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Respiratory system in humans and animals🏃

Characteristics to increase the efficiency of the gas exchange process.

-A large number of ____provides a___for the diffusion of respiratory gases.

-The alveolus wall is always ___. Oxygen and carbon dioxide can ___easily and diffuse through the walls into the ___.

-The alveolus is surrounded by a large_____to fasten the diffusion of respiratory gases.

-The thin wall of alveolus which is____makes the diffusion of gases much easier.

-alveoli, large total surface area
-moist, dissolve, blood capillaries

-network of blood capillaries

-one cell thick

Exhalation of fish.

-When the mouth is___, the floor of the____is raised.

-Water enters through the gill___and gaseous exchange between blood and water occurs through ____.

-At the same time, the____relaxes and the____becomes smaller.

-The volume of the ____is reduced and the pressure in the buccal cavity becomes higher than the pressure outside.

-The high pressure causes water to flow through the ____.

-closed, buccal cavity
-lamella, diffusion

-operculum muscle, opercular cavity

-buccal cavity

-operculum opening

What will happen if alveoli of an individual are torn and punctured?

Gasping

What will affects the rate of oxygen combines with haemoglobin in lungs ?

Concentration of haemoglobin, concentration of oxygen, concentration of oxyhaemoglobin

The chemical reactions that converts carbon dioxide into hydrogen carbonate ions occur in ___

red blood cells

Explain how red blood cells accept oxygen from alveoli
and transfers it to the body cells.


-Oxygen in the ____diffuses into the red blood cell.

-Oxygen combines with haemoglobin to form____and is transported to all parts of the body cells.

-blood plasma
-oxyhaemoglobin

If an individual inhales a lot of carbon monoxide, what is the effect on the transport of oxygen by red blood cells?

-Haemoglobin has a higher ability to combine with ___compared to___.

-As a result, the oxygen is unable to reach the ___especially the____.

-Hence, the___of food cannot occur and the individual faces ___.

-carbon monoxide, oxygen
-body cells, brain cells

-oxidation, death

Respiratory system of human and fish are more efficient in gaseous exchange than that of Amoeba sp. Do you agree? Why?

-____

-Amoeba sp. is a ___organism.

-Amoeba sp. has a ____to volume ratio.

-Gaseous exchange occurs across ___via___.

-Human and fish are ___organisms.

-Human and fish has a_____to volume ratio.

-Multicellular organisms cannot occur gaseous exchange by____ through body surface.

-Multicellular organisms requires a ____respiratory structure for efficient gaseous exchange.

-Agree
-unicellular

-large total surface area

-plasma membrane, simple diffusion

-multicellular

-small total surface area

-diffusion

-special

A heavy smoker is prone to persistent cough. Explain how this habit reduces the efficiency of respiratory system to function.

-The heat from the cigarette smoke increase the temperature of ___.

-___the wall of trachea, air passage and alveoli.

-___from the smoke forms a layer on the surface of the air passage and alveolus.

-___is damaged.

-The___particle causes inflamed reaction.

-Causes production of a lot of ___.

-Cause___of respiratory tract and ___the air passage.

-____starts to develop.

-The structure of ___is damaged.

-Reduce the____for gaseous exchange.

-Leading to ___.

-respiratory tract
-Dries up

-Tar

-Cilia

-irritant

-mucus

-swelling, narrowing

-Bronchitis

-alveolus

-surface area

-emphysema

Suggest and explain how to keep our lung healthy.

-Avoid ____.

-Chemicals in cigarette ___causes___and___.


-Avoid being a ____smoker.

-Passive smoker inhale____harmful chemicals than active smoker.


-____regularly

-Exercise can make our ____stronger.


-Avoid ____

-Pollutants can ___the lungs and cause lung disease.


-Drink___amount of water

-To prevent ___of lungs.

-smoking
-emphysema, bronchitis

-passive

-more

-Excersice

-respiratory system

-open burning

-irritate

-sufficient

-dehydration

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