Deck 37: Gonadal Hormones, oral Contraceptives, and Erectile Dysfunction Dru

Question 1

How does progestin help to reduce the risk of endometrial cancer when added to estrogen replacement therapy?

A) Up regulates the number of progestin receptors
B) Down regulates the number of progestin receptors
C) Up regulates the number of estrogen receptors
D) Down regulates the number of estrogen receptors

Answer 1

Down regulates the number of estrogen receptors

Question 2

During oogenesis,the cells that are arrested in prophase of the first meiotic division are:

A) Primary oocytes
B) Secondary oocytes
C) Tertiary oocytes
D) Oogonia

Answer 2

Primary oocytes

Question 3

What can be used to relieve sweat,hot flashes,and headaches caused by too high a dose of estrogen?

A) Estrone
B) Progestin
C) FSH
D) GnRH

Answer 3

Progestin

Question 4

How does clomiphene work as a synthetic ovulation stimulant?

A) As an estrogen agonist that inhibits negative feedback to the pituitary
B) As an estrogen agonist that promotes negative feedback to the pituitary
C) As an estrogen antagonist that inhibits negative feedback to the pituitary
D) As an estrogen antagonist that promotes negative feedback to the pituitary

Question 5

Which hormones are released from the anterior pituitary in the hypothalamic-anterior pituitary gonadal axis?

A) FSH and LH
B) FSH and GnRH
C) LH and estrogen
D) LH and GnRH

Question 6

Which of the following would not be a risk associated with taking HRT?

A) Heart attack
B) Osteoporosis
C) Stroke
D) Breast cancer

Question 7

Estrogens released from the ovary will:

A) Increase secretion of GnRH through positive feedback
B) Decrease secretion of GnRH through negative feedback
C) Increase secretion of FSH and LH through positive feedback
D) Decrease secretion of FSH and LH through negative feedback

Question 8

Which hormone would be expected to have an inhibitory effect on endometrial muscle contractions?

A) Estriol
B) Estradiol
C) Estrone
D) Progesterone

Question 9

Which naturally occurring estrogen is the most abundant and active in the female body?

A) Progesterone
B) Estrone
C) Estradiol
D) Estriol

Question 10

A miscarriage can happen if:

A) The placenta degenerates before the corpus luteum can maintain hormone level.
B) Levels of LH and FSH decrease before the ova can maintain hormone level.
C) The corpus luteum degenerates before the placenta can maintain hormone level.
D) Levels of LH and FSH decrease before the placenta can maintain hormone level.

Question 11

A triphasic oral contraceptive contains:

A) Two different-strength estrogen pills and a progestin pill
B) Three different strengths (dose ratio) of estrogen to progestin in a pill
C) Two different strengths (dose ratio) of estrogen to progestin in a pill
D) Three different strengths (dose ratio) of progestin to estrogen in a pill

Question 12

Sperm production is enhanced through the synergistic interaction between which two hormones?

A) GnRH and DHEA
B) GnRH and testosterone
C) Testosterone and FSH
D) Testosterone and LH

Question 13

The potential for adverse events from HRT depends on which two factors?

A) Dose and increased prothrombin levels
B) Increased prothrombin levels and length of treatment
C) Dose and length of treatment
D) Hypertension and hypercholesterolemia

Question 14

The risk of older women having offspring with Down syndrome is due to chromosomal changes occurring in the ova:

A) Arrested in prophase of the second meiotic division
B) Arrested in metaphase of the second meiotic division
C) Arrested in prophase of the first meiotic division
D) Arrested in metaphase of the first meiotic division

Question 15

Which clinical condition has shown an improvement with HRT?

A) Osteoporosis
B) Dysmenorrhea
C) Infertility
D) Diabetes

Question 16

What relationship does estrogen have with PTH (parathyroid hormone)?

A) Estrogen inhibits PTH, which inhibits osteoclasts.
B) Estrogen inhibits PTH, which activates osteoclasts.
C) Estrogen activates PTH, which inhibits osteoclasts.
D) Estrogen activates PTH, which activates osteoclasts.

Question 17

Progesterone uses _____ to cause levels of LH and FSH to _____.

A) Positive feedback, decrease
B) Negative feedback, decrease
C) Positive feedback, increase
D) Negative feedback, increase

Question 18

Which cycle consists of a follicular,ovulation,and luteal phase?

A) Menstrual cycle
B) Endometrial cycle
C) Ovarian cycle
D) Reproductive cycle

Question 19

In order for proper HRT combinations to be determined,physicians will _____ in postmenopausal women.

A) Conduct fasting blood glucose testing
B) Conduct bone mineral density testing
C) Monitor hormone blood levels
D) Monitor symptoms experienced

Question 20

Ovulation occurs as a result of a surge from which hormone?

A) LH
B) FSH
C) GnRH
D) Progesterone