Vesicles Prostate Gland Urethra Urinary Bladder Vas Deferens Epididymis Scrotum Testes Penis The bladder collects urine from the kidneys, and the urethra drains urine from the The urethra is a tube inside the The two testes make male sex cells called Sperm develop in very long tubes in each testis cells. These cells The Scrotum holds the testes outside the body. The testes are outside the body because sperm cells develop best at Slightly lower than normal body temperature. The body in cold weather but lets the testes down lower in warm weather. pulls the testes close to the For each testis a long tube called a Sperm duct leads to the urethra. The sperm ducts join the urethra. The function of the Vas detereng whitish liquid, which provides nutrients for the sperm cells. Sperm ducts S is to help make semen, a [10] 4

external 1. genitalia Male Reproductive System consists of contain coiled secrete consists of 8. penis 2. 4. is a consists of site of by 9. corpora cavernosa skin sac corpus spermato- genesis spermio- genesis interstitial cells spongiosum transports columns of in which in which encases erectile tissue 3. semen spermato- gonia epididymides testes that fill with to undergo undergo exterior blood physical change meiosis ducts glands to produce to produce to produce consists of 10. secrete consists of spermatids sperm ductus deferens • seminal vesicles 5. urethra fluid • prostate gland • bulbourethral glands Word Bank site of transports transports part of epididymides seminiferous tubules 6. 7. erection sperm sperm storage sperm maturation semen penile urethra spermatids to to scrotum testes semen testosterone urethra exterior © bluedoor, LLC Concept Map Use the word bank to fill in the blank spaces in the concept map.

What is the hormonesecreted by the growingovarian follicles? What is theaction of that hormone uponthe uterus?

Efferent ductule Body of epididymis Ductus deferens Rete testis Straight tubuler Spermatic cord Into inguinal canal www Tail of epididymis Cremaster muscle Tunica vaginalis Head of epididymis Seminal vesicle lobules Septa (tunica albuginea) Tunica albuginea

What are the hormonesthat promote the release ofthe female gamete from thefollicle and at which day of themenstrual cycle does thisphenomenon happen? What isthis event called?

Although the male ejaculate contains hundreds ofmillions of sperm, ________.a. most do not reach the oocyteb. most are destroyed by the alkaline environmentof the uterusc. it takes millions to penetrate the outer layers ofthe oocyted. most are destroyed by capacitation

Which of the following are responsible for ascending and descending of the scrotum/testes? O inguinal canal O dartos muscle O testis O pampiniform plexus O spermatic cord cremaster muscle

Pheses ef the Dvertan Cycke Felieutar Phese Ovaletion Latesl Phaee Genadetrophic hormne Overan Eycle Premary Sollicle Corpus Mat Corpen Thec Antrom Oveletion formation Pregesterene Ovarian hermene lesels Estreges Uterine cycle PROLFERATIVE Phases of the Uterie Cycle EKSES SECRETORY PHASE PHASE Basal body temperature 36.4 DAYS 21 Copynight © 2009 Pearson Education, Inc. 1. Explain why there is a rise in estrogen in the late follicular phase. 2, What causes ovulation? 3. Why does progesterone levels rise and fall during the leutal phase? 4. Explain how the birth control pill works. Make sure to explain what hormone levels are kept low. wwmm

What is the structure intowhich the follicle istransformed after ovulation?What is the importance of thatstructure in the menstrualcycle?

CHAP CHAPTER 26 The R The Reproductive System SECTION 1 Review Cha Labeling Label the structures of the male reproductive system in the accompanying diagram. Labelir Label the 2. 10 3 11 12 4 5 6 7 8 Matching Match each lettered term with the most closely related description. a. semen 13 Scrotal smooth muscle olanda slem ml 13 b. epididymis 14 Sperm stem cells 14 touog C. nurse cells 15 Sites of sperm production te Jeloc 15 no edul d. corpus spongiosum 16 Produce testosterone alova r 16 berem olona e. luteinizing hormone (LH) f. impotence 17 Physical maturation of spermatidso 18 Sperm production 19 External genitalia 17 18 g. follicle-stimulating hormone (FSH) 19 h. spermatogonia i. seminiferous tubules yeb 20 Start of male reproductive tract box 21 Maintain blood testis barrier ort bne 20 21 j. dartos muscle 22 Sperm and seminal fluid 22 noholuvo eo 23 Inability to achieve or maintain an erection k. spermatogenesis 23 I. interstitial endocrine cells 24 Erectile tissue surrounding the…