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WorksheetsThermoregulation
Total questions: 10
Worksheet time: 6mins
What are the physiological responses initiated by the hypothalamus during overheating?
Enhanced blood flow to the core organs.
Increased appetite and reduced metabolism.
Vasoconstriction and decreased heart rate.
Vasodilation and increased sweating.
How does sweating help in thermoregulation?
Sweating increases body temperature by trapping heat.
Sweating helps in digestion and nutrient absorption.
Sweating is primarily a method for hydration.
Sweating cools the body through evaporation, aiding in thermoregulation.
What is acclimatization and how does it relate to temperature extremes?
Acclimatization is a method of increasing body temperature.
Acclimatization is the adjustment process organisms undergo to cope with temperature extremes, enhancing their survival and performance.
Acclimatization is the ability to withstand high humidity levels.
Acclimatization refers to the process of hibernation in cold climates.
What is the term for the process of blood vessels narrowing to conserve heat?
Homeostasis
Vasoconstriction
Thermoregulation
Vasodilation
How is heat transferred around the body?
Blood
Water
Sweat
Skin
What happens in your body temperature drops below 35 oC?
Hyperthermia
Hypothermia
Hypertonic
Hypotonic
What happens if your core body rises above 40oC?
Hyperthermia
Hypothermia
Hypertonic
Hypotonic
What type of response is an example of evaporative cooling?
Shivering
Sweating
Hairs lying flat
Liver cells respiring
