Exam 27: Development Heredity

The fusion of the pronuclei can occur after the oocyte completes:

During month 4 of prenatal development, the fetus turns upside down in the vertex position.

Which antibodies are found in colostrum?

Breast milk also acts as a mild laxative and helps cleanse meconium, a tarry, green fecal material made up of bile and other wastes that is first excreted by the newborn.

What connects the placenta to the fetus?

What process starts at the embryonic period?

What is the first major event of organogenesis?

Which of the following releases human chorionic gonadotropin (hCG)?

What is NOT allowed to pass through the placental barrier between maternal and fetal blood supplies?

What makes estrogen and progesterone after the fourth month of pregnancy to maintain the uterine lining?

Which hormone makes the medullary respiratory center more sensitive to carbon dioxide levels during pregnancy?

Which reaction releases enzymes such as hyaluronidase and acrosin that allow sperm to penetrate the corona radiata of the secondary oocyte?

Which of the following implants in, or attaches to, the endometrium of the uterus?

In the case of blood types, both alleles A and B may be expressed as the phenotype. This exemplifies:

Explain what is meant when a pregnant woman says her "water has broken." Discuss the stage of labor during which this event occurs.

The Apgar score is assigned for several criteria measured at birth. What is NOT measured?

Which of the following is NOT a function of amniotic fluid?

Along which line of the embryo does the primitive streak form?