During which stage is an unborn baby most vulnerable to prenatal environmental influences and most at risk for miscarriage or spontaneous abortion?
A. Embryonic
B. Fetal
C. Germinal
D. Terminal
Answer: A
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Regarding the sensation of sound, which of the following statements is FALSE? a. The brain determines where a sound originated by comparing the sounds received in each ear. b. The hair cells of the ear are not actual hairs. c. The auditory cortex is located in the frontal lobes of the cerebral cortex. d. For each 10decibel increase in a sound wave's amplitude, there is a tenfold increase
in the loudness of thesound. e. Sounds typically reach one ear before the other, with the brain able to detect a difference as small as1/10,000th of a second.
Which linguistic concept is best defined as an understanding of the rules concerning the appropriate use of language in different social context?
a. Prosody b. Pragmatics c. Holophrasing d. Syntax
Goal-directed behavior that seems to be entirely self-motivated is called:
a. extrinsic motivation b. intrinsic motivation c. need motivation d. incentive motivation
What did Weber called the smallest distance between two points at which a subject reported sensing two points instead of one?
a. Just noticeable difference b. Two-point threshold c. Psychophysical threshold d. Localization of experience