You are explaining the biological basis of depression to a friend. The most accurate description is:
A. Depression stems from an irregularity in the production, release, reception, breakdown, or reuptake of neurotransmitters.
B. Depression can be traced to myelin loss, which causes remarkable nerve dysfunction due to the slowing or blocking of nerve conduction.
C. Depression is a cognitive disorder that involves a clinically significant deficit in cognition or memory that represents a marked change from a previous level of functioning.
D. Depression is characterized by one or more symptoms of a physical dysfunction for which there is no identifiable organic cause.
Answer: A
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Joseph Lister
A. pioneered the use of gamma rays for sterilizing food. B. designed and built the first autoclave. C. demonstrated that microorganisms are carried on dust particles in the air. D. revolutionized surgery by introducing phenol as a disinfectant.
The first primates with an angled skull base that were probably able to make a wide range of sounds to aid speech were
A) Homo habilis. B) Homo erectus. C) Homo afarensis. D) Homo sapiens.
The process by which cells break down nutrients to produce ATP is known as ____
a. anabolism b. dehydration synthesis c. glycolysis d. cellular respiration e. ATP activation
What are the symptoms of myxedema?
A. an eye that protrudes from the eye socket B. lethargy, weight gain, puffiness C. difficulty with speech, blurred vision D. a mass in the throat E. tremors in the hands, shaking, balance difficulties