What are male gametes called?
Leydig cells ________.
- secrete testosterone
- activate the sperm flagellum
- support spermatogenesis
- secrete seminal fluid
Which hypothalamic hormone contributes to the regulation of the male reproductive system?
- luteinizing hormone
- gonadotropin-releasing hormone
- follicle-stimulating hormone
What is the function of the epididymis?
- sperm maturation and storage
- produces the bulk of seminal fluid
- provides nitric oxide needed for erections
Spermatogenesis takes place in the ________.
- prostate gland
- glans penis
- seminiferous tubules
- ejaculatory duct
What are the female gonads called?
When do the oogonia undergo mitosis?
- before birth
- at puberty
- at the beginning of each menstrual cycle
- during fertilization
From what structure does the corpus luteum originate?
- uterine corpus
- dominant follicle
- fallopian tube
- corpus albicans
Where does fertilization of the egg by the sperm typically occur?
- uterine tube
Why do estrogen levels fall after menopause?
- The ovaries degrade.
- There are no follicles left to produce estrogen.
- The pituitary secretes a menopause-specific hormone.
- The cells of the endometrium degenerate.
The vulva includes the ________.
- lactiferous duct, rugae, and hymen
- lactiferous duct, endometrium, and bulbourethral glands
- mons pubis, endometrium, and hymen
- mons pubis, labia majora, and Bartholin’s glands
What controls whether an embryo will develop testes or ovaries?
- pituitary gland
- Y chromosome
- presence or absence of estrogen
Without SRY expression, an embryo will develop ________.
- male reproductive structures
- female reproductive structures
- no reproductive structures
- male reproductive structures 50 percent of the time and female reproductive structures 50 percent of the time
The timing of puberty can be influenced by which of the following?
- amount of body fat
- all of the above