Hippocrates proposed _________ personality types

Whether a neuron fires or not depends on _____

a) whether it is an excitatory neuron. b) the sum of excitatory and inhibitory neurotransmitters it receives. c) what type of neurotransmitter the neuron makes. d) whether the neuron is myelinated or not.

In hunter-gatherer societies, women:

a. hunt smaller animals while males hunt bigger animals. b. tend for children and gather plants while men hunt bigger animals. c. and men do the same chores. d. have no purpose or job in the society.