Respiratory system

Question 1

The process wherein food is broken down in the cells with the help of oxygen to release energy.

Answer 1

Respiration

Question 2

Simply defined as the physical process of inhalation and exhalation wherein oxygen is obtained and carbon dioxide is expelled

Answer 2

Breathing

Question 3

Waste product of cells

Answer 3

Carbon dioxide

Question 4

Gas exchange occurs between the alveoli of the lungs and blood

Answer 4

External respiration

Question 5

The blood transports the oxygen from the alveoli to the cells and carbon dioxide is transported from the cells to the alveoli.

Answer 5

Transport of respiratory gas

Question 6

Gas exchange occurs between the blood and cells

Answer 6

Internal respiration

Question 7

2 types respiratory tracts

Answer 7

upper and lower respiratory tract

Question 8

It is the first entry of the inhaled air.

Answer 8

Nostrils or nares

Question 9

lined with mucus that traps microorganisms and other debris in the inhaled air.

Answer 9

vestibule region

Question 10

First line of defense against foreign invaders that may enter the body.

Answer 10

Vestibule region

Question 10

It sweeps the trapped foreign particles out.

Answer 10

Cilia

Question 11

Warms the inhaled air so that is temperature comes close to the normal body temperature.

Answer 11

Respiratory region

Question 12

3 parts of pharynx

Answer 12

Nasopharynx, oropharynx, and laryngopharynx

Question 13

Serves as the common chamber for the inhaled air and ingested food.

Answer 13

Pharynx

Question 14

A flap of tissue that makes sure that the bolus will go to the food pipe.

Answer 14

Epiglottis

Question 15

It is also referred to as the voice box.

Answer 15

Larynx

Question 16

It is surrounded with hyaline cartilage that gives strength and flexibility to the tracheal muscles.

Answer 16

Trachea

Question 17

It is the entry point of the air to the lungs.

Answer 17

Bronchi

Question 18

These are the actual site of gas exchange.

Answer 18

Alveoli

Question 19

A process wherein substances move from an area of high concentration to one of lower concentration.

Answer 19

Diffusion

Question 20

Sum of all partial pressures

Answer 20

total pressure

Question 21

General reason why gas exchange occurs.

Answer 21

process of diffusion

Question 22

Once oxygen is bound to hemoglobin, it is now a complex structure called?

Answer 22

Oxyhemoglobin

Question 23

Once CO2 is bound to hemoglobin, it it now a complex structure called?

Answer 23

Carbaminohemoglobin

Question 24

Obtained in the alveoli and delivered by RBCs to the cells

Answer 24

Oxygen

Question 25

The case that protects the lungs

Answer 25

rib cage

Question 26

The bone found on the chest at the center

Answer 26

sternum

Question 27

The bone surrounding the lungs

Answer 27

ribs

Question 28

The bone found at the dorsal (back) side

Answer 28

vertebrae

Question 29

The lungs expand to accommodate air with the help of the ___________ located between the bones.

Answer 29

Intercostal muscles

Question 30

It moves down during inhalation to accommodate the inhaled air.

Answer 30

Diaphragm

Question 31

The key to gas exchange.

Answer 31

Diffusion

Question 32

In some vertebrates, diffusion of gases can occur across their skin surfaces.

Answer 32

Cutaneous respiration

Question 33

For cutaneous respiration to be possible, the _______ should be moist and highly vascularized so that oxygen and carbon dioxide can diffuse easily.

Answer 33

Epidermis

Question 34

The reddish portion of the fish

Answer 34

Gills

Question 35

The mechanism where the blood and water flow in the OPPOSITE direction.

Answer 35

countercurrent exchange

Question 36

The mechanism where the blood and water flow in the SAME direction.

Answer 36

concurrent exchange

Question 37

For gas exchange to occur, there should be ___________ between two media.

Answer 37

pressure difference

Question 38

Insects have lungs. True or false?

Answer 38

False

Question 39

Openings of the abdomen of insects are called?

Answer 39

spiracles

Question 40

Oxygen from the outside will then go to the largest tubes known as the _______.

Answer 40

trachea

Question 41

Enlarged portions of the trachea that require a huge oxygen supply in the tracheal system

Answer 41

air sacs

Question 42

Adapted to suit the needs of the organism.

Answer 42

Respiratory organs

Question 43

The airways become narrow and swelling is evident.

Answer 43

Asthma

Question 44

The alveoli in one or both lungs are inflamed and filled with fluid or pus.

Answer 44

Pneumonia

Question 45

Abnormal growth of lung cells.

Answer 45

Lung cancer

Question 46

A disease wherein airflow from the lungs is obstructed.

Answer 46

Chronic obstructive pulmonary disease (COPD)