Exam 15: Energy Balance and Temperature Regulation

Weight loss occurs when the energy derived from the food consumed is less than the energy expended by the body.

There is an obligatory increase in metabolic rate resulting from food intake.

Regulation of ____________________ is the most important factor in the long-term maintenance of energy balance and body weight.

Which statement concerning hyperthermia is INCORRECT?

Where in the brain is the satiety centre located?

The skin thermoreceptors are capable of regulating core temperature in the absence of the hypothalamic temperature control centres.

Upon cold exposure,what does NOT occur?

As the level of circulating,active thyroid hormone increases,the BMR increases correspondingly.

Match the term with the correct characteristic by using the answer code: -elevation in body temperature due to reasons other than an infection

Internal work includes the expended energy when skeletal muscles are contracted to move external objects.

Suppose a young woman consumes 1,200 ml of O₂ in a six-minute basal metabolic rate test period.What is her estimated basal metabolic rate?

The most important factor determining the extent of evaporation of sweat is the ____________________ of the air.

Which statement concerning obesity is INCORRECT?

Heat exhaustion is accompanied by extensive sweating,whereas heat stroke is characterized by an absence of sweating.

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

The temperature-sensitive receptors that monitor skin and core temperature are termed ____________________.

Fat people tend to eat more on a daily basis than thin people.

Psychosocial influences can lead to obesity.

The thermoneutral zone for skin vasomotor activity is in the range of the upper 60s to mid-80s.

Heat can be lost directly to the external environment by the vasodilation of blood vessels in what body part?