Histo Lec: M14 - Urinary System

Question 1

bean shaped organ, with a convex lateral surface, concave medial surface and superior and inferior poles.

Answer 1

kidney

Question 2

Hilum of the kidney is the passageway for?

Answer 2

renal vessels and the ureter

Question 3

connective tissue _____ and a layer of _____ protect and cushion the kidney

Answer 3

Renal Tissue and perinephric fat

Question 4

The capsule contains?

Answer 4

layer of contractile cells called myofibroblasts

Question 5

layers of kidney parenchyma

Answer 5

outer cortex and inner medulla

Question 6

Urine is collected in?

Answer 6

Renal calyces

Question 7

outer layer of the kidney tissue

Answer 7

renal cortex

Question 8

appears striped, as it contains vertical nephron structures (tubules, collecting ducts).

Answer 8

renal medulla

Question 9

functional unit of the kidney.

Answer 9

nephron

Question 10

Renal corpuscles are located in the

Answer 10

renal cortex

Question 11

filtration apparatus of the nephron

Answer 11

Renal corpuscle

Question 12

cover the walls of glomerular capillaries

Answer 12

Podocytes

Question 13

starting point of urine formation.

Answer 13

Renal corpuscle

Question 14

The kidney filtration apparatus is formed by three layers of tissue

Answer 14

endothelium of the glomerular capillaries, glomerular basement membrane (GBM) and podocytes (visceral layer of renal capsule)

Question 15

The renal tubule system consists of three parts:

Answer 15

• Proximal tubule; convoluted proximal tubules and straight proximal tubule
• Nephron loop; descending and ascending limbs
• Distal tubule; straight distal tubule and convoluted distal tubule

Question 16

first part of the tubular system

Answer 16

Proximal Tubule

Question 17

proximal tubule (or thick descending limb) extends down into the medulla.

Answer 17

straight proximal tubule

Question 18

is the U-shaped bend of a nephron which extends through the medulla of the kidney.

Answer 18

Nephron Loop

Question 19

Nestled into the vascular pole of the nephron is a collection of cells

Answer 19

Juxtaglomerular Apparatus

Question 20

JGA is formed by what cells?

Answer 20

macula densa, juxtaglomerular granular (JG) cells and extraglomerular mesangial (Lacis) cells

Question 21

Muscular layers in the wall of the ureter

Answer 21

longitudinal and a circular layer

Question 22

Urinary bladder lining

Answer 22

specialized stratified epithelium, the urothelium (transitional epithelium)