Anatomy

Question 1

Where is pee stored?

Answer 1

The balls 👀

Question 2

What are the two types of nephrons? What differentiates them?

Answer 2

Cortical (85%) and Juxtamedullary (15%)

Juxtamedullary nephrons have much longer loops of Henley for effective water reabsorption

Question 3

Where are podocytes found? What is their purpose?

Answer 3

Around arteriole of the glomerulus, forming the filtration barrier that prevents large molecules eg albumin from being filtered out

Question 4

What cells line the bladder?

Answer 4

Urothelium (transitional epithelium)

Also found in ureter lumen

Question 5

What is the role of the juxtaglomerular apparatus and macula dense cells?

Answer 5

Sense changes in concentration or sodium and chloride ions and feedback to the arterioles of the glomerulus to relax or contract further

Question 6

Outline the pathway for oxygenated blood through the kidney

Answer 6

Renal artery - segmental artery - interlobar artery - arcuate artery - interlobular artery - afferent arteriole - glomerulus - efferent arteriole

Deoxygenated vessels are veins with the same name in the opposite order