LECTURE OBJECTIVES
1. Be able to recite from memory the major
developmental events during the first three weeks of gestation.
2. Be able to describe in a few sentences each
of the following developmental processes or events: gastrulation, hypertrophy,
hyperplasia, ovulation, fertilization, cleavage, blastocyst formation, implantation,
cavitation, capacitation.
3. Be prepared to define each of the following
terms briefly: germ layer, hypoblast, epiblast, endoderm, mesoderm, ectoderm,
cytotrophoblast, syncytiotrophoblast, sperm, egg, gamete, zygote, germ cell,
ejaculation, ampulla, somite, primitive streak, chorion, allantois.
4. Be able to define or describe the following
terms or structures in a few sentences each, or with a diagrammatic sketch if
necessary: diploid, germ line,
primordial germ cell, gonad, sexual dimorphism, germ layer, mitosis, meiosis,
haploid, oogonia, primary oocyte, secondary oocyte, meiotic prophase, Graafian
follicle, primordial follicle, corpus luteum, acrosome, polar body,
spermiogenesis, spermatogonium, spermatid, spermatozoa, non-disjunction, trisomy,
monosomy.
5. Be able to identify the number of autosomes
and sex chromosomes in the forming gametes at every stage during gametogenesis.
6. Be prepared to list the major events in the
formation of oocytes and sperm cells, and to indicate the stage in human
development when each takes place.
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