Considering the Increase in Tick-Borne Diseases in the Context of "One

question 40

Multiple Choice

Considering the increase in tick-borne diseases in the context of "One Health," which of the following statements is correct?

• A) Lyme disease has spread from deer to humans upon increasing development of the forested environments usually inhabited by deer.
• B) Ticks carrying multiple pathogens reproduce at a slower rate, rendering them less likely to infect humans.
• C) Borrelia, Babesia, and Ehrlichia can rapidly adapt to changing insect vectors, thereby increasing their populations as they move from ticks to mosquitoes.
• D) Ticks carrying Borrelia are likely to encounter hosts already infected with Babesia or Ehrlichia, resulting in ticks that co-infect with multiple pathogens.

Understand the dynamics of population change and factors affecting it in a natural ecosystem.

Identify different population control mechanisms and their effects.

Distinguish between K-selected and r-selected species and their characteristics.

Describe the impact of genetic diversity on population survival and the concepts of the founder effect, demographic bottleneck, and inbreeding depression.

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Definitions:

Endocrine System

A network of glands and organs that secrete hormones directly into the bloodstream to regulate bodily functions and processes.

Somatic System

A part of the peripheral nervous system that handles voluntary control of body movements via skeletal muscles.

Limbic System

A complex system of nerves and networks in the brain, involved in basic emotions and drives, such as fear, pleasure, and anger.

Autonomic System

A part of the peripheral nervous system that controls bodily functions not consciously directed, such as breathing, the heartbeat, and digestive processes.