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A&P2 Ch.26

STUDY
PLAY
True
Body weight is stable when average daily energy intake and output are equal
False
Gut-brain peptides are secreted by the brain and target the gastrointestinal tract.
True
Norepinephrine stimulates cravings for carbohydrates, whereas endorphins stimulate cravings for proteins.
True
Aerobic respiration is more efficient than anaerobic fermentation, but the latter is oxygenindependent
False
Glucose in excess of the body's immediate needs is usually converted to protein.
False
Both glycogenesis and gluconeogenesis are examples of catabolism.
False
Most body fat in overweight people is stored in the integumentary system.
False
Consumption of excess calories during adulthood causes adipocytes to multiply.
True
The most abundant nitrogenous waste in blood is urea, which is produced by the combination of ammonia with carbon dioxide.
False
The absorptive state lasts about fifteen minutes after a meal.
True
The absorptive state is regulated mainly by insulin, whereas the postabsorptive state is regulated by multiple hormones.
False
Mental state does not affect metabolic rate.
False
When a person is active, most of the body heat is generated in the brain, heart, and endocrine glands.
False
Hypothermia may be fatal if the core body temperature reaches 37°C or lower.
True
The heat-promoting center is located in the hypothalamus, which triggers shivering.