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UNIT 2
MODULE 3: APPLICATIONS OF BIOLOGY (cont’d)

SPECIFIC OBJECTIVES EXPLANATORY NOTES SUGGESTED PRACTICAL
ACTIVITIES

Substance Abuse (cont’d)

Students should be able to:

4.5. describe the effects of the Passive smoking; effects of
components of cigarette nicotine, tar and carbon
smoke on the respiratory monoxide on cilia, oxygen
and cardiovascular systems. uptake, mucus secretion;
development of
hyperplasia, emphysema,
chronic bronchitis, cancers
including lung cancer;
vasoconstriction, increase
in number of erythrocytes,
increase in blood viscosity,
formation of blood clots.

Suggested Teaching and Learning Activities

To facilitate students’ attainment of the objectives of this Module, teachers are advised to engage
students in teaching and learning activities listed below.

1. Encourage students to read and use current information in this particular area, since it is
constantly changing.

2. Arrange visit to centres of excellence, such as a field station, hospital or research institute
from which students can gain practical experience in these areas.

3. Allow students to view documentaries and make group presentations which deal with these
issues.

4. Invite resource personnel to speak on concepts and issues discussed in this module.

5. Encourage involvement in school and/or community projects to assist in raising awareness of
social and preventative medicine.

6. Review and analyse current statistical data on HIV and AIDS in the Caribbean.

7. Review and analyse current statistical data on dengue in the Caribbean.

8. Model the transmission of a communicable or social disease by using a 'hands on' simulation.

CXC A10/U2/17
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