There are more cones than rods on our retina

Ruthann is described by her friends as seeing things clearly and freshly, accepting of herself as she is, deeply sympathetic, compassionate toward others, creative, and with a strong sense of her need for privacy. How might Maslow have labeled Ruthann?

a. self-confident b. self-assured c. self-actualized d. self-absorbed

Physiologically, what do most addictive drugs have in common? a. They decrease the reuptake of serotonin

b. They attach to receptors on the presynaptic neuron. c. They increase the release of dopamine. d. They increase blood flow to the brain.