Animation 2.13: Loewi's Experiment Demonstrating Chemical TransmissionClick on the above link to access the Interactive eBook. Once you've signed in, scroll to page 34 and watch the video. When you've finished watching the video, come back to the test and answer the following questions:What MOST likely were the chemicals that Otto Loewi believed were released by the first heart and transferred to the second heart?
A. hormones
B. neurotransmitters
C. enzymes
D. proteins
Answer: B
You might also like to view...
Rummaging through the dark basement for a flashlight after the power went out in her apartment building, Gina suddenly heard a voice say, "Hi, I'm Maureen." Which component of the working memory model directly processed this information about Gina's neighbor?
A. Phonological loop B. Central executive C. Visuospatial sketchpad D. Episodic buffer
The traits involved in personality disorders usually become evident in ______
a. childhood c. middle adulthood b. adolescence d. late adulthood
Antiandrogen medications are used to treat some forms of paraphilia. They work by
A) lowering the recidivism rate through selective sedation. B) decreasing the sexual drive by reducing testosterone levels. C) eliminating recidivism through chemical castration. D) increasing normal heterosexual behaviors by decreasing leuprolide actate.
In general, afferent nerves carry sensory information
A) to the CNS. B) to the PNS. C) from the CNS. D) from the cortex. E) from the brain.