Ch. 26

Question 1

urinary system eliminates

Answer 1

organic wastes, toxins, drugs

Question 2

urinary system conserves

Answer 2

valuable nutrients by preventing their excretion

Question 3

urinary system assists liver in

Answer 3

detoxigying poisons and deaminating amino acids

Question 4

urinary system regulates plasma

Answer 4

concentrations of vital ions

Question 5

kidney primary layers of tissue deep to super

Answer 5

fibrous capsule
perinephric fat
renal fascia

Question 6

kidney point of entry/exit for renal artery, renal vein, and ureter

Answer 6

hilum

Question 7

3 distinct inner regions of kidnys

Answer 7

renal cortex
renal medulla
renal pelvis

Question 8

renal cortex seperates

Answer 8

renal pyramids

Question 9

kidneys blood supply

Answer 9

1.2 l per minute

Question 10

blood carried into kidney via

Answer 10

renal artery

Question 11

after blood carried into kidney from renal artery it branches to the

Answer 11

afferent arterioles

Question 12

after afferent arterioles blood goes into

Answer 12

glomerulus

Question 13

after glomerulus blood goes into the

Answer 13

efferent arteriole

Question 14

after efferent arteriole the kidney blood enters the

Answer 14

pertibuluar capillaries

Question 15

after blood enters the peritubular capillaries it goes into the

Answer 15

venules

Question 16

venules lead to the

Answer 16

renal vein

Question 17

basic structural and functional units of the kidneys

Answer 17

nephrons

Question 18

collects fluid moleucles from blood to filtrate

Answer 18

glomerular bowmans capsule

Question 19

flow of filtrate

Answer 19

glomerular capsule
proximal convoluted tubule
nephron loop of henle
distal convoluted tubule
collecting ducts
minor calyx
major calyx
renal pelvis
ureter

Question 20

how many nephrons per kidney

Answer 20

1 milli

Question 21

about 85 percent of nephrons are

Answer 21

cortical nephrons

Question 22

long nephron loops

Answer 22

juxtamedullary nephrons

Question 23

important for producing highly concentrated urine

Answer 23

juxtamedullary nephrons

Question 24

along renal tubule

Answer 24

useful organic substrates reabsorbed

Question 25

are fed by afferent arterioles and drained by efferent arterioles

Answer 25

glomeruli

Question 26

arise from efferent arterioles, surround the renal tubules and empty into venules

Answer 26

pertibular cappillarias

Question 27

detect changes in na of filtrate

Answer 27

macula densa

Question 28

provide feedback control between macula densa and juxtaglomerular cells

Answer 28

extraglomerular mesangial cells

Question 29

smooth muscle cells that secrete renin

Answer 29

juxtaglomerular granular cells

Question 30

collect urine from kidneys to the urinary bladder

Answer 30

ureters

Question 31

walls of ureters

Answer 31

mucosa, muscularis, adventitia

Question 32

what send urine through ureter to posterior wall of urinary bladdedr

Answer 32

peristaltic waves

Question 33

smooth collapsible musuclar sac for storing urine

Answer 33

urinary bladder

Question 34

urinary bladder for males

Answer 34

anterior to rectum superior to prostate gland

Question 35

urinary bladder for females

Answer 35

anterior to vagina inferior to uterus

Question 36

urinary bladder cell types

Answer 36

transitional epitherlium

Question 37

foour layers of urinary bladder

Answer 37

mucosa submucosa detrosuer muscle serosa

Question 38

trigone funnels urine into

Answer 38

urethra

Question 39

urethra sphinters

Answer 39

internal external uretheral sphincters

Question 40

female urethra length

Answer 40

1-1.5 inches

Question 41

male urethra lengtrh

Answer 41

7-9 in

Question 42

male urethera includes

Answer 42

prostatic urethra membranous urethra spongy urethra