Lab 8

Question 1

Corpus cavernosum

Answer 1

Spongy tissue that fills with blood to form erect penis

Question 2

Corpus spongiosum

Answer 2

Spongy tissue that fills with blood to form erect penis, maintains an open urethra for sperm to exit

Question 3

Prepuce

Answer 3

Foreskin, protects glans, innervated by sensory organs involved in arousal

Question 4

Spermatic cord

Answer 4

Collection of vessels, nerves, muscles and ducts that extend through the abdominal wall to testes

Question 5

Cremaster muscle

Answer 5

Thermoregulation of testes

Question 6

Vas deferens

Answer 6

Passage of gametes from epididymis to ejaculatory duct

Question 7

Pampiniform plexus

Answer 7

Blood supply to testes, Thermoregulation of testes

Question 8

Epididymis

Answer 8

Duct for sperm passage that connects testes to vas deferens

Question 9

Ejaculatory duct

Answer 9

Passage for sperm, connects vas deferens to urethra

Question 10

Internal urethral orfice

Answer 10

Opening of bladder into urethra

Question 11

Prostatic urethra

Answer 11

Portion of urethra that runs through prostate gland

Question 12

Spongy urethra

Answer 12

Runs through corpus spongiosum of penis

Question 13

Prostate

Answer 13

Produces 30% of semen volume, contains sugar and chemicals needed to mobilize sperm and make female duct suitable for sperm

Question 14

Seminal vesicles

Answer 14

Produces 60% of semen volume, contains sugar and chemicals needed to mobilize sperm, make female duct suitable for sperm

Question 15

Bulbourethral glands

Answer 15

Produces 5% of semen volume, chemicals needed to neutralize male urine and make female duct suitable for sperm

Question 16

Interstitial/Leydig cells

Answer 16

Produce testosterone, in testes

Question 17

Sustentacular/sertoli cells

Answer 17

Cells of seminiferous tubules that support sperm development

Question 18

Spermatogenesis

Answer 18

Process of making functional sperm that includes mitosis, meiosis and spermiogenesis

Question 19

Mons pubis

Answer 19

Fat on pubis that grows pubic hair, protects pubic bone, and produces secretions for sexual function

Question 20

Labia minora

Answer 20

Inner folds of skin around vaginal opening that produce secretions to lubricate vagina

Question 21

Clitoris

Answer 21

Sensory organ for arousal, made of corpus spongiosum connected to larger erectile bodies

Question 22

Uterine tube (fallopian tube)

Answer 22

Duct that conducts gametes from ovary to uterus and sperm from uterus towards ovulated eggs

Question 23

Fimbriae

Answer 23

Finger like extensions of uterine tubes that catch ovulated eggs

Question 24

Ampulla

Answer 24

Wide region of uterine tubes where fertilization occurs

Question 25

Isthmus

Answer 25

Narrowed portion of uterine tubes that conducts sperm towards egg and egg/zygote towards uterus

Question 26

Fundus

Answer 26

Portion of the uterus that is opposite the opening and grows upward during pregnancy

Question 27

Body of uterus

Answer 27

Where implantation occurs

Question 28

Cervix

Answer 28

Inferior portion of uterus that extends into the vagina, contains glands that produce mucous important for selecting sperm and forming plug during pregnancy

Question 29

Os of cervix

Answer 29

Opening of uterus into vagina

Question 30

Ovaries

Answer 30

Produce eggs, estrogen, progesterone, inhibin

Question 31

Broad ligament

Answer 31

Anchors superior aspect of uterus, uterine tubes, ovaries in place

Question 32

Suspensory ligaments

Answer 32

Connect ovaries to abdominopelvic wall

Question 33

Ovarian ligaments

Answer 33

Connect ovaries to uterus and hold them in place

Question 34

Round ligaments

Answer 34

Ligaments that extend from uterus through abdominal wall to external genitalia, anchors

Question 35

Primordial follicle

Answer 35

Earliest stage of follicle development consisting of a developing gamete and a single layer of follicle cells around it

Question 36

Mature follicle

Answer 36

Latest stage of follicle development, many layers of follicle cells, fluid filled antrum, ready to ovulate ovum

Question 37

Luteal phase

Answer 37

Corpus luteum (unovulated follicle) grows and produces progesterone

Question 38

proliferative phase

Answer 38

In uterine cycle when endometrium rebuilds, lines up with follicular phase of ovarian cycle

Question 39

Secretory phase

Answer 39

In uterine cycle, endometrial glands produce sugar secretions, occurs simultaneously with luteal phase

Question 40

Menarche

Answer 40

First period

Question 41

Perimenopause

Answer 41

Declining estrogen and ovulation that results in irregular periods

Question 42

Menopause

Answer 42

Low estrogen, diagnosed after 12 months of no menstruation

Question 43

Emission

Answer 43

Semen through ducts