Chap 20 Reproduction Word Scramble
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| Question | Answer |
| The cell division that results in gametes is called? | Meiosis |
| Gametes for a male are called? | sperm |
| gametes for a females are called? | egg |
| One diploid cell contains how many chromosomes? | 46 |
| How many times does the diploid cell divide? | twice |
| When the diploid cell divides you end up with 4? | haploid cells |
| Each haploid cell contains how many chromosomes? | 23 |
| The haploid cell has a random distribution of mothers and fathers what? | DNA |
| When the sperm and egg join together it is called what? | A zygote |
| The zygote or fertilized egg has how many chromosomes? | 46 |
| The male reproductive system consists of the __________ and a series of __________ and __________? | Testes, ducts and glands |
| Sperm are produced where? | In the testes |
| Sperm is transported through the ______,_______,_______, and _________? | Epididymus, ductus (vas), ejaculatory duct, and urethra. |
| The seminal vesicles, prostate gland, and bulbourethral glands produce secretions that mix with sperm to become what? | Semen |
| The semen is ejaculated from the what? | Urethra |
| What is the name of the paired organs in the sac called the scrotum? | Testes |
| The testes develop near the what? | Kidneys |
| What do the testes do before birth? | Descend |
| When testes do not descend what is this called? | Cryptochidism |
| Cryptochidism can result in what if not repaired? | Sterility |
| The testes are normally what size? | 1.5x1 inch |
| The testes are divided into what? | lobes |
| Seminiferous tubules empty into the? | Rete testes |
| Tubes that connect to the epididimus are called? | Rete testes |
| What is the 20 ft long coiled tubes on the posterior of each testis called? | Epididymis |
| The epididymis is connected to the seminiferous tubules by the? | Rete testes |
| The _________ of sperm occurs in the epididymis? | Maturation |
| What type of muscle moves the sperm? | Smooth muscle |
| The sperm is moved into the? | Ductus deferens |
| What is another name for the ductus deferens? | Vas deferens |
| The Vas deferens run from the __________ to the __________ ________? | Epididymis to the ejaculatory duct |
| The opening in the inguinal area for the spermatic cord is called? | Inguinal canal |
| What is common in the inguinal canal? | Hernia |
| The inguinal canal is made of what type of muscle? | Smooth muscle |
| The connective tissue sheath is called what? | Spermatic cord |
| The spermatic cord contains ______ _____, ________, and __________ _______? | blood vessels, nerves and ductus deferens |
| The paired organs posterior to the bladder are called what? | Seminal vesicles |
| The seminal vesicles secrete what? | Fructose and alkaline |
| Fructose is secreted by the seminal vesicles as as what for sperm? | Energy source |
| Alkaline is secreted by the seminal vesicles to do what? | neutralize acidity of the vagina |
| The paired ducts that receive contents of seminal vesicles and ductus deferens are called? | Ejaculatory ducts |
| The ejaculatory ducts empty into the what? | Prostatic urethra |
| The muscular gland inferior to the bladder that surrounds the prostatic urethra is called? | Prostatic gland |
| What size is the prostatic gland? | walnut sized |
| The prostatic gland secretes what? | alkaline liquid |
| The pea sized glands inferior to the prostatic urethra are called? | Bullbourethral |
| The bullbourethral glands secrete alkaline liquid to neutralize acid from what? | Urine in the urethra |
| The head of the penis is called? | Glans penis |
| The penis is covered with what? | foreskin |
| Another name for foreskin is? | Prepuce |
| The surgical removal of the foreskin is called? | circumcision |
| The process of producing sperm is called what? | Spermatogenisis |
| Spermatogenisis occurs where? | in the seminiferous tubules |
| What is the optimal temperature for producing sperm? | 96 |
| Sperm is produced where? | In the testes |
| Seminiferous tubules contain what? | Stem cells |
| The stem cells in the seminiferous tubules are called what? | Spermatogonia |
| Spermatogonia undergo mitosis resulting in 2 what? | Diploid cells |
| What does FSH stand for? | Follicle stimulating hormone |
| FSH initiates sperm? | Production |
| Gluetenizing hormone stimulates testosterone production in the what? | Testes |
