CH 11 Reproductive System and Human Genetics Flashcards Preview

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Flashcards in CH 11 Reproductive System and Human Genetics Deck (63):
0

A single gene contributed by one parent for any particular characteristic

Allele

1

The posterior triangle of the perineu, that contains the anal opening

Anal Triangle

2

Type of chromosome that carries genes that code for numerous body proteins in both sex

Autosome

3

One of several ligaments that support the uterus

Broad Ligament

4

The area of the corpus spongiosum that expands at the base of the penis

Bulb of the penis

5

Continuation of the uterine canal that opens at the tip of the cervix

Cervical Canal

6

Protein matter in which chromosomes are contained w/n a cell

Chromatin

7

The portion in the nucleus of each cell on which genetic material is carried

Chromosome

8

Hair on cells surfaces that aid in movement and transportation

Cilia

9

The erectile tissue found in the clitoris and penis

Corpus Cavernosus

10

Erectile tissue that surrounds the male urethra

Corpus Spongiosum

11

Muscle that contracts and pulls the testicles close to the body during cold weather

Creamaster Muscle

12

Nucleic acid that carries the genetic code; sets of thousands of different genes that code for proteins that carry out various body functions

Deoxryribonucleic Acid (DNA)

13

The total number of chromosomes (46) in mature human cell

Diploid

14

The implantation of an oocyte at a location other than the normal intrauterine site, usually the Fallopian tube

Ectopic Pregnancy

15

Pathway by which spermatozoa leave the testes

Efferent Ductile

16

A fertilized egg

Embryo

17

The inner group of cells w/n a zygote that develops to become the embryo

Embryoblast

18

The period of gestation between weeks 3 & 8 in which all major organs systems begin to develop

Embryonic Period

19

Long, coiled tube on the back of the testes that extends from the efferent ductile

Epididymis

20

Two hallow tubes or duct that extend from the uterus to the region of the ovary and serve as a passage for the ova and sperm

Fallopian Tube

21

A device used for listening to fetal heart tones

Fetoscope

22

Long thin finger-like processes at the end of the fallopian tubes that surround the ostium

Fimbriae

23

A hormone released from the pituitary gland at roughly monthly intervals that helps to stimulate one oocyte to undergo meiosis

Follicle-stimulating hormone (FSH)

24

Opening in the wall between the right and left atria through which fetal circulation occurs

Foramen Ovale

25

Top portion of the uterus

Fundus

26

Genetic composition for a given trait

Genotype

27

Process of fetal development following fertilization

Gestation

28

Portion of the corpus spongiosum that extends to from a cap over the tip of the penis

Glans

29

Hormone released from the hypothalamus that stimulates the uterine lining during the menstrual cycle

Gonadotropin-releasing hormone (GnRH)

30

A mature of developed ovum

Graafian Follicle

31

Number of chromosomes (23) carried on each sex cell in the body

Haploid

32

Organism that has two different alleles for a trait

Heterozygous

33

Similar chromosomes in a pair, each acquired from a different parent

Homologous chromosomes

34

Organism that has two identical alleles for a trait

Homozygous

35

Hormone that stimulates the corpus luteum to produce progesterone during the first 8 weeks of gestation

Human Chorionic Gonadotrpoin (hCG)

36

Thin mucous membrane that covers the vaginal opening

Hymen

37

Space formed in the peritoneum by the distal end of the fallopain tubes

Infundibulum

38

Canal through which the spermatic cord passes through the inferior abdominal wall and into the abdominal wall

Inguinal Canal

39

Hormone released from the pituitary gland at roughly monthly intervals that helps to stimulate one oocyte to undergo meiosis

Luteinizing Hormone (LH)

40

Process of cell division that occurs during the formation of a mature ovum or spermatocyte

Meiosis

41

First menstrual cycle

Menarche

42

Ending of menses

Menopause

43

Cycle lasting approximately 28 days in which physiologic changes occur in the uterus and associated reproductive organs

Menstrual Cycle

44

Peritoneal fold that helps to hold the ovaries in place

Mesovarium

45

Round fat pad over the female pubic symphysis

Mons Pubis

46

Precursor to mature egg

Oocyte

47

One of two ligaments that help to hold the ovaries in place

Ovarian Ligament

48

Observable characteristics of an organism that results from genetic composition and environmental factors

Phenotype

49

Nucleic acid made from DNA in the cell's nucleus, it moves to the cytoplasm of the cell where it serves as a template of the production of proteins

Ribonucleic Acid (RNA)

50

One of several ligaments that supports the uterus

Round Ligament

51

Pair of pouches that secrete a sugar and protein ejaculatory fluid

Seminal Vesicles

52

Cord composed of the testicular artery venous plexus, lymph vessles, nerves, connective tissue, and the cremaster muscle

Spermatic Cord

53

Maturation process resulting in the formation of functional spermatozoa

Spermatogenesis

54

Painful condition characterized by a testicle that is twisted about the spermatic cord

Testicular Torsion

55

Outer group of cells in zygote that develop to become the placenta

Trophoblast

56

Special device that uses sound waves to determine the location and shape of internal tissue and organs

Ultrasound

57

Anterior triangle of the perineum that contains the external genitalia

Urogenital Triangle

58

One of seven ligaments that support the uterus

Uterosacral Ligament

59

Pear-shaped female reproductive organ located in the midline of the lower abdomen that allows the implantation, growth, and nourishment of a fetus during pregnancy

Uterus

60

Space into which the vagina and the urethra open

Vestibule

61

female external genitalia, also called the pudendum

Vulva

62

Fertilized Ovum

Zygote