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Endocrine System Multiple Choice (Ch.18) Questions And Answers Latest Update 2024/2025
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Endocrine System Multiple Choice (Ch.18) Questions And Answers Latest Update 2024/2025
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Endocrine System Multiple Choice (Ch.18)Questions And Answers Latest Update
2024/2025
The endocrine system....
A) directs long-term changes such as puberty and pregnancy.
B) involves glands that do not use ducts to transport their secretions.
C) regulates body activities through the production of hormones.
D) all of the above. Answer: all of the above
The endocrine and nervous systems are similar in that....
A) they attempt to maintain homeostasis.
B) they release chemicals that bind to specific receptors on target cells.
C) they share many chemical messengers.
D) all of the above. Answer: all of the above
Endocrine glands differ from exocrine glands in....
A) the length of their effect.
B) their means of transport.
C) that one has local effects and the other organismal effects.
D) all of the above. Answer: their means of transport.
, G-protein activation results in...
A) activation of phospholipase C, opening Ca channels.
B) activation of adenylate cyclase.
C) inhibition of adenylate cyclase and other cellular activities.
D) all of the above. Answer: all of the above
Hormones alter cellular operations by...
A) modifying the rate of transcription of a particular enzyme.
B) stimulating the synthesis of a specific protein.
C) turning an existing enzyme on or off.
D) all of the above. Answer: all of the above
The hypothalamus...
A) is the highest level of endocrine control.
B) integrates the activities of the endocrine and nervous systems.
C) secretes regulatory hormones.
D) all of the above. Answer: all of the above
The region of the pituitary that releases seven hormones controlling various other endocrine organs and
tissues is the ...
A) posterior pituitary.
B) infundibulum.
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