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12 Cards in this Set

  • Front
  • Back
West Nile fever and Japanese encephalitis are examples of diseases caused by _______.
arboviruses
An average human brain weighs _____
3 pounds
Even though the brain makes up only ___ percent of the body weight, it uses _____ percent of the body’s energy supply
2, 20
Research has demonstrated that the __________ is the processing center in the brain for short-term memory
hippocampus
Nerve cells are operated by a combination of electrical currents and ___________ transmitters.
chemical
Axons release _________ across the cleft of synapses, after receiving electrical signals from nerves.
neurotransmitters
These basic functions of nerves have remained essentially unchanged for ________ million years.
500
During most of their adult life, __________ workers perform many duties in the hives, however, in the last two weeks of their life, all individuals transform into foragers.
honey bee
________ are small mammals of the mongoose family, and are highly social animals, forming groups as large as 40 individuals.
Meerkats
Humans live in a ____________ society that has frequent changes in alliances, both between individuals and between groups
fission-fusion
In humans, _______ is a powerful way to attract a mating partner through the demonstration of intelligence, wit, and eloquence.
language
A brain’s complexity results mainly from the types and numbers of _________ that each nerve cell has with other nerve cells.
connections