Edexcel IAL Thermoregulation Quiz

What is the term for the physiological response to an increase in body temperature?

• Hypothermia

• Hyperthermia

• Vasodilation

• Shivering

Which of the following is an adaptation that helps animals dissipate heat in hot environments?

• Vasoconstriction

• Sweating

• Shivering

• Huddling together

Which part of the brain is responsible for monitoring and regulating body temperature?

• Hypothalamus

• Cerebellum

• Medulla oblongata

• Cerebral cortex

What is the term for the physiological response to a decrease in body temperature?

• Hypothermia

• Hyperthermia

• Vasodilation

• Shivering

What is the primary function of sweating in thermoregulation?

• Cooling the body through evaporation

• Warming the body through conduction

• Warming the body through shivering

• Cooling the body through radiation

What is the term for the process of transferring heat from the body to cooler objects in the environment?

• Conduction

• Convection

• Evaporation

• Radiation

What is the term for the process of producing heat through muscle contractions?

• Shivering

• Sweating

• Vasodilation

• Vasoconstriction

Which of the following is an adaptation that helps animals conserve heat in cold environments?

• Sweating

• Vasodilation

• Insulation (e.g., fur or feathers)

• Panting

Which gland secretes sweat in response to elevated body temperature?

• Salivary gland

• Thyroid gland

• Sebaceous gland

• Eccrine sweat gland

Which of the following is NOT a mechanism of heat loss in the body?

• Conduction

• Convection

• Vasodilation

• Radiation