Human Development and Genetics
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| The period from fertilization of the egg until birth is called? | show 🗑
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| show | Fertilization
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| show | Fallopian tubes
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| A change or maturation of the sperm that takes place as it is swimming through the uterus and fallopian tubes is called? | show 🗑
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| During fertilization the acrosome becomes more? | show 🗑
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| Since the acrosome is more fragile this allows the acrosome to burst and do what to the egg? | show 🗑
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| Once a perm enters the egg the membrane changes to ______ another sperm from entering? | show 🗑
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| show | 23, 23, 46
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| show | 22 pairs
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| During fertilization there is only one pair of sex chromosomes given __ for females __ for males? | show 🗑
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| Mitotic dividing of the zygote is called? | show 🗑
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| show | Blastocyst
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| The hollow space that is filled with fluid? | show 🗑
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| The trophoblast is the _______ layer of cells? | show 🗑
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| The inner layer of cells is called? | show 🗑
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| The bonding of zygote to the uterine wall 5-8 days after fertilization is called? | show 🗑
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| Embryonic membrane that froms the fetal portion of the placenta is called the? | show 🗑
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| show | Omnion
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| show | Stem cells
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| show | Embryo
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| show | Embryonic disc
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| Germ layers form after 14 days how many layers will be formed? | show 🗑
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| Outer epidermis and its derivcatives, nervous system, lens, cornea, internal ear are all created in this layer? | show 🗑
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| Middle dermis, bone, cartilage, muscle, kidneys, blood are all formed in this layer? | show 🗑
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| show | Endoderm
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| show | Embryonic membranes
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| show | Yolk sac
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| The yolk sac later becomes part of the what? | show 🗑
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| The thin membrane that surrounds the embryo is called? | show 🗑
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| show | Amniotic fluid
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| show | Urine, sloughed off cells
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| show | Amniocentesis
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| show | Chorion
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| The projections from the chorion into the endometrium that become the fetal part of the placenta are called? | show 🗑
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| At how many weeks does the embryo take form with the head and limbs and beating heart? | show 🗑
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| At what week are the organ systems established in the embryo? | show 🗑
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| show | 9-40th
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| The maternal and fetal tissue structure that separates fetal and maternal blood is called? | show 🗑
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| The placenta is formed by how many weeks? | show 🗑
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| What size is the placenta? | show 🗑
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| The placenta produces hormones to maintain pregnancy what hormones are these? | show 🗑
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| show | Pregnancy tests
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| show | Testing blood
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| show | Relaxin
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| Relaxin also permits ________ of the pubic symphysis and ligaments? | show 🗑
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| The placenta being birthed after the fetus is called? | show 🗑
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| What connects the fetus to the placenta? | show 🗑
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| show | back and fourth
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| show | away and toward
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| show | Parturition
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| The sequence of events that occur during birth is called? | show 🗑
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| What stage of labor are you in if you are dilating and effacing, the amniotic sac breaks, the mucus plug is released? | show 🗑
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| What stage of labor is the delivery of the infant? | show 🗑
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| What stage of labor is the delivery of the placenta? | show 🗑
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| show | Infant
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| The cord is clamped, nose and mouth aspirated when are these things done? | show 🗑
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| show | CO2
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| Breathing promotes pulmonary circulation which closes the what? | show 🗑
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| Most of our characteristics are determined or influenced by what? | show 🗑
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| If a genes information is used for something such as making a protein it is said to be? | show 🗑
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| show | jaundice
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| The actual physical genetic makeup is called? | show 🗑
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| show | phenotype
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| The 2 or more possibilities for the expression of a pair of genes is called? | show 🗑
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| When both alleles are the same this is called? | show 🗑
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| show | Heterozygous
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| show | heterozygous
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| The gene that is expressed of the 2 is called? | show 🗑
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| show | Recessive
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| The recessive gene is not lost just not expressed, but can be __________ on to offspring? | show 🗑
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| A diagram to illustrate how genes are expressed is called? | show 🗑
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| show | Possibilities
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| How many human genes are there? | show 🗑
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| Every gene has been mapped according to the what? | show 🗑
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| show | Genetic disease
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