Histology of Reproductive Organs

Testis, 40X

Graafian follicle, 100x

Examine these slide at low power first to find the field which best demonstrates the listed features. Label the indicated features, and briefly describe their functions.

Male Histology

1. Testis, monkey, 400x, Slide 12 (H 9700) VE’s 9th: pp. 285 & 287

Testis, monkey, 400x, Slide 12 (H 9700) VE’s 9th: pp. 285 & 287

Here is a labeled version of a seminiferous tubule.

And another labeled testis with tunica albugenia.

tunica albuginea (capsule) .

Seminiferous tubule.

spermatogonia.

primary spermatocytes (DNA=spermatogonia)

secondary spermatocytes (DNA = 1/2 spermatogonia)

Spermatozoa (wedge shaped, near lumen)

Interstitial Tissue (have plentiful cytoplasm and pale nuclei with prominent nucleoli)

Spermatazoa

Diagram of Spermatogenesis:

2. Penis, c.s. monkey, 40x, Slide 13, (H 9712), VE’s 9th: p. 297

10 view of entire penis.

Here is a labeled view of the same image.

Dorsal epidermis and corpora cavernosa.

Labeled version of the corpus cavernosum.

Enlarged view of the corpus spongiosus containing the cavernous urethra.

Stratified squamous epithelium.

Labeled view of the skin with a nerve, 400x.

Cavernous Urethra, transitional epithelium (lines urethra).

Artery or arterioles.

Nerves

Corpus spongiosum (surrounds urethra)

Female Histology

3. Ovary, monkey, 100x, Slide 14 (H 9800); VE’s 9th: pp. 303 & 307

Developing Follicle

Labeled developing follicle.

Labeled view of an ovary with a developing follicle. (tunica albuginea, corona radiata, zona pellucida, primary oocyte, nucleus of oocyte)

Ovarian stroma (cortex), primordial follicles

Developing Follicle

4. Ovary: Graafian follicle 100x, Slide 15 (H 3785); VE’s 9th: pp. 303 & 305

Graafian follicle: theca externa, theca interna, basement membrane, granulosa cells, cumulus oophorus, corona radiata, zona pellucida, oocyte, antrum

Labeled Graafian follicle.

Close-Up: Graafian follicle.

Graafian follicle.

5. Corpus luteum (40x), Slide 16, (H 3815); VE’s 9th: pp. 309

Corpus luteum; capsule (was theca externa) glandular epithelium ovarian stroma (cortex)

Corpus luteum with labels.

6. Fallopian tube, c.s. 100x, Slide 18, (H 9802); VE’s 9th: p. 311

Fallopian tube

Here is a 100x view of the labyrinthine folds of the fallopian tube.

Circular smooth muscle fibers.

Here is a labeled 400x view of the fallopian mucosa.

Labyrinthine folds of mucosa. Lamina propria, peg cells, ciliated cells.