Chapter 27: Male Reproductive System Flashcards
Male sex cells (sperm) are called _______.
Gametes
What are the regions of the male urethra?
spongy, membranous, and prostatic
List, in order, the phases of intercourse.
- excitement
- plateau
- orgasm
- resolution
What do the testes produce?
testosterone and sperm
The muscular tube about 45 cm long that passes through the spermatic cord and into the pelvic cavity is the _________.
vas deferens
In the male, FSH is secreted by the _______.
anterior pituitary
The inguinal canal contains a fold of ________ from the abdominopelvic cavity.
peritoneum
Where is a common site of hermiation in males?
Inguinal canal
Are gametes diploid or haploid?
Haploid, 1 copy of each type of chromosome.
Is each testicle classified as a endocrine or a exocrine gland?
both- the produce both sex hormones and sperm
The __________ allows the passage of the testis through the abdominal musculature during development.
Inguinal canal
A mature sperm cell is also known as a?
Spermatozoon
List 4 effects of dihydrotestosterone (DHT).
- sebum secretion which often leads to acne
- development of pubic hair
- darkening and thickening of the skin
- development of axillary and facial hair
The term for a fertilized egg is?
a zygote
Name the term for the process of sperm production.
Spermatogenesis
The head of the sperm is comprised of what 3 compinents?
- flagellar basal body
- a nucleus
- acrosome
Where is gonadotropin-releasing hormone (GnRH) produced?
the hypothalamus
The site of sperm maturation and storage is the _______.
Epididymis
Name the stem cell that produces spermatocytes.
Spermatogonium
What gland that secretes an alkaline fluid that lubricates that lubricates the head of the penis and neutralizes the acidic urethra during sexual arousal?
Bulbourethral glands
The hormone, acualr culls and inhibits FSH production from the pituitary.______, is released from the sustentacular cells and inhibits FSH production from the pituitary.
Inhibin
