Exam 16: Energy Balance and Temperature Regulation

Match the terms labelled a. through g. with the correct characteristic. -state of collapse resulting from reduced blood pressure brought about as a consequence of overtaxing the heat loss mechanisms

Match the items labelled a. through e. with their descriptions. -quantity of heat produced per litre of O₂ consumed

The unit of heat energy used in energy balance is the ____________________.

Most people suffer convulsions when their internal body temperature reaches what temperature

Heat loss from the body by evaporation occurs even in very cold weather.

Which of these statements does NOT describe sweating

Upon exposure to heat, skin vasodilation occurs, which increases the temperature gradient between the skin and environment, thus promoting heat loss.

Which of these factors does NOT significantly influence the basal metabolic rate

Alcohol consumption causes peripheral vasoconstriction.Why is drinking wine in a hot tub not advised

The nude body absorbs more radiant heat energy than the body covered in light-coloured clothing.

Sweating is the only mechanism for heat loss when body temperature is the same as environmental temperature.

The ____________________ signalling of the autonomic nervous system controls the vasomotor responses of the skin.

Which of these factors does NOT impact the variance of "normal" body temperature

In addition to temperature control, blood flowing to the skin supplies a source of ____________________.

Which of these actions is the major means of decreasing heat loss in response to a cold environmental temperature

When does the lowest metabolic rate occur

Which of the following will happen if more energy is contained in the food eaten than is expended

The leading theory for maintenance of body weight as a result of long-term matching of food intake to energy expenditure relates to which of the following factors

The most dominant factor influencing the BMR is the level of circulating, active thyroid hormone.

Which of these statements applies to sweating