CH 15 Flashcards
The Male Reproductive System
How many chromosomes does Primary spermatocyte have?
46 chromosomes
How many chromosomes does Secondary spermatocyte have?
23 chromosomes
Juan is 10 years old. What can he expect to happen in the next few years?
- His voice will deepen due to an increase of testosterone.
- He will begin to produce sperm.
- His FSH and LH production will increase.
The nurse understands that in the male anatomy, what gland surrounds the urethra just below the urinary bladder?
Prostate
During which stage of sexual response do neural signals cause the arteries in the penis to dilate, so the penile erectile tissues engorge with blood?
Arousal
Which part of the penis is surgically removed during a circumcision?
Prepuce
Where do sperm travel?
Sperm travel from the ductus deferens to the ejaculatory ducts.
The testicles belong to which two systems?
Reproductive and endocrine
What is the purpose of the vas deferens?
Transport sperm from the epididymis to the urethra
Which accessory gland produces trace amounts of a fluid that lubricate the end of the penis to make intercourse easier, and neutralizes the pH of the male urethra?
Bulbourethral
How do meiosis and mitosis differ?
Meiosis results in twice the number of daughter cells than does mitosis.
Where are sperm produced?
In the seminiferous tubules
Which of the following is not an accessory gland in the male reproductive system?
Glans penis
The testes descend through what opening in the abdominal wall?
Inguinal canal
What is the purpose of the sperm’s midpiece?
To contain mitochondria that supply ATP to energize the tail
The seminiferous tubules lead to which network of ducts located posteriorly in the testes?
Rete testis
Which of the following substances is responsible for the development of secondary sex characteristics?
Testosterone
Which of theses statements accurately describes mitosis and meiosis?
Mitosis is the type of cell division in which a parent cell of 46 chromosomes replicates, dividing into daughter cells
