answers

watching

views

24 Jan 2018

Hormonal signals are necessary for humans to develop properly and to maintain homeostasis. Describe two ways in which irregular hormone signaling pathways may lead to cancer induction. Be sure to explain the molecular result of each pathway. USE ESTROGEN

answers

watching

151

views

For unlimited access to Homework Help, a Homework+ subscription is required.

You have 0 free answers left.
Get unlimited access to 3.8 million step-by-step answers.

Get unlimited access

Already have an account? Log in

linaa23Lv10

17 Sep 2023

Unlock all answers

Get 1 free homework help answer.

Already have an account? Log in

You have 0 free answers left.
Get unlimited access to 3.8 million step-by-step answers.

Get unlimited access

Already have an account? Log in

Hubert KochLv2

26 Jan 2018

Already have an account? Log in

Related questions

What does signal transduction mean? What are the general principles behind cell signaling?

Know how to describe a general cell signaling pathway. What kinds of cell signaling are there?

Know the differences between those which are âfastâ vs those which are âslowâ What are ligands and receptors, how do they work, and what are their roles?

What are the 3-4 major classes of cell surface receptors?

What are molecular switches and how do they work?

Be sure not to confuse the mechanism of phosphorylation with GTP-binding and hydrolysis!! Kinases vs GTPases In what ways do different cells can respond to the same signal?

In what ways to they respond different to the same signal?

How does steroid-hormone signaling work? Be able to describe a hormone mediated signaling pathway, generally speakingâ¦

1. Be able to define the following terms: releasing hormone,inhibiting hornone, trooic hormone, nontropic hormones,neurosecretory cells.

2. What are hormones?

3. What are two specific differences between the endocrine andnervous systems?

4. What are the four different types of cell signaling?

5. What are the three types of hormonal control pathways? Givean example of each.

6. What is local regulator?

7. What type of feedback is a common feature of pathways thatcontrol homeostasis?

8. What are the three major classes of molecules that functionas hormones? Which are water-souble and which are lipid-souble?

9. Signaling by a hormone involves three key events. What arethey?

10. What is the correlation between solubility of a hormone andthe location of its receptors?

11. In addition to receptor location, water-soluble andlipid-soluble hormones also exhibit additional differences in theirresponse pathways. What are these differences?

12. What is signal transduction pathway?

13. Why can the same hormone have different effects on differentbody tissues?

14. Liver cells and the blood vessels of skeletal muscle cellshave identical surface receptors for epinephrine, yet the responeof these two cells types is dramatically different. Explain howthis is possible.

15. In the "fight or fight response" the release of epinephrinefrom the adrenal medulla cause skeletal muscle blood vessels todilate while simultaneously constricting blood vessels of theintestine. Explain how this is possible.

16. List the three types of local regulators discussed in classand explain their function.

ochremule554

1. List 2 abnormalities noticed in the alligator population.

2. Name 2 diseases/abnormalities scientists are concerned about in European human males.

3. What is the name of the cells that linked concerns for scientists? Where are they found and what is their function?

4. What is the hormone at the center of the controversy?

5. What was the source of the xenoestrogen in Lake Apopka? What are xenoestrogens?

6. Name two common compounds that mimic estrogen and where they are found?

7. How do estrogen mimics work once they enter the body? (four ways â name two)

8. What seems to be the link between accelerated growth in breast cancer tissue cultures and plastics?

9. How are humans exposed to estrogen mimics? (Name two ways)

10. The estrogen mimics are not in the water of the Great Lakes or the Florida lakes. Where are they?

Words you may need: Nonyl phenol, sertoli cells, estrogen, testes, endocrine, reproductive, hermaphrodites, intersex, hypospadias, vitellogenin, ethynol, estradiol.