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Testicular Descent: Stages and Development

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Testicular Descent: Stages and Development

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Questions and Answers

What is the primary mediator of the transabdominal phase of testicular descent?

Testosterone

INSL-3 (correct)

Dihydrotestosterone

Androgen

Which of the following structures is responsible for the regression of the cranial suspensory ligament during testicular descent?

INSL-3

Androgen

Dihydrotestosterone

Testosterone (correct)

What are the three layers of fascia that make up the spermatic cord?

External spermatic, internal spermatic, dorsal spermatic

External spermatic, dorsal spermatic, gubernaculum

Cremasteric, internal spermatic, inguinal

External spermatic, cremasteric, internal spermatic (correct)

Which of the following hormones is involved in the further development of the penis and scrotum during testicular descent?

Dihydrotestosterone Signup and view all the answers

What is the main component of the gubernaculum that helps guide the testes during testicular descent?

Gubernaculum Signup and view all the answers

What is the primary cause of external genitalia differentiation in males?

Androgens secreted by the testes Signup and view all the answers

What is the location of the testes before their descent?

Behind the peritoneum Signup and view all the answers

Which of the following is NOT a component of the spermatic cord?

Fallopian tube Signup and view all the answers

What is the purpose of Anti-Mullerian Hormone in genitalia differentiation?

Inhibits the development of Mullerian ducts Signup and view all the answers

What is the anatomy of the inguinal canal?

A narrow passage through the abdominal wall Signup and view all the answers

What is the primary function of Leydig cells in genitalia differentiation?

Producing testosterone and INSL-3 Signup and view all the answers

What is the name of the procedure discussed in the article by Yin et al. (2013)?

Holmium laser enucleation of the prostate Signup and view all the answers