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Name the function of the urinary system
kidneys filter blood plasma, returning most of the water and solutes to the bloodstream.
remaining water and solutes constitute urine
8 main functions of the kidney
1) Regulate ion levels in the blood
2) Regulate blood pH
3) Regulate blood volume = blood pressure
4) Regulate blood pressure enzymatically
5) maintain osmolarity
6) Produce hormones
: calcitriol and erythropoietin
7) regulate blood glucose
8) excrete waste
The kidneys are located in a space called ________
the concave medial border of the kidney is known as the _____________
name the 3 layers of tissue that surround each kidney
What is the renal fascia?
it is a layer of tissue surrounding the kideny
dense irregular connective tissue that anchors the kidney to the surrounding structures and to the abdominal wall.
What is the adipose capsule?
one of the 3 layers that covers the kidey
protects the kidney from trauma
The apex of a renal pyramid is called?
the area between the renal pyramids is calle?
the nephron consists of these 2 parts
- where blood is filtered
- into which the filtered fluid passes
The 2 components of the renal corpuscle
1) Glomerulus (capillary network)
2) Glomerular (Bowman's) capsule
3 components of the renal tubule
1) proximal convoluted tubule
2) loop of Henle
3) distal convoluted tubule
The Bowman's capsule consists of a parietal layer and a visceral layer. What type of epithelium is found here?
Visceral: modified simple squamous epithelial cells called
Parietal Layer: simple squamous epithelium
Fluid filtered from the glomerular capillaries enters the ____________ ; the lumen of the urinary tubule.
the purpose of the juxtaglomerular apparatus
to regulate blood pressure