Exam 20: The Reproductive Systembrad

Nuclear division in the specialized case of gametes is accomplished by meiosis,in which only a half set of genetic information is distributed to each of four new daughter cells.

After the onset of puberty,the ovary constantly alternates between what two phases?

The second stage of follicular development is conversion of selected primordial follicles into primary follicles.​

The epididymal ducts from each testis converge to form a large,thick-walled,muscular duct called the Wolffian duct.

The uterus consists of two main layers: the myometrium and the endometrium.

Together,an oocyte and surrounding granulosa cells make up a primordial follicle.

Describe the erection reflex.

Discuss the corpus luteum of pregnancy.​

The epithelial layer that encloses the amniotic cavity is called the amniotic sac,or __________.​

During sexual arousal,the__________ glands secrete mucus that provides lubrication for sexual intercourse.​

What peptide hormone causes cervical softening?

__________ is the primary stimulant of milk secretion.

Where is oxytocin stored?

During the __________phase following orgasm,sympathetic vasoconstrictor impulses slow the inflow of blood into the penis.​

What is the chromosomal designation of a human female?

What is the primary energy source for ejaculated sperm?

What are the three stages of labor?​

In humans,gametes contain only one member of each homologous pair for a total of __________ chromosomes -- the __________ number.​

The primary reproductive organs,or __________,consist of a pair of __________ in the male and a pair of ovaries in the female.​

Where is the coolest temperature found that is best suited for spermatogenesis?