Kidney Map Definitions

Question 1

Arcuate artery

Answer 1

a branch from an artery; generally follows the curving boundary between the cortex and medulla and leads to smaller branches, supplying many nephrons

Question 2

Arcuate vein

Answer 2

a curiving vein that generally follows the boundary between the cortex and medulla, returning blood from many nephrons to an interobar vein

Question 3

Collecting duct

Answer 3

a tube that collects the urine output of several nephrons

• collecting ducts merge into larger papillary ducts that form the visible striations in the pyramids

Question 4

Hilus

Answer 4

depression where the renal artery enters and the renal vein an dureter exit the kidney

Question 5

Interlobar vein

Answer 5

vein between 2 lobes, draining blood from arcuate veins

Question 6

Interlobar artery

Answer 6

artery between 2 lobes, bringing blood to the branching arcuate arteries

Question 7

Major calyx

Answer 7

one of a few large tubes that collect urine from a group of minor calyces and transport it to the renal pelvis

Question 8

Minor calyx

Answer 8

a tube that collects urine from a renal papilla and transports it to a major calyx

Question 9

Nephron

Answer 9

tiny functional unti of kidney, where water and dissolved substances are sparated from blood, urine is produced, and some water is returned to the blood

Question 10

Renal artery

Answer 10

major artery that supplies blood to the kidney