L39: Pelvis II Flashcards Preview

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Flashcards in L39: Pelvis II Deck (60)
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1

What are the urinary organs and waht do they do?

Kidneys- secrete urine
Ureters- convey the urine
Bladder- store and discharge urine
Urethra- discharge the urine

2

What is the function of the kidney (3)?

1. Filter the plasma in a 2-step process to reabsorb useful substances
2. Concentrate waste substances for elimination
3. Produce and release renin and erythropoietin

3

What are the structures of the kidney?

- Capsule
Parenchyma
Cortex and Medulla
Inner and outer zone

4

What shape do most mammmals kidneys partake?

Multilobular shape

5

In cattle, describe kidney?

Multilobar with lobar surface; one lobe is called renal lobe

6

In pig, describe kidney?

Multipyramidal with smooth surface; each is renal pyramid

7

In dog, describe kidney?

Unipyramidal with smooth surface

8

Blood supply to kidneys consists of what 4 structures?

1 Renal a
2 Renal v
3 Ureter
4 Renal pelvis

9

What is the renal pelvis?

Enlargement that results from the union of the calices and provides the origin for the ureter

10

What is function of ureters?

Convey urine from kidneys to bladder; extends from hilum to kidney

11

What is the urinary bladder?

A muscular and distensible sac that collects urine for its later convenient disposal

12

What does the urethra do?

Discharges urine (& semen in male)

13

What are the reproductive functions in males? (2)

Production of sperm

14

What are the repro functions of females? (6)

- Production of oocytes
- Receipt of sperm
- Providing of a suitable environment for fertilization
- Nurture of the embryo and fetuses
- Give birth
- Nuture offspring

15

What are the internal organs of the female repro system? (4)

1. Ovaries
2. Uterine tubes (oviduct)
3. Uterus
4. Vagina

16

What are the external organs of the female repro system? (3)

1. Vagina
2. Vulva
3. Mammary gland

17

What are the ovaries?

Produce hormones (estrogens and progesterone) and releases oocytes

18

What is exclusive about the ovaries amongst different species? (2)

The location and position varies between species
Size

19

In the ovaries, there are two important structures- what are they and what do they consist of?

Cortex- germ cells and somatic cells (granulosa and theca cells)

Medulla- CT, vessels, nerves

20

What is the ovulation fossa? (in regards to learning)

Ideal site of palpation of ovarian structures

21

In an ultrasonography of the ovarian structures, the Corpus luteum is ____ and follicle is _____? What do each represent?

CL: echoic- no fluid
Follicle: anechoic- fluid not tissue

22

What are the uterine tubes (oviduct) functions? (4)

1. Collect the oocyte(s) after ovulation
2. Transport gametes and store sperm
3. Provide suitable conditions for fertilization and early embryo development
4. Transport embryo(s) to the uterus

23

What are three things that make up the uterine tube?

1. Infundibulum
2. Ampulla
3. Isthmus

24

Isthmus is a site of ____ in ____?

Sperm reservoir in uterus

25

Ampulla is a site of ___ in ___?

Fertilization in uterine tube

26

Infundibulum is a site of _____ in ___?

Oocyte capture in Ovary

27

What is the function of the uterus? (3)

1. Transports and stores sperm
2. Nutures embryo(s) and fetuse(s)
3. Participates in birth

28

What three parts make up the uterus?

Horns, body, cervix

29

What uterus shape is found in rodents and rabbits?

Duplex

30

What uterus shape is found in domestic mammals?

Bicornis