There are approximately __________ individual cells in your brain alone
A) 10 million
B) 100 million
C) 100 billion
D) 10 trillion
Answer: C
Rationale: The brain is a 3-pound structure made up of approximately 100 billion individual cells and countless synapses.
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Regarding acupuncture, which of the following statements is FALSE? a. Traditional Chinese beliefs suggest that acupuncture releases the body's natural healing energy. b. Scientific evidence has ruled out that acupuncture is merely a placebo effect. c. Some studies have demonstrated that acupuncture can be effective in reducing chronic lower back pain. d. Acupuncture may work through the
release of neurotransmitters with pain-killing effects, caused by thestimulation of acupuncture points. e. Acupuncture involves the insertion and rotation of thin needles at certain points on the body.
Schopenhauer believed that most people cling to life because:
a. not to do so is a sin. b. it is so enjoyable. c. they fear death. d. that is what they have been taught to do.
Binocular cells respond most vigorously when a. a grating appears different than a uniformly colored disk
b. an object is moving. c. when a person is scanning a painting that uses perspective to achieve an impression of depth. d. both eyes are looking at the same feature of an object.
The pituitary gland regulates puberty changes by signaling other glands to release hormones.
Answer the following statement true (T) or false (F)