The first, or bottom, level of Maslow's hierarchy of needs includes __________ needs

Sense receptors for smell, pressure, pain, and temperature are:

a. extensions of sensory neurons. b. specialized cells separated from sensory neurons by synapses. c. modified glands. d. modified skin cells connected to sensory neurons.

Which of the following accurately describes the proportions in the body of a normal distribution?

a. Body proportions on the right side of the z-score are greater than 0.50; on the left side, they are less than 0.50. b. Body proportions on the right side of the z-score are less than 0.50; on the left side, they are greater than 0.50. c. Body proportions on either side of the z-score are less than 0.50. d. Body proportions on either side of the z-score are greater than 0.50.