medical notes

Apr 17th, 2015
Studypool Tutor
Price: $5 USD

Tutor description

Word Count: 1032
Showing Page: 1/3
CRYPTOCHIDISMCryptorchidism is the most common genital problem encountered in pediatrics, refers to an un-descended or mal-descended testis.Testicular embryologyNormal testicular development begins at conception. The testis-determining factor is now identified as the SRY gene (sex-determining region on Y chromosome).The presence of this gene and an intact downstream pathway generally result in testicular formation.At 3-5 weeks' gestation, the gonadal ridge or indifferent gonad develops, and at 6 weeks, primordial germ cell migration occurs.Soon after, Sertoli cells develop and secrete mllerian-inhibiting substance (MIS), the level of which remains high throughout gestation and causes regression of mllerian ducts.At 9weeks, Leydig cells develop and secrete testosterone. Up to 28 weeks there is transabdominal movement to the internal inguinal ring. Transinguinal migration, thought

Review from student

Studypool Student
" Totally impressed with results!! :-) "
Ask your homework questions. Receive quality answers!

Type your question here (or upload an image)

1830 tutors are online

Brown University





1271 Tutors

California Institute of Technology




2131 Tutors

Carnegie Mellon University




982 Tutors

Columbia University





1256 Tutors

Dartmouth University





2113 Tutors

Emory University





2279 Tutors

Harvard University





599 Tutors

Massachusetts Institute of Technology



2319 Tutors

New York University





1645 Tutors

Notre Dam University





1911 Tutors

Oklahoma University





2122 Tutors

Pennsylvania State University





932 Tutors

Princeton University





1211 Tutors

Stanford University





983 Tutors

University of California





1282 Tutors

Oxford University





123 Tutors

Yale University





2325 Tutors