QUESTIONS AND CORRECT
ANSWERS | EXPERT VERIFIED
Hormonal regulation of the menstrual cycle - ANSWER ✔✔- estrogen
stimulates the hypothalamus to secrete GnRH
- GnRH stimulates pituitary gland to release FSH and LH
- corpus luteum forms after ovulation and secretes progesteron and
estrogen
- inhibits GnRH, inhibiting FSH and LH
- corpus luteum degenerates and blood levels of progesterone and
estrogen decline
,- shedding of the uterine lining = menstrual flow
FSH - ANSWER ✔✔- promotes follicle growth and maturation of
follicles
- causes follicles to secrete more estrogen
- peaks on day 14 of cycle
LH - ANSWER ✔✔- surge results in release of an egg from a follicle
= ovulation
- peaks on day 14 of cycle
estrogen - ANSWER ✔✔stimulates release of GnRH in follicular
phase and inhibits in luteal phase, stimulates thickening of uterine wall
during menstrual cycle
progesterone - ANSWER ✔✔- prepares uterus for fertilized ovum and
to maintain a pregnancy.
- stimulates uterine lining buildup during menstrual cycle
acute undernutrition in fertility - ANSWER ✔✔- associated with
traumatic decline in fertility
- recovers when foot intake improves
, chronic undernutrition - ANSWER ✔✔- birth of small and frail infants
with high likelihood of death in the 1st year of life
nutrition strategies to support conception - ANSWER ✔✔- folate: 400
mcg/day (essential for closure of neural tube)
- iron: 18 mg/day (consume w vit C)
- zinc: 11mg for men
- mediterranean diet
- avoid high caffeine
- antioxidants to protect eggs and sperm from damage
- avoid plant based diets in women
folate during pregnancy - ANSWER ✔✔- 600 mcg of DFE per day
(1mcg from food = 1 mcg DFE)
- asparagus, beets, broccoli, citrus fruits, brussel sprouts, nuts and
seeds, leafy green, legumes, eggs, avocados, mangos, bananas,
papaya
- essential for dna synthesis
neural tube defects - ANSWER ✔✔- caused by folate deficiency
- spina bifida
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