40 Questions
What is the function of testosterone in males?
Promotes growth and development of bone, muscle, and testes
During fetal life, where are the testes located before descending into the scrotum?
In the abdominal cavity
What is the medical term for the inflammation of the testicles, often caused by a bacterial infection?
Orchitis
What is cryptorchidism?
Condition where one or both testes fail to descend
During fetal development, at what stage do the testes begin to form inside the scrotum?
Third trimester
What is orchitis?
Inflammation of the testes
Where are the interstitial cells located in the testes and what is their primary function?
Outside the testes, produce testosterone
Which hormone is primarily responsible for the development and maintenance of male secondary sexual characteristics like facial hair growth and deepening of the voice?
Testosterone
In which part of the testes does spermatogenesis take place?
Epididymis
Which condition is characterized by the failure of one or both testes to descend into the scrotum during development?
Cryptorchidism
What is the primary function of ovaries?
Creation of ova through oogenesis
Which structure anchors the ovaries to the uterus?
Ovarian ligament
What is the role of the corpus luteum in the menstrual cycle?
Prepares the uterus for pregnancy
When does ovulation typically occur in a 28-day cycle?
On the 14th day
Which structure in females is analogous to the testes in males?
Ovaries
Which hormone stimulates the release of hydrolytic enzymes from the acrosome of sperm during capacitation?
Luteinizing hormone (LH)
Which part of the sperm cell is primarily responsible for its movement or locomotion?
Head covered by acrosome
Which structure in the male reproductive system secretes inhibin to regulate the number of gametes produced?
Seminal vesicles
During which stage of spermatogenesis does FSH bind to Sertoli cells to promote the process?
Spermiogenesis
Cryptorchidism is a condition characterized by the failure of descent of which male reproductive organ?
Epididymis
What is the main function of the preputial glands?
Produce smegma oil
Which part of the penis surrounds the urethra and extends to the tip to form the glans?
Corpus spongiosum
What is responsible for the reflex movement of sperm and secretion of seminal fluid into the prostatic urethra?
Emission
During sexual arousal, which neurotransmitter is released to allow blood to fill the erectile tissue in the penis?
Nitric oxide
Which erectile tissue region contains most of the blood during erection and has its own central artery?
Corpora cavernosa
Which hormone is essential for the fetal development of the testes?
Human Chorionic Gonadotropin (HCG)
What is the primary function of testosterone in males?
Development of male secondary sexual characteristics
Which structure in the testes is responsible for sperm production?
Seminiferous tubules
Cryptorchidism refers to a condition where the testes are:
Located outside the scrotum
In orchitis, which part of the male reproductive system gets inflamed?
Epididymis
During fetal development, at what stage do the testes begin to form inside the scrotum?
Third trimester
Which structure is responsible for the production of testosterone in males?
Interstitial cells (Leydig cells)
What is the primary function of interstitial cells (Leydig cells) in the testes?
Production of testosterone
Cryptorchidism refers to which condition?
Undescended testes
Where are the testes located during fetal life before descending into the scrotum?
Inguinal canals
Which trimester marks the descent of the testes from the abdomen into the scrotum during fetal development?
Third trimester
True or False: The primary function of estrogen in males is to stimulate facial hair growth.
False
True or False: Cryptorchidism is a condition where testicular torsion occurs.
False
True or False: Spermatogenesis primarily occurs in the epididymis.
False
True or False: Orchitis is a normal physiological process occurring during male puberty.
False
This quiz covers the functions of the testes in the male genital system. Topics include the role of testosterone in promoting sexual characteristics, protein anabolism, and fluid balance, along with the influence of LH on gene transfer.
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