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MRI Med Term > Chapter 9 Male Reproductive System > Flashcards

Chapter 9 Male Reproductive System Flashcards

1
Q

male sex cell

A

spermatozoon

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2
Q

head of the sperm cell

A

carries chromosomes
- nuclear hereditary material

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3
Q

flagellum

A

tail of the sperm
- makes it mobile

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4
Q

1 out of 300 million sperm

A

can fertilize a single ovum

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5
Q

one egg

A

present in the fallopian tubes during ejaculation
- multiple fertilizations are possible

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6
Q

fraternal twins

A

twins resulting from fertilization of separate ova by separate sperm cells

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7
Q

identical twins

A

twins resulting from the fertilization of a single egg and a single sperm

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8
Q

male reproductive system are designed

A

to release billions of sperm cell throughout the man’s lifetime

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9
Q

testosterone

A

the hormone responsible for the bodily characteristics of men (beard, pubic hair, deep voice)

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10
Q

prepuce

A

fold of skin covering tip of the penis
- foreskin

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11
Q

bulbourethral glands
cowper glands

A

pair of exocrine glands near male urethra

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12
Q

ejaculation

A

ejection of sperm and fluid from male urethra

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13
Q

ejaculation duct

A

tube through which semen enters the male urethra

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14
Q

epididymas

A

one of the pair of long, tightly coiled tubes above each testis that stores and carries sperm to the vas deferens

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15
Q

erectile dysfunction

A

inability of the adult male to achieve an erection
- impotence

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16
Q

fraternal twins

A

twins resulting from fertilization of two separate ova and two separate sperm

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17
Q

glans penis

A

sensitive tip of penis

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18
Q

identical twins

A

twins resulting from division of one fertilized egg into two distinct embryos

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19
Q

interstitial cells of testes

A

specialized cell adjacent to the seminiferous tubules in the testes
- produces testosterones
- aka Leydig cell

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20
Q

parenchymal tissue

A

essential distinctive cells of an organ

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21
Q

penis

A

male reproductive organ

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22
Q

perineum

A

external region between the anus and scrotum

23
Q

prostate gland

A

exocrine gland a base of male urinary bladder
- secretes fluid part of semen into urethra during ejaculation

24
Q

scrotum

A

external sac that contains the testes

25
Q

semen

A

spermatozoa and seminal fluid discharged from the urethra during ejaculation

26
Q

seminal vesicles

A

paired sac like exocrine glands that secrete fluid into the vas deferens

27
Q

seminiferous tubules

A

narrow, coiled tubules that produce sperm in the testes

28
Q

spermatozoon

A

sperm cell

29
Q

sterilization

A

procedure that removes a person’s ability to produce or release reproductive cells through removal of testicles, vasectomy, or oophorectomy

30
Q

stromal tissue

A

supportive, CT or an organ

31
Q

testis

A

male gonad that produces spermatozoa and teststerone

32
Q

testosterone

A

hormone secreted by interstitial tissue of the testes
- responsible for male sex characteristics

33
Q

vas deferens

A

narrow tube carrying sperm from the epididymis toward the urethra
- aka ductus deferens

34
Q

hydrocelel

A

buildup of fluid in the sac around the testicle
- causing swelling in the scrotum

35
Q

testicular torsion

A

when the spermatic cord twists, cutting off blood flow to the testicle
- severe pain, swelling, nausea, and vomiting

36
Q

varicocele

A

enlargement of the veins within the scrotum (like varicose veins)
- causes dull ache or discomfort

37
Q

prostate gland

A

walnut sized gland located below the bladder and in front of the rectum
- produces fluid that mixes with sperm to form semen

38
Q

prostate carcinoma

A

most common type of cancer among men

39
Q

benign prostatic hyperplasia (BPH)

A

non-cancerous enlargement of the prostate gland that commonly occurs as men age

40
Q

hypospadias

A

congenital condition where the opening of the urethra is located on the underside of the penis instead of the tip

41
Q

chlamydia

A

infection caused by bacterium chlamydia trachomatis via sexual contact
- can infect urethra, cervix, rectum and throat
- can lead to pelvic inflammatory disease

42
Q

gonorrhea

A

infection caused by bacterium neisseria gonorrheae via sexual contact
- affects urethra, cervix, rectum, and throat
- symptoms- painful urination, abnormal vaginal discharge

43
Q

herpes genitalius

A

STI caused by herpes simplex virus
- causes painful sores or blisters on genitals, anus or mouth

44
Q

human papillomavirus

A

group of virus that infect the skin and mucous membranes mainly via sexual contact
- can cause genital warts, cervical cancer, and other cancers of genitals, anus, mouth, and throat

45
Q

syphilis

A

bacterial infection caused by treponema pallidum via sexual contact
-starts as painless sores and can affect multiple organs

46
Q

prostate specific antigen test

A

measures level of prostate specific antigen in a man’s blood

47
Q

normal PSA levels

A

below 4.0 nanograms per milliliter

48
Q

elevated PSA levels

A

additional testing like more PSA tests, imaging, or prostate biopsy

49
Q

semen analysis

A

assesses male fertility and reproductive health

50
Q

semen analysis test measure

A
  • volume- amount of semen
  • concentration- number of sperm cells present per mL
  • motility- % of sperm cells that are moving and quality of movement
  • morphology- size and shape of sperm cell, % sperm with normal shape
  • viability- % of live sperm cell in sample
51
Q

semen analyzed for

A
  • infertility
  • before assisted reproduction procedures
  • after vasectomy
  • monitoring treatment
52
Q

transurethral resection of the prostate (TURP)

A

surgical procedure used to treat benign prostatic hyperplasia
- removal of portions of prostate gland that are obstructing flow of urine through urethra

53
Q

vasectomy

A

surgical procedure for male sterilization where vas deferens are cut, tied off, or sealed

MRI Med Term (47 decks)

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