What is the primary neurotransmitter found at the neuromuscular junction? Name an example of a product that acts as a partial acetylcholine agonist.
acetylcholine, an example is nicotine
Two movements in the x-y-z coordinate plane <a, b, c> and <x, y, z> are perpendicular to each other when?
when ax + by + cz = 0
What was the span of the Age of Discovery?
15th through the 17th century
In a competitive market how much economic profit do owners earn?
zero
Why is Dr. Haber ultimately unable to change the world satisfactorily through Orr’s dreams?
Because he cannot control the dreams
What does the vestibular system provide?
a sense of balance and position in space
Given the equation of a plane in the x-y-z coordinate plane, Ax + By + Cz = D, any movement between two points in this plane is in what direction?
perpendicular to the movement <A, B, C>
Besides the compass, what else gave success to early exploration?
The full-rigged ship, with 3 masts and 6 sails
Why will owners be content with zero economic profit?
so long as they earn their opportunity wage
At one point some offices are in a parking structure that has been converted to office space. Why are parking structures no longer needed?
the number of cars has been reduced
What does your sense of proprioception tell you?
the location and position of your bones, joints, and muscles
A quadrilateral has four congruent side lengths. What are the possible classifications for this quadrilateral?
rhombus or square
Which three explorers made revolutionary journeys that “redrew” the world map?
Vasco de Gama, Christopher Columbus, and John Cabot
What do positive economic profits signal?
Additional resources should be deployed to the market and producers should enter.
The carcinomic Plague had wiped out everyone vulnerable to cancer, yet later Orr sees the man on the street who has cancer. What explains the return of cancer?
The cancer was a result of pollution, and pollution was not wiped out.
What is sensory transduction?
The process of translating light, sound, or pressure on the skin to electrochemical signals
A quadrilateral has two pairs of opposite equal angles. What are the possible classifications for this quadrilateral?
square, rectangle, rhombus or a parallelogram
What are two examples of the way that global trade transformed the history of art?
The import of ingredients to make glass artworks from Egypt and Syria to Venice, and the sale of blue stone from Afghanistan
What are examples given of important goods and services that are controlled by oligopolies?
computer operating systems, commercial airplanes, automobiles, air travel, and mobile phones
In one reality, Portland becomes the capital of — what?
the planet/world
The transduction of light into an electrochemical signal takes place on the inner surface of the back of the eye in the ____________.
retina
The diagonals of a quadrilateral are perpendicular. What are the possible classifications for this quadrilateral?
square, a rhombus or a kite
What technology besides the Internet, has done more for the spread of democratization of knowledge?
The printing press
List examples of monopolies.
electricity, water, and cable television
In the reality in which people from all over the world are the same color, what else is the same about all of them?
their clothes