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BIOL 404-Exam 4-Reproduction 21
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What action does estrogen, progesterone, prolactin and human placental prolactin cause all together?
Development of glandular breast tissue
What hormone causes the erythrocyte volume to increase during pregnancy?
Erythropoietin
Why does the hematocrit decrease very slightly during pregnancy?
The plasma volume increases slightly more than the RBC volume
What causes the plasma volume to increase during pregnancy?
Retention of salt and water, via aldosterone, vasopressin and estrogen
What happens to the bones during pregnancy?
Bone turn over
What hormones promote bone turnover during pregnancy?
parathyroid hormone and 1,25-dihydroxyvitamin D
What action do parathyroid hormone and 1,25-dihydroxyvitamin D have together during pregnancy?
Increased bone turnover
What is the average increase in body weight during pregnancy?
12.5 kg
How much of the increased body weight during pregnancy is water?
60%
What happens to cardiac output during pregnancy?
Increases
What happens to total peripheral resistance during pregnancy?
Decreases
What happens to mean aterial pressure during pregnancy?
It stays the same
Why does mean arterial pressure stay the same during pregnancy when cardiac output increases?
The total peripheral resistance decreases
What metabolic activities increase during pregnancy?
Gluconeogenisis
FA mobilization
Gluconeogenisis
Why are pregnant women hyporesponsive to insulin?
placental lactogen and cortiol secretion
What do placental lactogen and cortisol secretion cause together during pregnancy?
Hyposensitivity to insulin
what time period are appetite and thirst most increased during pregnancy?
The first trimester
What is parturition?
Childbirth
What is another name for childbirth?
Parturition
What is the term of loss of amniotic fluid?
Water breaking
What two things move the baby out?
Uterine contractions
Abdominal contractions
What general type of cues cause the positive feedback that induces labor?
neural
chemical
What is major stimulus for labor to begin?
Cervical stretch from the fetus's head pushing downward
Stretch of the cervix provides positive feedback to what organs?
Uterus
Hypothalamus
Author
kyleannkelsey
ID
216377
Card Set
BIOL 404-Exam 4-Reproduction 21
Description
BIOL 404-Exam 4-Reproduction 21
Updated
2013-04-28T19:21:44Z
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