Multiple Choice
The endocrine system involves communication by chemical messengers called _____, which circulate through the _____.
A) hormones; bloodstream
B) neurotransmitters; spinal cord
C) hormones; cerebrospinal fluid
D) endorphins; nervous system
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q204: Phrenology helped introduce the idea of brain
Q205: Miguel jogs about 5 miles a day.
Q206: The brain's ability to change function and
Q207: Broca's aphasia is often referred to as
Q208: Compared to neurons whose axons are not
Q210: The drug naloxone acts as an _
Q211: Which brain structure regulates the sympathetic and
Q212: The analogy used in the book referred
Q213: This cross-section of the human brain depicts
Q214: According to the Psych for Your Life