Answer:
The trichromatic theory states that there are three receptors in the retina that are responsible for our perception of color. The opponent-process theory states that there are three opposite reacting complexes in our retina that control our perception of color. together the theories explain how we perceive color and how those perceptions are connected to our nerve cells.
Explanation:
The trichromatic theory is about the receptors that help us perceive color. The opponent- processing theory explains how those receptors are connected to our nerves.
I'd say the most questionable source of health information is D. A health care professional because people are more of a reliable source than websites. A health care professional is also trained to do these certain things.
-rhear
Answer: Before about week 8 of pregnancy, a doctor may refer to the fetus as an embryo. The heart of an embryo starts to beat from around 5–6 weeks of pregnancy. Also, it may be possible to see the first visible sign of the embryo, known as the fetal pole, at this stage.
Pulmonary circulation transports oxygen poor blood from the right ventricle to the lungs to get oxygenated.
<span>Visualization
is when a person pictures images in one's brain depicting personal desires that
one would want to happen in reality. It has been proven to relax and refuel the
mind after a hard day's work. Visualization helps in lowering blood pressure and the level of stress
hormones in the blood. Quieting the mind and visualizing the exact details of
any stressful situation makes things manageable.<span>
<span>Aside
from relaxation, some people actually use this technique to achieve their own
personal or professional goals. Athletes commonly apply this in training where
they visualize every detail or possible outcome of their competition. Others
generally use this technique to deepen self-awareness where they can get touch
with their intuitions. </span></span></span>
