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LBBBIO3 > UROGENTIAL SYSTEM > Flashcards

UROGENTIAL SYSTEM Flashcards

1
Q

removes nitrogenous wastes from the body as urine, and it also regulates osmotic pressure.

A

urinary system

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2
Q

produces the gametes (the male’s sperm and female’s ova) necessary for the formation of offspring. It also includes the structures involved in the sexual transfer of sperm to ova and in the protection, development, and birth of young.

A

reproductive system

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3
Q

Partially embedded on the dorsal surface of the abdominal cavity are two bean-shaped organs, the _____. The ______ filter waste from the bloodstream, regulate the amount of water in the rabbit, and maintain appropriate concentrations of certain ions.

A

kidneys

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4
Q

As you examine the interior of the kidney, note the outer portion, the _______, and the inner portion, the _______.

A

renal cortex

renal medulla

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5
Q

As you examine the kidneys, notice the___________, which carry blood into and out of the kidney.

A

renal artery and renal vein

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6
Q

Also notice the _______, part of the endocrine system, one of which is medial to each kidney.

A

adrenal glands

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7
Q

The filter waste from the bloodstream and produce _____. The _______ moves from the kidneys through the ureter to the urinary bladder, where it accumulates.

A

urine

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8
Q

As the bladder fills, it is stimulated to contract, expelling the urine out through the ________.

A

urethra

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9
Q

In the female rabbit, the urethra empties into the _______________,

A

urogenital sinus

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10
Q

whereas in the male it continues to the ______, joining the reproductive system.

A

penis

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11
Q

In males the hormone ________, are produced in the testes, two organs situated in the scrotum.

A

testosterone and the sperm (the male gametes)

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12
Q

The ________ are white, marbled, ovoid structures.

A

testes

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13
Q

Examine the interior of the testis, noting the _________ where sperm are produced.

A

coiled tubules, seminiferous tubules,

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14
Q

Examine the anterior portion of the uncut testis and locate the ____, a tightly coiled tube that collects and stores sperm cells.

A

epididymis

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15
Q

During ejaculation, the sperm are released from the epididymis to the __________, which transfers sperm from a testis to the urethra.

A

ductus deferens

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16
Q

At the base of the bladder lies the ________, which secretes a fluid into the ductus deferens. This fluid combines with the sperm and with fluid from the prostate to produce semen.

A

seminal vesicle

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17
Q

The _______ is seen as a thickening of the dorsal wall of the seminal vesicle.

A

prostate

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18
Q

The ______ passes through the urethra and out through the tip of the penis.

A

semen

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19
Q

The free end of the penis, the glans penis, typically lies within a pouch of skin called the __________.

A

prepuce

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20
Q

Inside the glans penis is a small bone called the _________, which stabilizes the penis during copulation.

A

baculum

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21
Q

In female specimens, the ova, female gametes, are produced by the _______. The __________ can be found in the dorsal wall of the abdomen caudal to the kidneys.

A

ovaries

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22
Q

Once the ova mature, they are released from the ovaries into the _________.

A

fallopian tubes

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23
Q

Unlike humans, rabbits release ________ eggs at one time. Fertilization of these eggs typically produces a litter of 4 to 12 kits.

A

multiple

24
Q

The fallopian tubes transport the eggs from the ovaries to the _____ . Rabbits have paired _____, a distinct left uterus and right uterus, each with a muscular wall that distinguishes them from the fallopian tubes.

A

uteri

25
Q

Each uterus enters the anterior of the vagina though a separate ______ terminating at the external uterine aperture.

A

cervix

26
Q

The vagina and the urethra (from the urinary system), converge at the _____________, which opens to the exterior at the vestibular opening, or urogenital orifice.

A

vestibule, or urogenital sinus

27
Q

Houses the testes

A

Scrotal sacs

28
Q

produce sperm

A

Testes

29
Q

stores sperm

A

Epididymis

30
Q

Transports sperm to urethra

A

Vas deferens

31
Q

Receives seminal secretions from testes and accessory glands

A

Urethra

32
Q

Deposits semen in female reproductive tract

A

Penis

33
Q

Secrete alkaline fluid to neutralize acidity of vagina and provide lubrication

A

Preputial glands

34
Q

Contribute seminal fluid containing nutrients for sperm and hormones to stimulate uterine contractions

A

Bulbourethral glands and prostate gland

35
Q

Produce secretions that mix together, coagulate in the vagina, and form a vaginal plug

A

Seminal vesicles and coagulating glands

36
Q

Covers opening to vagina

A

Vulva (labia)

37
Q

Produce eggs

A

Ovaries

38
Q

Receive eggs at ovulation; site of fertilization

A

Fallopian tubes

39
Q

Sites of implantation and embryonic development

A

Uterine horns

40
Q

Drains excretory products from urinary bladder (no reproductive function in female)

A

Urethra

41
Q

Plays a role in sexual sensation and stimulation

A

Clitoris

42
Q

Receives penis during copulation; serves as part of birth canal

A

Vagina

43
Q

Supplies blood to the kidney

A

Renal artery

44
Q

Transports filtered blood away from kidney to caudal vena cava

A

Renal vein

45
Q

Brings blood to each nephron to be filtered

A

Afferent arteriole

46
Q

Carries unfiltered portion of blood away from glomerulus to the capillary beds surrounding convoluted tubules and loop of Henle

A

Efferent arteriole

47
Q

Capillary bed that forces fluid containing salts, glucose vitamins, and nitrogenous wastes out of the bloodstream

A

Glomerulus

48
Q

Epithelial layer surrounding glomerulus that receives filtrate from the glomerulus

A

Bowman’s capsule

49
Q

Series of tubules that selectively remove sodium chloride, potassium, water, and other nutrients from the nephron, and return them to the bloodstream

A

Proximal convoluted tubules

50
Q

Capillary bed surrounding the convoluted tubules

A

Peritubular arteries

51
Q

Long extension of the nephron tubule that descends into the medulla of the kidney, forming a concentration gradient that removes additional water and sodium chlonde, and produces a highly concentrated urine

A

Loop of Henle

52
Q

Series of tubules that selectively remove additional water and sodium chloride, but retain potassium

A

Distal convoluted tubules

53
Q

Several nephrons converge on a single _________, which further concentrates urine while passing it along to the ureter

A

Collecting ducts

54
Q

Transports urine to the urinary bladder

A

Ureter

55
Q

Stores urine

A

Urinary bladder

LBBBIO3 (11 decks)

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