If you insert a microelectrode into the PAG region of a rat’s brain and turn on the stimulation, the rat will
a. experience extreme pain.
b. experience a punishing effect.
c. experience extreme pleasure.
d. develop addiction.
e. become sleepy.
Answer: B
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Habituation occurs when infants' looking time decreases significantly as a result of repeated presentation of a stimulus
Indicate whether the statement is true or false
Reasons to perform a C-section include small pelvis in the mother, maternal weakness or fatigue, fetal distress, and:
a. a baby who is unusually small. b. a baby who is being born headfirst. c. a baby who is too large. d. maternal anxiety during the delivery process.
When you get too warm, you begin to perspire. This is an example of
a. a drive. b. homeostasis. c. a need. d. adjustment.
Robert is a dark-skinned Kenyan, and his wife Lorna is a light-skinned Swede. It is likely their baby Lucy will be born with tan skin. This is an example of
A) additive heredity. B) dominant genes. C) recessive genes. D) preformationism.