Temperature Regulation in Animals

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What is the function of the hypothalamus in relation to body temperature?

Indicating fever when body temperature rises

Regulating the temperature of the surroundings

Monitoring and controlling body temperature (correct)

Measuring body temperature using a clinical thermometer

Where is the clinical thermometer usually inserted to measure body temperature in animals?

Mouth

Under the armpit

Rectum (correct)

Ear canal

What is the normal temperature representation measured by a rectal thermometer?

Rectal temperature (correct)

Core temperature

Surface temperature/shell temperature

Average temperature

Which type of body temperature represents the internal temperature of the body and remains almost constant?

Core temperature Signup and view all the answers

How does surface temperature/shell temperature behave in relation to the surroundings?

Rises and falls with the temperature of the surroundings Signup and view all the answers

What is the main sign occurring in fever?

A rise in body temperature Signup and view all the answers

What is the term for an animal whose internal body temperature varies passively with that of the external environment?

Poikilothermic Signup and view all the answers

Which animals are considered poikilothermic?

All animals except birds and mammals Signup and view all the answers

What is a characteristic of homeothermic animals?

They can maintain body temperature relatively constant in the face of wide variations of environmental temperature Signup and view all the answers

What is a factor influencing body temperature related to prolonged exposure to severe cold?

Seasons Signup and view all the answers

Which factor can lead to increased body temperature?

Prolonged exposure to high ambient temperature (e.g. Sun exposure) Signup and view all the answers