Anatomy, i need help with these two questions please?!


Question: Anatomy, i need help with these two questions please!?
1!. Cellular responses to hormones that initiate second-messenger systems include!?
A) cyclic AMP phosphodiesterase formation of an active second messenger
B) formation of a specific protein kinase that acts on a series of extracellular intermediates
C) hormone binding to intracellular receptors
D) possible activation of several different second-messenger systems

2!. Which of the following statements about the female reproductive process is NOT true!?
A) Fertilization usually occurs in the fallopian tube!.
B) The monthly discharge of the uterus (menses) is initiated by the decrease in secretion of female hormones!.
C) Rebuilding the endometrium is under the control of prolactin!.
D) Ovulation usually occurs 14 days after the beginning of menses!.Www@Answer-Health@Com


Answers:
Hi Casey!

1!. A
This is one of the most important steps in the cAMP 2nd messenger system!.

B is wrong because of the word "extracellular" (it should be intracellular
C is wrong because of the word "intracellular" (should now be extracellular)
D is wrong because each initiation hormone can only elicit one type of 2nd messenger system


2!. C!.
Endometrial rebuilding (aka 'proliferative phase') is driven and regulated by ESTROGEN, not prolactin!.

A is true (and therefore an incorrect answer)!. FERTILIZATION DOES OCCUR IN THE FALLOPIAN TUBE! (for all mammals!)
Pcat: I think you meant implantation, which normally occurs in the uterus, but implantation in fallopian tube results in ectopic pregnancy!.
B and D are also true, and therefore wrong answers!.Www@Answer-Health@Com

I!. I dont know
2!. A!. Fertilization ususlly occurs in the uterus!. If it occurs in the fallopian tube it can resut in a tubal pregnancy!.Www@Answer-Health@Com

is this for like health class or something!?Www@Answer-Health@Com





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