Urinary System

Question 1

function 1

Answer 1

regulation of blood ionic composition

Question 2

function 2

Answer 2

regulation of blood pH, osmolarity & glucose

Question 3

function 3

Answer 3

regulation of blood volume

Question 4

function 4

Answer 4

regulation of blood pressure

Question 5

function 5

Answer 5

release of erythropoietin & calcitriol

Question 6

function 6

Answer 6

excretion of wastes & foreign substances

Question 7

structures

Answer 7

kidneys, ureters, urinary

Question 8

right-heart-shaped; left bean-shaped

Answer 8

horse

Question 9

lobulated; no renal pelvis

Answer 9

ox

Question 10

bean-shaped

Answer 10

sheep, pig, dog

Question 11

paired reddish brown organs that filter plasma and plasma constituents from the blood and then selectively reabsorb water and useful constituents from the filtrate, ultimately excreting excesses and plasma waste products.

Answer 11

Kidney

Question 12

located in the dorsal part of the abdominal
cavity; right is slightly more cranial than the
left one

Answer 12

kidney

Question 13

depressed portion of the kidney where the artery, vein, nerves, lymph vessels and ureters pass.

Answer 13

Hilus

Question 14

continuation of the hilus, lodges the renal pelvis, calices, vessels, nerves, and fat

Answer 14

Renal sinus

Question 15

funnel shaped expansion of the cranial end of the
ureter, within the renal sinus, greater part may be outside the renal sinus.

Answer 15

Renal pelvis

Question 16

connective tissue that covers the kidney

Answer 16

Capsule

Question 17

outer layer, reddish brown in color, composed mainly of renal corpuscles and convoluted tubules

Answer 17

Cortex

Question 18

inner portion, composed chiefly of collecting tubules, and in some species, are organized into a group of structures called renal pyramids.

Answer 18

Medulla

Question 19

blunted apex of a renal pyramid

Answer 19

Renal papillae

Question 20

cuplike organ or cavity (minor and major)

Answer 20

Calix

Question 21

the functional unit of the kidney

Answer 21

Nephron

Question 22

site of filtration of blood plasma; consist of glomerulus and glomerular capsule (Bowman’s capsule)

Answer 22

Renal corpuscle

Question 23

network known as a tuft, of filtering capillaries

Answer 23

Glomerulus

Question 24

contains the tubular fluid filtered through the glomerulus

Answer 24

Renal tubule

Question 25

in the cortex

Answer 25

Proximal convoluted tubule

Question 26

composed of ascending and descending limbs

Answer 26

Loop of Henle

Question 27

is the term for expulsion of urine from the bladder.

Answer 27

Micturition

Question 28

start in the renal pelvis and end in the urinary bladder

Answer 28

Ureter

Question 29

hollow organ that varies in size and position; empty Pelvic urethra floor of the pelvic cavity; full abdominal cavity

Answer 29

Urinary bladder

Question 30

in female, opens onto the floor of the vaginal vestibule in male, passes through the penis (pelvic urethra)

Answer 30

Pelvic urethra

Question 31

are cells in the Bowman’s capsule in the kidneys that wrap around capillaries of the glomerulus

Answer 31

Podocytes

Question 32

cells sense changes in sodium chloride level, and will trigger an autoregulatory response

Answer 32

Macula densa

Question 33

secrete renin

Answer 33

Juxtaglomerular cells/ Granular cells

Question 34

kidneys use to filter excess fluid and waste products out of the blood into the urine collecting tubules of
the kidney

Answer 34

Glomerular filtration

Question 35

process whereby certain molecules
(e.g., ions, glucose and amino acids),
after being filtered out of the capillaries
along with nitrogenous waste products
(i.e. urea) and water in the
glomerulus, are reabsorbed from the
filtrate as they pass through the
nephron

Answer 35

Selective tubular reabsorption

Question 36

used to remove drugs, toxins and
poisons, or other natural compounds in
excessive amounts (such as
potassium (K+), hydrogen (H+), and
urea)

Answer 36

Selective tubular secretion

Question 37

Avian Urinary System

– lie on the ventral surface of the
synsacrum; divided into cranial, middle, and
caudal lobes

Answer 37

Kidneys

Question 38

no _____ and _____

Answer 38

renal pelvises, renal calyces

Question 39

right and left ureters terminate in the dorsal
part of the ____

Answer 39

urodeum

Question 40

complete suppression of urine

Answer 40

anuria

Question 41

difficult or painful urination

Answer 41

dysuria

Question 42

scanty or little urine

Answer 42

oliguria

Question 43

excessive urination

Answer 43

Polyuria