You are walking after dark. A sudden noise frightens you. Your heart pounds, your pulse races, and your breathing rate increases. These responses are due to your ____
a. parasympathetic nervous system
b. sympathetic nervous system
c. somatic nervous system
d. immune system
b
You might also like to view...
Which of the following is used sparingly as it carries the greatest risk of miscarriage?
A. CVS B. ultrasound C. amniocentesis D. early amniocentesis
The single most important thing you might do for a dying person is to
a. avoid disturbing that person by mentioning death. b. allow that person to talk about death with you. c. tell that person about the stages of dying. d. fill in periods of silence with idle talk during visits.
Andrej is a child who suffered hippocampal damage. It might be predicted that Andrej will struggle with:
A) learning how to read. B) solving basic math problems. C) learning how to roller blade. D) generating a different use for a doorstop.
The authors mentioned the interesting correlation between natural red hair and lower pain thresholds compared to persons with other natural hair colors. This is most likely to be due to the fact that
A) genetic factors that impact pain threshold are also somehow related to hair color. B) natural hair color causes people to have an increased or decreased pain threshold. C) natural pain thresholds cause people to be born with different natural colors of hair. D) None of the above was mentioned by the authors as an explanation of the correlation between natural hair color and pain threshold.