2020HSCShort answer

Q32 (a)

2 marks

Question

Rabies is a disease that can affect all mammals and is caused by the rabies virus. It is transmitted by the bite of an infected animal. Without treatment it almost always results in death.
Use the information provided to identify TWO features of the rabies infection that facilitate transmission of the pathogen to a new host.

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Solution

Criteria	Marks
• Identifies features that facilitate the transmission of rabies between hosts	2
• Provides some relevant information	1

Sample answer:

The virus is able to travel via the nervous system to the salivary glands. This can result in direct contact transmission when the infected host bites another animal.

Supplied marking guidance · human reviewed

Compare this with your working, not only your final sentence.

Syllabus alignment

Module 7 · Infectious Disease

Causes of Infectious DiseaseCompare pathogen adaptations that enable entry into and transmission between hosts.

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