chapter 9 Flashcards
What is the male sex cell called?
Spermatozoon (sperm cell)
The spermatozoon carries nuclear hereditary material in its head region.
What structure makes the sperm cell mobile?
Flagellum
The flagellum is the tail of the spermatozoon.
How many spermatozoa out of 300 million can fertilize a single female ovum?
One spermatozoon
What are twins resulting from the fertilization of separate ova by separate sperm cells called?
Fraternal twins
What are twins resulting from the fertilization of a single egg by a single sperm called?
Identical twins
What hormone is responsible for male bodily characteristics?
Testosterone
Name one of the organs of the male reproductive system.
Testis, Scrotum, Perineum, Epididymis, Vas deferens, Seminal vesicles, Ejaculatory duct, Urethra, Prostate gland, Bulbourethral glands, Penis
These organs are designed to produce and release sperm cells.
What are bulbourethral glands also known as?
Cowper glands
What does ejaculation refer to?
Ejection of sperm and fluid from male urethra
What is the function of the epididymis?
Stores and carries sperm to the vas deferens
What is erectile dysfunction?
Inability of an adult male to achieve an erection; impotence
What is the sensitive tip of the penis called?
Glans penis
What is the function of the prostate gland?
Secretes fluid part of semen into urethra during ejaculation
What is the medical term for the foreskin?
Prepuce
What do seminal vesicles secrete?
Fluid into the vas deferens
What is the term for a sperm cell?
Spermatozoon
What does sterilization refer to?
Procedure that removes a person’s ability to produce or release reproductive cells
What is the combining form for testis?
Orch/o, Orchi/o, Orchid/o
What does the suffix -genesis mean?
Formation
What is the abbreviation for benign prostatic hyperplasia?
BPH
What does the PSA test for?
Levels of an antigen
What is the medical term for the removal of the prostate?
Prostatectomy
Which term means ‘no sperm or semen are produced’?
Aspermia
