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Life sciences Study & Master life sciences Grade 11 Teacher's Guide
- Course
- Physical Sciences
- Institution
- 11th Grade
A comprehensive guide in understanding the gaseous exchange part in life sciences
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zGaseous
exchange
Grade 11
, z
Terminology
1. Breathing 1. Pleura 1. Antibiotic
2. Gaseous exchange 2. Squamous epithelium 2. Allergen
3. Intercostal muscles
3. Diffusion 3. Emphyse
4. Inhalation
4. Spongy mesophyll cells 4. Nicotine
5. Haemoglobin
5. Tracheae 5. Tar
6. Medulla oblongata
6. Gills 7. Cardiovascular centre 6. Ventilato
7. Alveoli 8. Tidal volume
8. Larynx 9. Residual volume
9. Diaphragm 10. Antibiotics
10. Endothelium
,z
, z
WHAT YOU ALREADY KNOW
1. The heart pumps (oxygenated/ deoxygenated) blood into the
(pulmonary artery/ pulmonary vein), which carries blood to the lung
In the lungs the blood takes up (oxygen/ carbon dioxide).
2. (Oxygenated/ Deoxygenated) blood travels in the (pulmonary
arteries/ pulmonary veins) from the lungs to the heart and is pumpe
to the tissues of the body.
3. The cells making up the body tissue receives (oxygen/ carbon
dioxide) from the blood and releases (oxygen/ carbon dioxide) into
the blood.
4. Blood with (less/ more) oxygen and (less/ more) carbon dioxide
returns from the body cells to the heart.
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