Unit 13 - Reproductive System Key Terms Flashcards Preview

2020-2021 Medical Terminology > Unit 13 - Reproductive System Key Terms > Flashcards

Flashcards in Unit 13 - Reproductive System Key Terms Deck (20)
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1

prostate gland

produces fluid called semen that provide sperm cells with nutrients

2

sperm duct

sperm passes through the sperm duct to be mixed with fluids produced by the glands before being passed into the urethra for ejaculation

3

urethra

tube running down the center of the penis that can carry out urine or semen. A ring of muscle in the urethra prevents the urine and semen from mixing

4

testis

contained in a bag of skin (scrotum) and produces sperm (male gamete)

5

scrotum

sac supporting the testes outside the body to ensure sperm are kept at temperature slightly lower than body temperature

6

penis

passes urine out of the body from the bladder and allows semen to pass into the vagina of a woman during sexual intercourse

7

oviduct

connects the ovary to the uterus and is lined with ciliated cells to push the released ovum down it. Fertilization occurs here

8

ovary

contains ova (female gamete) which will mature and develop when hormones are released

9

uterus

muscular bag with a soft lining where the fertilized egg (zygote) will be implanted to develop into a fetus

10

cervix

ring of muscle at the lower end of the uterus to keep the developing fetus in place during pregnancy

11

vagina

muscular tube that leads to the inside of the woman's body. Where the male penis will enter during sexual intercourse

12

sperm

has flagellum (tail) so it can swim to the egg, contains enzymes to digest through the membrane of the egg, and contains mitochondria to provide energy

13

egg

cytoplasm contains a storage of energy for dividing the zygote after fertilization, jelly like coating become impenetrable after fertilization to prevent other sperm from entering the cell

14

atresia

congenital absence or closure of a normal body opening, such as the vagina

15

retroversion

turning or the state of being turned back, especially an entire organ, such as the uterus

16

intrauterine device (IUD)

small, T-shaped device inserted by a physician inside the uterus to prevent pregnancy

17

testicular torsion

spontaneous twisting of a testicle within the scrotum, leading to a decrease in blood flow to the affected testicle

18

hypogonadism

decrease or lack of hormones normally produced by the gonads

19

vasectomy

removal of all or a segment of the vas deferens for male sterilization

20

ultrasonography

high frequesncy sound waves directed at soft tissue and reflected as "echos" to produce an image on a monitor of an internal body structure