Shalanda's daughter touches her hand. Sensory receptors in Shalanda's skin transmit information about this sensation to Shalanda's spinal cord and brain. Which type of neuron is responsible for this process?

Ebbinghaus found that information is forgotten

A) more rapidly as time goes by. B) gradually at first, then with increasing speed. C) quickly at first, then tapers off gradually. D) most quickly one day after learning.

Which of the following best demonstrates that the expression of some emotions is hard-wired (innate)?

A) The emotional state of infants is clear before they learn to speak. B) People can recognize the emotions of others within their social group by reading their facial expressions. C) Inducing people to smile makes them feel better. D) People who have been blind and deaf since birth smile when happy.