Development And Inheritance
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- An Introduction to Anatomy and PhysiologyThe Chemical Level of OrganizationThe Cellular Level of OrganizationThe Tissue Level of OrganizationThe Integumentary SystemBones and Bone StructureThe Axial SkeletonThe Appendicular SkeletonJointsMuscle TissueThe Muscular SystemNervous TissueThe Spinal Cord, Spinal Nerves, and Spinal ReflexesThe Brain and Cranial NervesSensory Pathways and the Somatic Nervous SystemThe Autonomic Nervous System and Higher-Order FunctionsThe Special SensesThe Endocrine SystemBloodThe HeartBlood Vessels and CirculationThe Lymphatic System and ImmunityThe Respiratory SystemThe Digestive SystemMetabolism, Nutrition, and EnergeticsThe Urinary SystemFluid, Electrolyte, and Acid-Base BalanceThe Reproductive SystemDevelopment and Inheritance
Question 1
Free
Multiple Choice
The gradual modification of anatomical structures and physiologic characteristics from fertilization to maturity is termed
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gametogenesis.
ontogeny.
development.
transformation.
disablement.
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Question 2
Free
Multiple Choice
The formation of different types of cells required in development, or ________ , occurs through selectivechanges in genetic activity.
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differentiation
cupellation
deployment
gametogenesis
phylogeny
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Question 3
Free
Multiple Choice
The transfer of genetically determined characteristics from generation to generation is termed
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development.
differentiation.
inheritance.
phylogeny.
maturity.
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Question 4
Free
Multiple Choice
Sperm cannot fertilize an oocyte until they
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undergo capacitation.
undergo meiosis.
lose their flagellum.
are in the vagina for 3 days.
are activated by sustentacular cells of the vagina.
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Question 5
Free
Multiple Choice
Which of the following is not part of oocyte activation?
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softening of the zona pellucida
influx of sodium ion
membrane depolarization
release of calcium ion from smooth ER
discharge of exocytotic vesicles adjacent to the oocyte membrane
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Question 6
Multiple Choice
Polyspermy results in
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twins.
fetuses with different fathers.
haploid individuals.
chimeric adults.
a nonfunctional zygote.
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Question 7
Multiple Choice
During amphimixis,
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sperm become haploid.
the ovum finishes meiosis II.
the male and female pronuclei fuse.
meiosis occurs.
gametes are formed.
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Question 8
Multiple Choice
The site where fertilization normally occurs is in the
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cervix.
fimbrae.
uterine wall near the fundus.
outer one-third of the uterine tube.
union of the vagina and uterus.
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Question 9
Multiple Choice
The layer of follicle cells that surround the unfertilized egg is called the
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zona pellucida.
corona radiata.
Graafian follicle.
functional zone.
tunica follicularis.
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Question 10
Multiple Choice
Block to polyspermy is prevented by the ________ reaction.
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metabolic
gamete
gollumina
cortical
polarity
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Question 11
Multiple Choice
The cell that directly results from the fusion of a secondary oocyte and a single sperm is called a(n)
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ootid.
gastrula.
blastula.
morula.
zygote.
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Question 12
Multiple Choice
Sperm release ________ to break down the bonds between adjacent follicle cells surrounding the oocyte.
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relaxin
hyaluronidase
calcium
zonal inhibiting proteins
glucose
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Question 13
Multiple Choice
Fertilization stimulates the oocyte to enter meiosis II and the fertilized oocyte is called a(n)
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oogonium.
primary oocyte.
secondary oocyte.
ovum.
polar body.
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Question 14
Multiple Choice
The developmental period that is the period of all embryological and early fetal development is
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the first trimester.
the second trimester.
the third trimester.
infancy.
adolescence.
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Question 15
Multiple Choice
The period of gestation that is characterized by rapid fetal growth and fat deposition is the ________ trimester.
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first
second
third
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Question 16
Multiple Choice
The period of gestation when organs and organ systems complete most of their development and the fetus looks distinctly human is the ________ trimester.
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first
second
third
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Question 17
Multiple Choice
The term ________ refers to the time spent in prenatal development.
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transformation
micturition
parturition
gestation
cleavage
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Question 18
Multiple Choice
The human gestation period consists of
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fertilization and one trimester.
two trimesters of 1 month each.
three trimesters of 1 month each.
two trimesters of 2 months each.
three trimesters of 3 months each.
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Question 19
Multiple Choice
Which of the following statements concerning development is false?
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The term induction refers to the chemical interplay between developing cells.
The developing oocyte receives molecules that affect development from the surrounding granulosa cells.
Each blastomere in the blastocyst receives exactly the same cytoplasmic composition.
Differences in a cell's cytoplasmic makeup affect the cell's genetic activity.
Cells release molecules that affect the developmental process of neighboring cells.
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Question 20
Multiple Choice
After fertilization, the first cell division is completed
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within a few seconds.
within the hour.
about 6 hours later.
in 12 hours.
about 30 hours later.
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