If the diagram represents a human's ovarian cycle, what is causing progesterone to drop at the end of
the cycle? - progesterone negative feedback
The release of a hormone from a cell that then exerts an effect on that same cell is an example of
________________ effect: - autocrine
What hormone ...
If the diagram represents a human's ovarian cycle, what is causing progesterone to drop at the end of
the cycle? - progesterone negative feedback
The release of a hormone from a cell that then exerts an effect on that same cell is an example of
________________ effect: - autocrine
What hormone exerts negative feedback on the anterior pituitary hormone FSH, but not on LH? -
inhibin
The ability of the lizard, Anolis carolinensis, to change color from green to brown is due to the
hormone... - MSH
Suckling would stimulate the release of... - prolactin
Name a hypothalamic hormone involved in reproduction - GnRH
What causes smooth muscle contractions in the uterus and mammary gland? - oxytocin
What enzyme converts ATP into cAMP? - adenylate cyclase
The vari Name a hormone involved in water regulation - ADH
ous components involved in the PKc signaling system (receptor, g-proteins, unique lipids, etc) are
maintained in close proximity to each other because they all reside in membrane components called: -
lipid rafts
The signal recognition particle binds to a receptor located on the... - endoplasmic reticulum
, What stimulates the production of testosterone in male and progesterone in the female? - LH
What assay is used for measuring the amount of hormone in a blood sample that utilizes radioactively
labeled hormone which competes with a non-labeled hormone for a restricted number of antibodies to
the hormone? - radioimmunoassay (RIA)
What metal is absolutely required for a steroid receptor to function? - Zinc
When estradiol is not present, its receptor is blocked from interacting with the DNA by... - HSP90
When estradiol is present, where does its receptor interact with DNA? - HRE
Diabetes insipidus results due to a lack of... - ADH
The protein precursor for thyroid hormone is... - thyroglobulin
The half life of prolactin is 20 mins. If 200 ug of prolactin is injected into a rabbit, how much remains in
the rabbit one hour later? - 25 ug. After 20 mins it's 100, 40 mins it's 50, and 20 minutes it's 25.
A _________________ must be modified in some way, removal of exons or glycoslyation, in order to be
converted into an active hormone. - prohormone
What interacts with the regulatory subunit of the protein kinase a tetramer, causing the the tetramer to
separate into individual subunits, permitting the kinase to be active? - cAMP
Prostaglandins and prostacyclins are made from this precursor: - arachidonic acid
Diacyl glycerol (DAG) can turn on which enzyme? - protein kinase c
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller PatrickKaylian. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $7.99. You're not tied to anything after your purchase.
