Rats eat __________ when fed __________.
A) less; in groups
B) less; a cafeteria diet
C) more; in groups
D) more; in isolation
E) more; following VMH stimulation
Question 2
Which of the following produces a substantial increase in the caloric intake of laboratory rats and a significant increase in their body weight?
A) removing thiamine from their usual laboratory chow
B) adding thiamine to their usual laboratory chow
C) offering them a cafeteria diet, rather than their usual single-chow laboratory diet
D) sham feeding them
E) both C and D