Template:BGDB Sexual Differentiation - Postnatal Interactive: Difference between revisions

@@ Line 11: / Line 11: @@
 |type="[]"}
 + &nbsp; adult dark spermatogonia
-|| Correct!
+|| Correct! Note that at about 80 years these adult pale (Ad) {{spermatogonia}} number decrease
 + &nbsp; adult pale spermatogonia
-|| Correct!
+|| Correct! Note that at about 60 years these adult pale (Ap) {{spermatogonia}} number decrease
 + &nbsp; spermatogonial stem cells
-|| Correct!
+|| Correct! spermatogonial stem cells (SSCs) develop and later self-renew during {{spermatogenesis}}
 - &nbsp; primary spermatocytes
-|| Incorrect! These only develop at puberty when {{spermatogonia}} {{meiosis}} commences.
+|| Incorrect! {{primary spermatocyte}}s are large cells that enter the prophase of the first meiotic division. This only occurs with {{spermatogonia}} differentiation at puberty when {{meiosis}} commences.
 {Precocious puberty, premature development of the signs of puberty, occurs at different ages for each sex. Which of the following about the ages of precocious puberty is '''not correct''':
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-:[[Template:Med Prac additional Information|'''Additional Information:''']] {{neonatal}} | {{kisspeptin}} | {{puberty}} | {{precocious puberty}} | {{delayed puberty}} | {{testis}} | {{ovary}} | {{menstrual cycle}} | {{Tanner stages}}
+:[[Template:Med Prac additional Information|'''Additional Information:''']] {{neonatal}} | {{kisspeptin}} | {{puberty}} | {{precocious puberty}} | {{delayed puberty}} | {{testis}} | {{spermatogonia}} | {{ovary}} | {{menstrual cycle}} | {{Tanner stages}}
 |}
 |}<noinclude>[[Category:BGD]][[Category:Template]][[Category:Quiz]][[Category:Genital]][[Category:Postnatal]][[Category:Puberty]][[Category:Male]][[Category:Female]]</noinclude>

Latest revision as of 11:19, 5 Haziran 2019

Postnatal Interactive Component

Attempt the Quiz - Postnatal

Here are a few simple Quiz questions that relate to Postnatal development from the lecture and practical.

1 At about postnatally 2 months of age, in the male gonad primordial germ cells (gonocytes) are replaced by:

	adult dark spermatogonia
	adult pale spermatogonia
	spermatogonial stem cells
	primary spermatocytes

2 Precocious puberty, premature development of the signs of puberty, occurs at different ages for each sex. Which of the following about the ages of precocious puberty is not correct:

	precocious puberty can occur in girls before age 7
	precocious puberty can occur in girls before age 8
	precocious puberty can occur in boys before age 9
	precocious puberty can occur in boys before age 14

3 Puberty can occur over a broad range of time and differently for each sex. Which of the following are considered the normal age ranges for puberty.

	girls - age 7 to 13
	girls - age 9 to 15
	boys - age 7 to 13
	boys - age 9 to 15

4 Hypothalamic expression of gonadotropin releasing hormone (GnRH) is a known puberty trigger. Which of the following factors is thought to initiate the GnRH secretion?

	kisspeptin
	luteinizing hormone
	thyroid hormone
	anti-Müllerian hormone

5 Tanner stages (tanner scale) are an anatomical staging system for measuring male/female sexual development at puberty. How many discrete stages are there in this scale?

	3
	4
	5
	6
	none of the above

6 The Tanner stages (tanner scale) are an anatomical staging system and can also be used for determining the age of puberty.

	true
	false