Term
| Major parts of urinary system |
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Definition
| kidney, ureter, urinary bladder, urethra |
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Term
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Definition
| renal fascia, adipose capsule, renal capsule, r sinus, r cortex, r medulla, r columns, r pyramids, r papilla, minor calyx, major calyx, r pelvis, ureter, r artery, r vein, cortex, medulla |
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Term
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Definition
| r corpuscle, glomerulus, Bowman's (glomerular) capsule, proximal convoluted tubule, nephron loop (loop of Henle), distal convoluted tubule, collecting duct, juxtamedullary nephron, cortical nephron, vasa recta, peritubular capillaries |
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Term
| Juxtaglomerular apparatus |
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Definition
Monitors flow and composition of urine and adjusts the performance of the nephron.
Macula densa: pathch of epithelium in the DCT on the side facing afferent arteriole, sensor cells that monitor the flow or composition of tubular fluid
Juxtaglomerular(JG) Cells: enlarged smooth muscle cellsfound in the afferent arteriole, constrict and narrow arterioles to reduce blood flow
Mesangial Cells: occupy the cleft btw the afferent and efferent arterioles may help communication |
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Term
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Definition
Female- 3 to 4 cm long, external urethral orifice
Male- 18 cm long, prastatic urethra, membranous urethra, spongy (penile) urethra |
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Term
| What is trigone? Bladder muscle? Lining of bladder? |
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Definition
Trigone: the triangle section made by ureters and urethral opening
Muscles: detrusor muscle is 3 layers of smooth muscle
Mucosa: transitional epithelium |
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Term
| Internal and external urethral sphincters |
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Definition
| Internal sphincter is smooth muscle, external sphincter is skeletal muscle |
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