

A. PSCC epi

Question 38

Durning inhalation the _____ and ______ contract

Answer 38

diaphragm and intercostal muscles

Question 39

Inhalation is also called _______

Answer 39

inspiration

Question 40

Exhalation = ______

Answer 40

Expiration

Question 41

When the same muscles relax, volume of | the thoracic cavity ______ (increases/decreases)

Answer 41

decreases

Question 42

The volume of air inhaled or exhaled | during a normal breath is called the ______

Answer 42

tidal volume

Question 43

Inspiratory reserve volume = __________

Answer 43

forced inhalation volume

Question 44

Expiratory reserve volume = ________

Answer 44

forced exhalation volume

Question 45

Residual volume is the amount of _______

Answer 45

air left in the lungs after forced exhalation

Question 46

Vital capacity is the amount of air _____

Answer 46

brought in and out of the lungs during forced breathing

Question 47

``` Which is the amount of air brought in and out of the lungs during forced breathing A. Vital capacity B. Residual volume C. Tidal volume D. Total lung capacity ```

Answer 47

A. Vital capacity

Question 48

``` Which is the amount of air brought in and out of the lungs during normal breathing A. Vital capacity B. Residual volume C. Tidal volume D. Total lung capacity ```

Answer 48

C. Tidal volume

Question 49

Internal Respiration is when O2 and CO2 is exchanged between the _____ and _____

Answer 49

blood vessels and tissues

Question 50

gas exchange is due to ______

Answer 50

diffusion

Question 51

Oxygen is transported on ______

Answer 51

Hemoglobin

Question 52

When Oxygen is bound to hemoglobin, then it is | called ________

Answer 52

Oxyhemoglobin

Question 53

3 different Carbon Dioxide Transport:

Answer 53

1. CO2 is transported dissolved in the plasma (10%) 2. CO2 is bound to hemoglobin (20%) 3. CO2 is converted to bicarbonate ions (70%)

Question 54

``` How is most of the CO2 transported in the blood A. CO2 is transported dissolved in the plasma B. CO2 is bound to hemoglobin C. CO2 is converted to bicarbonate ions ```

Answer 54

C. CO2 is converted to bicarbonate ions

Question 55

Rate of breathing is controlled by the ________ | region of the brain.

Answer 55

medulla oblongata

Question 56

________ in the medulla oblongata and arteries detect levels of CO2 and O2 in the blood, controlling the rate and depth of breathing.

Answer 56

Chemoreceptors

Question 57

``` Which type of cell lines the respiratory track and produces mucus? A. chondrocytes B. goblet C. ciliated columnar epithelial cells D. simple columnar epithelial cells ```

Answer 57

goblet

Question 58

Which of the following are air filled cavities in the nasal cavity that warm and moisten air? sinuses synovial sacs alveoli bursae

Answer 58

sinuses

Question 59

Which of the following structures connects the pharynx to the trachea? alveoli bronchi bronchiole larynx

Answer 59

larynx

Question 60

It is here where gas exchange takes place: bronchi bursae alveoli bronchiole

Answer 60

alveoli

Question 61

Which is the amount of air brought in and out of the lungs during forceful breathing? Tidal volume Vital capacity Total lung capacity Residual volume

Answer 61

Vital capacity