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Hormonal Thermoregulation in Terrestrial Mammals

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Hormonal Thermoregulation in Terrestrial Mammals

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Questions and Answers

What is the primary factor that determines an individual's range of temperature tolerance?

Genetic predisposition to temperature tolerance

Acclimatization to a specific temperature range

Species-specific adaptations to temperature fluctuations (correct)

Environmental factors such as photoperiod and humidity

What is the term for the process by which an individual organism adjusts to a gradual change in its external environment?

Acclimatization (correct)

Torpor

Hibernation

Thermoregulation

In the context of thermoregulation, what do the left and right ends of each bar represent in the diagram?

The upper and lower lethal limits of an organism

The ambient temperature at which minimal resting metabolic heat production starts to increase, and mechanisms of heat dissipation are activated (correct)

The optimal temperature range for an organism's growth and development

The range of temperature tolerance for an organism

What is the term for the maximum temperature an organism can survive?

Upper lethal limit Signup and view all the answers

What is the primary difference between ectothermy and endothermy?

The ability to regulate body temperature Signup and view all the answers

What is the purpose of sweating and panting in thermoregulation?

To dissipate heat in warm temperatures Signup and view all the answers

What can be inferred about an organism that has a wide range of temperature tolerance?

It has a high degree of acclimatization Signup and view all the answers

What is the significance of the diagonal broken line in the diagram of thermal tolerance of goldfish?

It indicates the temperature range for goldfish acclimatization Signup and view all the answers

What is the term for the temperature range within which an organism can maintain its normal bodily functions?

Thermoneutral zone Signup and view all the answers

What is the effect of acclimatization on an organism's performance?

It allows an organism to maintain performance across a range of environmental conditions Signup and view all the answers