When an organism perceives a threat, the fight-or-flight response is due to
A. the arousal of the parasympathetic nervous system.
B. the arousal of the sympathetic nervous system and the endocrine system.
C. excessive blood supply in the brain and the heart through blood vessels.
D. the constriction of the pulmonary arteries in the heart.
Answer: B
You might also like to view...
Magnetic resonance imaging (MRI) technology is based on
A. magnetism. B. radioactivity. C. x-rays. D. the gamma camera.
Came somewhat later than it does in Europe and the U.S. today
B) came much later than it does in Europe and the U.S. today. C) came at roughly the same age as it does in Europe and the U.S. today. D) came somewhat earlier than it does in Europe and the U.S. today.
One criticism of diagnostic labels is that
a. they can influence both other people's and the diagnosed person's perception of themselves in negative ways. b. there are so many different systems of diagnosis that it is hard to understand what an individual diagnosis means. c. the DSM-5 wording is so complicated to use that few people are able to use it well. d. they make other information unnecessary, so restrict the type of services that insurance will cover.
In general, how do girls react when they begin to menstruate?
A. A mix of positive and negative feelings B. Proud and happy C. Mostly negative feelings D. They feel inadequate