Follicular Apoptosis and Ovulation
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Questions and Answers

Most follicles ovulate. The few that don’t are resorted. This process is known as follicular apoptosis.

False (B)

Primordial follicles contain which type of oocyte?

  • tertiary
  • Primary (correct)
  • Secondary
  • no oocyte is contained in the primordial follicles

Primary follicles start forming?

  • After fertilization
  • After puberty (correct)
  • Immediately after birth
  • During early embryonic development

Which of the following is true regarding secondary follicles in most species?

<p>They are several cell layers thick and contain secondary oocytes (D)</p> Signup and view all the answers

What is the name of the follicular called that directly surround the oocyte?

<p>Corona radiata (A)</p> Signup and view all the answers

When the secondary oocytes detaches and becomes free floating, which type of follicle is this?

<p>Mature (Graffian) (D)</p> Signup and view all the answers

Which of the following is NOT true about the corpus luteum?

<p>Forms in the ovary before ovulation (D)</p> Signup and view all the answers

The tunica albuginea of the ovary is….

<p>In the outer cortex below the surface of the epithelium (C)</p> Signup and view all the answers

The oviduct is a muscular tube from the ovary to the uterus.

<p>True (A)</p> Signup and view all the answers

Which of the following is not a function of the oviduct?

<p>Transport the embryo to uterus for implantation (C)</p> Signup and view all the answers

Which of the following is NOT true about the uterus ?

<p>The functional zone is the layer that remains after pregnancy or estrus (B)</p> Signup and view all the answers

Which of the following is true?

<p>The columnar epithelium of the oviducts have motile cilia (C)</p> Signup and view all the answers

The ectocervix faces the uterus

<p>False (B)</p> Signup and view all the answers

Which of the following types of placenta is used by ruminants?

<p>Cotyledonary (A)</p> Signup and view all the answers

Which of the following hormones is NOT secreted by the sertoli cells?

<p>Testosterone (B)</p> Signup and view all the answers

Which of the following is NOT an accessory sex gland?

<p>Epididymis (C)</p> Signup and view all the answers

The tunica albuginea is a capsule of dense connective tissue which lies under the visceral vaginal tunic

<p>True (A)</p> Signup and view all the answers

Which of the following hormones, secreted by Sertoli cells, increases testosterone concentration in the seminiferous tubules ?

<p>ABP (B)</p> Signup and view all the answers

Which of the following is NOT true regarding testosterone?

<p>Has catabolic effect (A)</p> Signup and view all the answers

Which of the following is the correct spermatic pathway?

<p>Seminiferous tubules, straight tubules, rete testis, efferent ductules, epididymis, ductus deferens, urethra (B)</p> Signup and view all the answers

All sperm empties into the rete testis

<p>True (A)</p> Signup and view all the answers

Which of the following produces fructose as an energy source for sperm cells?

<p>Seminal Vesicles (D)</p> Signup and view all the answers

The ductus deferens contain which of the following?

<p>Stereocilia (B)</p> Signup and view all the answers

What are the components of the male reproductive system?

<p>Testis, epididymis , ductus deferens, accessory glands and external genitalia/penis</p> Signup and view all the answers

Testes are the site of _____________

<p>Testis are the site of spermatogenesis</p> Signup and view all the answers

Interstitial cells (aka Sertoli cells), produce testosterone

<p>False (B)</p> Signup and view all the answers

Match the following to its correct layer that it’s synonymous to.

<p>Mucosa = Endometrium Muscularis = Myometrium Serosa = Perimetrium Mesentery = Mesometrium</p> Signup and view all the answers

The ectocervix is lined by stratified squamous epithelium

<p>True (A)</p> Signup and view all the answers

The mucosal layer of the vagina is mostly lines by _____

<p>Stratified squamous epithelium (B)</p> Signup and view all the answers

Match the following to correct description

<p>Amnion = Smooth translucent membrane that surrounds the fetus and holds amniotic fluid; providing cushion against mechanical injurty Allantois = Contains fetal urine &amp; other fluids; collect liquid waste from embryo; site of gas exchange Chorion = Layer that contacts mother, exchange of blood and gases between mother and fetus; develops into fetal aspect of placenta Fetal membrane = Yolk sac, amnion, chorion, allantois</p> Signup and view all the answers

Choose correct development stages of sperm

<p>Spermatogonia - primary spermatocytes— secondary spermatocytes— spermatids— spermatozoa (A)</p> Signup and view all the answers

Sertoli cells produce 3 hormones; these are:

<p>ABP, AMH, and Inhibin</p> Signup and view all the answers

ICSH (Interstitial cell stimulating hormone) is also known as FSH

<p>False (B)</p> Signup and view all the answers

Sertoli cells have a few functions, including protecting the spermatids from the immune system via tight junctions.

<p>True (A)</p> Signup and view all the answers

What is the function of myopic cells?

<p>To move spermatozoa out of the tubules</p> Signup and view all the answers

What type of cells can you expect to find in between the seminiferous tubules?

<p>Leydig cells</p> Signup and view all the answers

The testis is surrounded by ______ and ________ vaginal tunics and __________

<p>Parietal ; visceral; tunica albugenea</p> Signup and view all the answers

What is NOT a hormone produced by Sertoli cells?

<p>Growth hormone (D)</p> Signup and view all the answers

Leydig cells respond to _____ to produce _______

<p>LH, Testosterone (D)</p> Signup and view all the answers

During spermatogenesis, which is the first stage to have a haploid (1N) number of chromosomes?

<p>Secondary spermatocyte (C)</p> Signup and view all the answers

Secondary spermatocytes are produced in what stage of spermatogenesis?

<p>Meiosis I (B)</p> Signup and view all the answers

Which part of the mature sperm has abundant mitochondria?

<p>Mid Piece (C)</p> Signup and view all the answers

Primary oocyte arrest in ________

<p>Prophase of meiosis I (A)</p> Signup and view all the answers

For most mammals, secondary oocyte arrest in _________

<p>Metaphase of Meiosis II (B)</p> Signup and view all the answers

Spermatozoa can be found at the basement membrane of the Spermatogenic epithelium

<p>False (B)</p> Signup and view all the answers

The site of sperm maturation is in the ______ and ________ of epididymis, and the storage of sperm is in the ________

<p>body; head; tail.</p> Signup and view all the answers

Stereocilia in the epididymis function to increase movement of sperm, and decrease absorption of fluid

<p>False (B)</p> Signup and view all the answers

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