The best definition of a psychoactive drug is a drug that
A. increases the rate of physiological functions.
B. alters a person's experiences or consciousness.
C. is obtained only with a prescription.
D. relieves pain and causes relaxation.
B. alters a person's experiences or consciousness.
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Which of following statements about the process of respiration is FALSE?
A) When the diaphragm contracts, it moves downward. B) The intercostal muscles assist inhalation by raising the rib cage. C) Air flows into the lungs with exhalation. D) A quiet, unforced exhalation is a passive process because it does not require any muscle contraction.
Which of the following is a key application of the serratus anterior muscle?
A. It is used strenuously when lifting with the hands, as in picking up a heavy wheelbarrow. B. It is used strongly in pulling the clavicle anteriorly and inferiorly toward the sternum. C. It is used in rotating the medial border of the scapula down and back toward the spinal column. D. It is used strongly in doing push-ups, especially in the last 5 to 10 degrees of motion.
Identify situations in which your heart rate is likely to be at its lowest point
How does spiritual health contribute to physical health?
What will be an ideal response?