During the _____ substage of the sensorimotor period of development, reflexes are inflexible and stereotypical
a. first c. third
b. second d. sixth
A
You might also like to view...
The conditioned stimulus in Pavlov's famous dog experiments was __________.
A. salivation B. food in the dog's mouth C. the sound of a bell D. petting the dog
A nonsurgical alternative to deep brain stimulation is repeated ____
a. ?ionic pulse stimulation b. ?cerebral current stimulation c. ?transcranial magnetic stimulation d. ?neuropenetrative laser stimulation
Weston and Roman are identical twins. Both are successful tax attorneys that have high-stress jobs. Their diets are very similar, however Roman is obese and Weston is at a relatively normal weight. Why is there a discrepancy in their weight when other areas are so similar?
A. It is likely that Roman’s genetic expression for obesity manifested, while Weston’s did not. B. It is likely that Weston’s genetic predisposition toward thinness is expressed, whereas Roman’s has not. C. It is likely that they are fraternal, rather than identical twins or they would weigh the same. D. It is likely that Weston’s response to stress differs from Roman’s, which has a bearing on how his fat cells behave and grow.
In the nervous system, the electrical charge of an inactive neuron is called its
a. depolarized state. b. resting potential. c. action potential. d. ionic state.