| What does inhibin do? | Inhibits FSH |
| Sperm production begins at puberty which is between what ages? | 10-14 |
| Millions of sperm are produced how often? | Daily |
| Sperm production diminishes with? | Age |
| Sperm carried 23? | Chromosomes |
| The acrosome of the sperm digests the cell membrane of the what? | Egg |
| What part of the sperm provides motility? | The flagellum |
| Sperm is powered by what? | ATP |
| Sperm and secretions from the seminal vesicles, prostate gland, and bulbourethral glands is called? | Semen |
| The pH of sperm is? | 7.4 |
| How many mL of sperm is there per ejaculation? | 2-4 mL |
| How many sperm are in each mL of sperm ejaculated? | 100 million |
| The female reproductive system is made up of? | a pair of ovaries, fallopian tubes, uterus, vagina, external genitalia |
| The paired oval shaped organs on each side of the uterus are called? | Ovaries |
| Immature ovum or eggs are present in women from? | Birth |
| There are several hundred __________ eggs from birth? | thousand |
| What surround each oocyte or egg? | follicle cells |
| The follicle cells secrete what? | estrogen |
| What ligament attaches from medial end of the ovary to uterus? | Ovarian ligament |
| What ligament is the fold of the peritoneum that covers the ovaries and attaches to the uterus? | Broad ligament |
| The process of egg cell formation is called what? | oogenesis |
| Oogenesis takes place where? | In the ovaries |
| Ova production begins at _______ and continues until _________? | puberty, menopause |
| The leteinizing hormone causes what? | Ovulation |
| Ovulation is the release of what? | Ovum or egg |
| 4 inch long tubes from the ovary to the superior uterus are called? | Fallopian tubes |
| Two other names for the fallopian tubes are? | uterine tubes, or oviducts |
| The finger like projections superior to the ovary are called? | Fimbriae |
| The fimbriae move to create a _______ to catch the ovum and pull it into the fallopian tube? | Current |
| What moves the egg or zygote to the uterus? | ciliated epithelium and peristalsis |
| The movement of the egg or zygote from the fallopian tube to the uterus takes how long? | 4-5 days |
| Fertilization usually takes place in the what? | Fallopian tubes |
| Once the egg is fertilized it is then called a what? | Zygote |
| The zygote secrete a ________ and implants on the _________? | Mucus, uterus |
| When the zygote implants outside the uterus it is called what? | Ectopic |
| The pear shaped muscular organ posterosuperior to the bladder is called the? | Uterus |
| The uterus contains the _______ during pregnancy? | Placenta |
| The neck that opens into the vagina is called? | Cervix |
| Serosa or outer layer of the uterus is called? | Epimetrium |
| The superior part where fallopian tubes enter the uterus is called? | Fundus |
| The main or central part of the uterus is called? | The body |
| The middle layer of the uterus and made of smooth muscle is called the? | Myometrium |
| The myometrium do what during delivery of a baby? | Contract |
| The innermost layer of the uterus is called? | Endometrium |
| What are the two layers of the endometrium? | basilar layer, and functional layer |
| The muscular tube from cervix to vaginal orifice is called? | Vagina |
| The pelvic floor is called? | Perineum |
| The perineum is partially covered by a thin membrane called the ____ until first intercourse or use of tampons? | Hymen |
| The vagina is made up of what type of epithelium? | Stratified squamous epithelium |
| The vagina produces acidic pH that helps inhibit what? | Pathogens |
| The small mass of erectile tissue anterior to urethra is called? | Clitoris |
| The fat pad external to pubic sympysis covered in pubic hair is called? | Mons pubis |
| The lateral folds of the skin on the external genitalia are called? | Labia majora |
| The medial or smaller folds of skin surrounding the opening of the vagina is called? | Labia minora |
| The mammary glands are made of what? | Lactiferous glands |
| Modified sweat glands that produce milk are called? | Lactiferous glands |
| Prolactin increases what? | Milk production |
| Oxytocin causes what? | Milk release |
| Milk release is stimulated by what? | Sucking |
| The menstrual cycle is influence by what hormones? | FSH, LH, estrogen and progesterone |
| The menstrual cycle is usually every? | 28 days |
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