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Effects of smoking on the lungs

Effects of smoking on the lungs

Smoking severely damages the respiratory system, it may cause COPD or lung cancer.

Bioloģija

Atslēgvārdi

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Saistītie vienumi

Respiratory system

The respiratory system is responsible for the intake of oxygen and the release of carbon dioxide.

The bones of the thorax

The ribs, the sternum and the spinal column form the skeleton of the chest.

The human blood

Human blood consists of blood cells and plasma.

Carbon dioxide (CO₂) (intermediate)

Colourless, odourless, heavier-than-air gas. Necessary for the photosynthesis of plants.

Carbon monoxide (CO) (beginner)

Colourless, odourless gas, highly toxic to humans and animals in high concentration.

Carbon monoxide (CO) (intermediate)

Colourless, odourless gas, highly toxic to humans and animals in high concentration.

Deep vein thrombosis and pulmonary embolism

A blood clot that forms in the deep veins of the lower limbs can cause a fatal pulmonary embolism if they enter the lungs.

Heart attack

The cause of a heart attack is the blockage of a coronary artery. It is one the most common causes of death.

How do fish breathe?

Blood vessels in fishes' gills absorb oxygen and release carbon dioxide.

Oxygen (O₂) (intermediate)

A colourless, odourless gas, an important component of the atmosphere, indispensable to sustain terrestrial life.

Voice production

When producing sound, the vocal cords are vibrated by the air flowing out of the lung.

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