NSC 301 EXAM 1 QUESTIONS AND
ANSWERS WITH COMPLETE
SOLUTIONS 100% CORRECT RATED
A+
Preconception Health
✔✔ The health status of women and men during their reproductive years before
pregnancy occurs
Preconception Interventions Reduce the Risks of
✔✔ Adverse pregnancy outcomes
✔✔ Birth defects
✔✔ Fetal loss
✔✔ Low birth weight
✔✔ Preterm delivery
Fecundity
✔✔ The biological ability to reproduce and have children
Healthy couples have a _________ chance of conception within a given menstrual
cycle
✔✔ 20–25% chance
Common Causes of Miscarriage
✔✔ Fetal abnormalities or defects
✔✔ Maternal infections
✔✔ Abnormalities of the uterus
✔✔ Endocrine or hormonal disturbances
✔✔ Drug or alcohol use
,Subfertility -ANSWER ✔✔reduced level of fertility characterized by unusually
long
time for conception (18% of US couples)
Subfertility examples -ANSWER ✔✔-multiple miscarriages
-sperm abnormalities
-infrequent ovulation
PERIconceptional period -ANSWER ✔✔the time around conception (1 month
before conception-3 months after)
anovulatory cycles -ANSWER ✔✔not ovulating
menarche -ANSWER ✔✔1st menstrual cycle
men that r fat have -ANSWER ✔✔decreased libido and sperm production
Most common nutritional deficiency -ANSWER ✔✔iron
Heme iron -ANSWER ✔✔-RBCs (think hemoglobin)
-more readily absorbed (animal sources)
-lean meats, fish, poultry
Non heme iron sources -ANSWER ✔✔dark leafy greens, dried fruit, beans, iron
fortified grains
,What vitamin helps increase iron absorption? -ANSWER ✔✔C
Iron DRI for women -ANSWER ✔✔18 mg
Iron for post-menopausal females and adult males -ANSWER ✔✔8 mg
`Critical period -ANSWER ✔✔btwn 3-4 weeks (21-27) days after conception
Folate for preconceptional women -ANSWER ✔✔400 mcg
Folate deficiency causes -ANSWER ✔✔neural tube defects, spina bifida
Folate sources -ANSWER ✔✔white bread, grits, crackers, rice, pasta, cereral
Risk group for neural tube defects -ANSWER ✔✔-hispanic women
-anti-sezuire drug
-previous NTD
T or F: intake of antioxidants plays role in fertility for both men and women -
ANSWER ✔✔true
Oxidative stress in men vs women -ANSWER ✔✔men- free rads attack PUFAs in
sperm membranes, decrease sperm motility, reduce ability to fuse with egg
women- harm the egg & impact implantation of egg in uterus wall
, What helps reduce oxidative stress? -ANSWER ✔✔Zinc
(also helps sperm maturation & testosterone synthesis)
How many drinks increase testosterone levels, sperm count, shape, reduces sperm
concentration? -ANSWER ✔✔5 to 25 drinks a week
Caffine & fertility have a stronger effect when? -ANSWER ✔✔when women
smoke
Ova - singular ovum) -ANSWER ✔✔eggs that females produce and store within
ovaries
If the ovum is ________ by a sperm, the stored blood
and nutrients are used to support the growth of the
fertilized ovum when implanted in the uterus -ANSWER ✔✔fertilized
GnRH -ANSWER ✔✔stimulates pituitary to release FSH and LH
Follicle stimulating hormone -ANSWER ✔✔stimulates growth of ova
Luteinizing hormone -ANSWER ✔✔stimulates secretion of progesterone
What are the 2 phases of menstrual cycle? -ANSWER ✔✔1. Follicular (1st half,
follicle growth and maturation)
2. Luteal (last half, begins after ovulation, formation of corpus luteum)
ANSWERS WITH COMPLETE
SOLUTIONS 100% CORRECT RATED
A+
Preconception Health
✔✔ The health status of women and men during their reproductive years before
pregnancy occurs
Preconception Interventions Reduce the Risks of
✔✔ Adverse pregnancy outcomes
✔✔ Birth defects
✔✔ Fetal loss
✔✔ Low birth weight
✔✔ Preterm delivery
Fecundity
✔✔ The biological ability to reproduce and have children
Healthy couples have a _________ chance of conception within a given menstrual
cycle
✔✔ 20–25% chance
Common Causes of Miscarriage
✔✔ Fetal abnormalities or defects
✔✔ Maternal infections
✔✔ Abnormalities of the uterus
✔✔ Endocrine or hormonal disturbances
✔✔ Drug or alcohol use
,Subfertility -ANSWER ✔✔reduced level of fertility characterized by unusually
long
time for conception (18% of US couples)
Subfertility examples -ANSWER ✔✔-multiple miscarriages
-sperm abnormalities
-infrequent ovulation
PERIconceptional period -ANSWER ✔✔the time around conception (1 month
before conception-3 months after)
anovulatory cycles -ANSWER ✔✔not ovulating
menarche -ANSWER ✔✔1st menstrual cycle
men that r fat have -ANSWER ✔✔decreased libido and sperm production
Most common nutritional deficiency -ANSWER ✔✔iron
Heme iron -ANSWER ✔✔-RBCs (think hemoglobin)
-more readily absorbed (animal sources)
-lean meats, fish, poultry
Non heme iron sources -ANSWER ✔✔dark leafy greens, dried fruit, beans, iron
fortified grains
,What vitamin helps increase iron absorption? -ANSWER ✔✔C
Iron DRI for women -ANSWER ✔✔18 mg
Iron for post-menopausal females and adult males -ANSWER ✔✔8 mg
`Critical period -ANSWER ✔✔btwn 3-4 weeks (21-27) days after conception
Folate for preconceptional women -ANSWER ✔✔400 mcg
Folate deficiency causes -ANSWER ✔✔neural tube defects, spina bifida
Folate sources -ANSWER ✔✔white bread, grits, crackers, rice, pasta, cereral
Risk group for neural tube defects -ANSWER ✔✔-hispanic women
-anti-sezuire drug
-previous NTD
T or F: intake of antioxidants plays role in fertility for both men and women -
ANSWER ✔✔true
Oxidative stress in men vs women -ANSWER ✔✔men- free rads attack PUFAs in
sperm membranes, decrease sperm motility, reduce ability to fuse with egg
women- harm the egg & impact implantation of egg in uterus wall
, What helps reduce oxidative stress? -ANSWER ✔✔Zinc
(also helps sperm maturation & testosterone synthesis)
How many drinks increase testosterone levels, sperm count, shape, reduces sperm
concentration? -ANSWER ✔✔5 to 25 drinks a week
Caffine & fertility have a stronger effect when? -ANSWER ✔✔when women
smoke
Ova - singular ovum) -ANSWER ✔✔eggs that females produce and store within
ovaries
If the ovum is ________ by a sperm, the stored blood
and nutrients are used to support the growth of the
fertilized ovum when implanted in the uterus -ANSWER ✔✔fertilized
GnRH -ANSWER ✔✔stimulates pituitary to release FSH and LH
Follicle stimulating hormone -ANSWER ✔✔stimulates growth of ova
Luteinizing hormone -ANSWER ✔✔stimulates secretion of progesterone
What are the 2 phases of menstrual cycle? -ANSWER ✔✔1. Follicular (1st half,
follicle growth and maturation)
2. Luteal (last half, begins after ovulation, formation of corpus luteum)
