Male Reproductive System Lab Orientation S.K. Kim and J.M. Velkey

Male Genitalia, Testis Penis Ductus deferens lobule Epididymis Testis Head Body Tail Testis Testis From Netter

Ductus deferens Efferent ducts Epididymis Testis Rete testis in mediastinum testis

Slide 270 From J.M. Velkey

#270 Seminiferous tubules A. Spermatogonia B. Primary spermatocytes C. Spermatids D. Sertoli cells E. Leydig cells A D C E C B E

UCSF slide 363 seminiferous tubules From J.M. Velkey

#275 Mediastinum testis and Epididymis Efferent ducts Rete testis in mediastinum Seminiferous tubules in testis

Rete testis (in mediastinum) Seminiferous tubules Efferent duct Epididymis

#275: Transition from rete testis to efferent duct

#275: Transition from rete testis to efferent duct

Slide 273, immature testis, H&E, 40x obj. from J.M. Velkey Interstitial tissue (some Leydig cells) seminiferous tubule Sertoli cells spermatigonia

#284 -- Spermatic cord (in inguinal canal) Ductus deferens Testicular artery Pampiniform plexus of veins

#75 Seminal vesicle Seminal vesicle Urinary bladder Prostate gland Amuplla of ductus deferens

#75 Seminal vesicle Parasympathetic ganglion

Slide 279, seminal vesicle, H&E, 40x obj. (simple columnar epith.) smooth muscle lipofuscin granules lumen lined by highly folded mucosa (simple columnar epith.) From J. Velkey

Prostate Gland Frontal section Saggital section Urinary Bladder Urinary Bladder Prostate gland Colliculus seminalis Prostatic utricle Opening of ejaculatory duct Penile urethra

Prostate Gland Cross section Frontal section Prostatic urethra Prostatic utricle Colliculus seminalis Ejaculatory ducts

# 281 -- Prostate gland From J.M. Velkey

Slide 281, prostate, H&E, 4x obj. Smooth muscle in stroma glands From J.M. Velkey

#281-1ex Trichrome Stroma: collagen & smooth muscle

#282 Prostate (concretions)

#281 Ejaculatory duct Lined by simple columnar epitheliun that becomes stratified near the terminal

X-section through body of penis Superficial dorsal vein Deep dorsal vein Dorsal artery Lateral superficial vein Corpus cavernosum Deep artery Tunica albuginia Netter urethra Corpus spongiosum

#286 -- Cross section of penis Tunica albuginea Urethra From J.M. Velkey

#286 -- Wall of penis neurovascular bundle tunica albuginea corpus cavernosum From J.M. Velkey

(lined by endothelium) #286 -- Corpus cavernosum vascular space (lined by endothelium) nerve trabecula (c.t., helicine arterioles, smooth muscle) deep artery From J.M. Velkey