Anatomy Flashcards
(32 cards)
Spinal area of kidneys
Beween T11-L3 at CVA
3 outside layers of kidney
RF - Renal fascia
AC - Adipose Capsule
RC - Renal Capsule
Internal kidney structural pathway
C-CMP-CP
Cortex, column, medulla, papillae, calyces, pelvis
Afferent arteries go which way?
Approach
Efferent arteris go which way?
Exit
BF in
Aorta, Renal artery, Seg arteries
Inter-Lobar, Arcuate, Inter-lobular
Aff - glom
BF out
Eff Peritubular caps and/or vasa recta inter-lobular, arcuate, inter-lobar Seg veins, Renal vein IVC
Innervation of - aff/eff
Superior mesenteric ganglion
Innervation of - BF, filtration, urine formation
Sympathetic fibers
Kidney Fx’s (B-HIP-GOV)
BP, Excretion Hormones, Ions, pH, GLU, Osmo, Volume,
Important Ions of kidney reg
Na, Cl
K, PO4
Ca
What decreases ADH release in an effort to control blood volume?
L-atria distention
What stimulates ADH to increase volume?
Increase plasma oncotic pressure
Exercise
RAAS pathway?
Renin Ang-gen (Liver) ANG I (Lung/Kidney) ACE > ANG II (more vol/bp) Aldosterone (adrenal cortex) - H20/Na retention. (k excreted)
Normal Osmo
300mol/L
Hormone produced by kidney?
- Calcitrol (Active Vit-D) - Ca/PO4 reg
2. EPO
What glucose producing process is performed at the kidney?
Gluconeogensis
By-product of Amino acids and nucleic acid?
AA - ammonia and urea
Nucleic Acid - Uric acid
Glom filtration membrane is composed of?
GBS
G- Glom Endoth-fenestrations (No cells)
B- Basal Lamina (No Lrg proteins)
S- Slit membrane (Pedicles) (No med)
Fluid in capsular space is called?
Glomerular filtrate
What percentage of fluid enters the capsular space?
20 percent
How much blood flow is processed through?
1-1.2L/min
GFR per day?
140-180L/D
3 main pressures of G. Filtration?
GBHP- Glom bld hydrostatic - 55mmHg (Promotes)
CHP- Capsular Hydrostatic - 15mmHg (Opposes)
BCOP- Bld Colloid osmotic - 30mmHg (Opposes)