Podcast
Questions and Answers
Which of the following substances does not require active transport across the placenta?
Which of the following substances does not require active transport across the placenta?
- Nicotine
- Iron
- Amino acids
- Oxygen (correct)
When does the placenta take over the endocrine function from the corpus luteum?
When does the placenta take over the endocrine function from the corpus luteum?
- Weeks 12-17 (correct)
- Weeks 28-30
- Weeks 6-10
- Weeks 20-24
What is the significance of the hormone relaxin during pregnancy?
What is the significance of the hormone relaxin during pregnancy?
- It stimulates protein synthesis
- It inhibits contractions
- It stimulates ovulation
- It loosens the pelvis and dilates the cervix (correct)
What is the approximate increase in daily caloric intake required during the 2nd and 3rd trimesters of pregnancy?
What is the approximate increase in daily caloric intake required during the 2nd and 3rd trimesters of pregnancy?
What is the physiological response that occurs about 2 days before labor, indicating the onset of childbirth?
What is the physiological response that occurs about 2 days before labor, indicating the onset of childbirth?
What is the purpose of the hormone oxytocin during labor?
What is the purpose of the hormone oxytocin during labor?
What is the result of the fusion of the sperm and oocyte nuclei during fertilization?
What is the result of the fusion of the sperm and oocyte nuclei during fertilization?
Why are millions of sperm killed during fertilization?
Why are millions of sperm killed during fertilization?
What is the purpose of capacitation in sperm?
What is the purpose of capacitation in sperm?
What are the two layers that surround the oocyte?
What are the two layers that surround the oocyte?
What is the result of the acrosomal reaction during fertilization?
What is the result of the acrosomal reaction during fertilization?
What is the fertilization membrane?
What is the fertilization membrane?
What is the term for the process of the zygote and associated membranes moving to the uterus?
What is the term for the process of the zygote and associated membranes moving to the uterus?
What is the purpose of hCG during implantation?
What is the purpose of hCG during implantation?
What is the term for the primitive excertory duct that will become part of the urinary bladder?
What is the term for the primitive excertory duct that will become part of the urinary bladder?
What is the term for the process by which the embryo develops from a flat sheet of cells to a cylindrical shape?
What is the term for the process by which the embryo develops from a flat sheet of cells to a cylindrical shape?
What is the primary function of the foramen ovale and ductus arterioles in the infant's circulation?
What is the primary function of the foramen ovale and ductus arterioles in the infant's circulation?
What is the primary function of brown fat in the newborn infant?
What is the primary function of brown fat in the newborn infant?
What is the role of prolactin in lactation?
What is the role of prolactin in lactation?
What is the composition of colostrum secreted in the first 72 hours after birth?
What is the composition of colostrum secreted in the first 72 hours after birth?
What is the term for the expression of an individual's genotype?
What is the term for the expression of an individual's genotype?
What is the term for an individual who carries a recessive gene that can be passed on to their offspring?
What is the term for an individual who carries a recessive gene that can be passed on to their offspring?
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