Chapter 37, Problem 11A

Summary Introduction

To explain:

Transmission of cold virus from one person to another.

Introduction:

The common cold is also called as a cold. It is a viral infectious disease of the upper respiratory tract that primarily affects the nose. The throat, sinuses, and larynx might get affected.

Explanation of Solution

1. The common cold is a viral infection of the lining of the nose. Cilia, small hairs, inside of the nose transmit the virus.
2. When a person who has a cold sneezes, the viruses gets discharged and these viruses can live for as long as three hours on surfaces and skin and infects the person stood by him.
3. It is more likely that the viruses are carried into the home by family members who have been in contact with someone who had a cold and infects the other family members at home.

Conclusion

Thus, the description to the students more than one way the cold virus could be transmitted from one person to another. It is a viral infectious disease of the upper respiratory tract that primarily affects the nose. The throat, sinuses, and larynx might get affected.