Exam 27: Development and Inheritance

This is the portion of the endometrium that lies between the embryo and the stratum basalis.

Which condition listed is a malpresentation in which the fetal buttocks or lower limbs present into the maternal pelvis?

What is line "G" pointing to?

This develops from the epiblast and carries a protective fluid.

Labor cannot take place until all of this hormone's effects are diminished.

How many pairs of pharyngeal arches are there?

Distinguish between genotype and phenotype and explain how the environment may affect each.

Which of the terms below describes the development of an organism from an undifferentiated cell?

Which of the terms below describes the beginning or first discernable indication of the development of an organ or structure?

Which one represents the morula stage?

This is any agent or influence that causes developmental defects in an embryo.

When phenotype can be drastically different depending on parental origin it is called:

This is the part of the blastocyst that promotes implantation and produces hCG.

Which of the terms below describes the chromosomal characteristic of an individual presented as a systematic arrangement of pairs of metaphase chromosomes arranged by size?

This is composed of the syncytiotrophoblast and the cytotrophoblast.

If one parent has type A blood and one parent has type B blood,what blood type is possible for their child?

This will become the primary structure for exchange of material between the mother and the fetus.

Which condition listed is an infectious disease of childbirth resulting from an infection originating in the birth canal and affecting the mother's endometrium?

Which condition listed gives rise to individuals that are: somewhat mentally disadvantaged,sterile males with undeveloped testes,scant body hair,and enlarged breasts?

In a heterozygous individual for a certain trait,the dominant allele gives Huntington's disease.What is the masked,recessive trait in this individual?