Chap 28 Flashcards
What do the seminal vesicles secrete?
Alkaline fluid containing fructose, prostaglandins, and clotting proteins
Fructose nourishes sperm, prostaglandins play a role in sperm motility, and clotting proteins help in semen coagulation.
What is the function of the prostate gland?
Secretes slightly acidic fluid containing citric acid, proteolytic enzymes, and seminalplasmin
Citric acid serves as an energy source, proteolytic enzymes aid in sperm activation, and seminalplasmin has antibacterial properties.
What do the bulbourethral (Cowper’s) glands secrete?
Alkaline mucus to neutralize acidity in the urethra and lubricate it
Define spermatid.
Immature, round cell resulting from meiosis
Define sperm.
Fully mature cell with a head (with acrosome), midpiece (with mitochondria), and tail (flagellum) for motility
What is the role of the epididymis?
Site of sperm maturation and storage until ejaculation
What do interstitial endocrine cells produce?
Testosterone
Testosterone production is stimulated by luteinizing hormone (LH).
What does the corpus luteum secrete?
Progesterone
Progesterone maintains the uterine lining during the luteal phase and early pregnancy.
What occurs during the follicular phase of the ovarian cycle?
Follicle grows and matures, stimulated by FSH
What triggers ovulation?
LH surge
What happens during the luteal phase of the ovarian cycle?
Corpus luteum forms and secretes progesterone
What occurs during the menstrual phase of the uterine cycle?
Shedding of the functional layer of the endometrium
What happens during the proliferative phase of the uterine cycle?
Estrogen stimulates rebuilding of the endometrium
What is the secretory phase of the uterine cycle?
Progesterone prepares the endometrium for implantation
Fill in the blank: The time between the end of menstruation and ovulation is called the _______.
Preovulatory Phase
