The disorder characterized by alterations between states of euphoria and depression is known as:
A. schizophrenia.
B. bipolar disorder.
C. unipolar disorder.
D. major depressive disorder.
Answer: B
Psychology
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The cardiovascular system is the first organ system to show any sign of activity
Indicate whether this statement is true or false.
Psychology
When light strikes a molecule of photopigment, the photoreceptor undergoes:
a. An action potential b. Release of neurotransmitter c. Depolarization d. A decrease in the release of a neurotransmitter
Psychology