Exam 15: Energy Balance and Temperature Regulation

MATCHING Match the items below in the right column with their descriptions in the left column by using the answer code: -minimal waking rate of internal energy expenditure

Match the term with the correct characteristic by using the answer code: -state of collapse resulting from reduced blood pressure brought about as a consequence of overtaxing the heat loss mechanisms

About how many kilocalories of energy is liberated by consumption of 3 litres of oxygen?

What is the energy equivalent of oxygen?

Match the method of heat exchange in the right column with its description in the left column by using the answer code: -transfer of heat between objects of differing temperatures that are in direct contact with each other

____________________ work refers to the energy expended by contracting skeletal muscles to accomplish movement of objects or the body within the external environment.

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

Describe the physiological changes that occur during heat stroke.

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

The ____________________ is the energy expenditure (i.e.,rate of heat production)per unit of time.

____________________ may serve as a satiety signal to stop eating before ingested food is actually digested,absorbed,and made available to meet the body's energy needs.

What percentage of the energy found in nutrient molecules is lost as heat?

What does NOT happen when a negative energy balance exists?

A(n)____________________ energy balance occurs when the amount of energy in food intake equals the amount of energy expended by the muscles performing external work.

Which of the following is correct for the core temperature?

____________________ work constitutes all forms of biological energy expenditure that do not accomplish mechanical work outside the body.

What happens in fever?

____________________ tissue stores fat.

Which statement is INCORRECT for internal work?

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