Urine Flashcards

1
Q

Urinary system filters __ of blood daily

A

200L

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2
Q

Urinary system regulates __

A

Volume and chemical makeup of blood

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3
Q

Urinary system maintains __

A

Proper balance between water,salts,acids, and bases

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4
Q

During prolonged fasting of urinary system is called

A

Gluconeogenesis

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5
Q

Urinary system produces ___ and it helps to __

A

Renin , helps regulate blood pressure and stimulate RBC production

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6
Q

Urinary system activates __

A

Vitamin D

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7
Q

Organs of the urinary system

A

2 kidneys
2 ureters
1urinary bladder
1urethra

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8
Q

The ____ is the large fat pad that surrounds the kidney in the posterior region of the abdominal cavity

A

Perirenal fat capsule

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9
Q

Approximately ___ of systemic cardiac output flows through the kidneys each minute

A

1200ml

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10
Q

Nephron

A

Structural and function unit of the kidney

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11
Q

A tuft of capillaries associated with a renal tubule

A

Glomerulus

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12
Q

Blind , cupshape end of renal tubule that completely surrounds the glomerulus

A

Glomerular (bowman’s) capsule

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13
Q

Two types of nephrons

A

Cortical and juxtamedullary nephrons

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14
Q

Have short nephrons loops

A

Cortical nephrons

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15
Q

Glomerulus is further away from cortex medulla junction of the kidney

A

Cortical nephrons

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16
Q

Efferent arteriole supplies peritubular capillaries

A

Cortical nephrons

17
Q

Have long nephron loops

A

Juxtamedullary nephrons

18
Q

Glomerulus closer to cortex medulla junction

A

Juxtamedullary nephrons

19
Q

Efferent arterioles supply the casa recta

A

Juxtamedullary nephrons

20
Q

Feed the first capillary bed

A

Afferent arterioles

21
Q

Glomerular filtration has ____ pressure

A

High , due to high resistant, and larger feeder diameter than drainer

22
Q

In glomerular filtration __drain glomerulus

A

Efferent arterioles

23
Q

In glomerular filtration ____ forces filtrate out of capillary bed into the capsule

A

High pressure

24
Q

In glomerular filtration ___ function as blood pressure sensors in the walls of the afferent arterioles

A

Jaxtaglomerular cells

25
In tubular reabsorption ____ of reabsorbtion occurs from the proximal convoluted tubule
75-80%
26
Tubular reasportion reabsorbs into the __
Peritubular capillary bed
27
In tubular reasportion reabsorption depends on ___
Selective needs of the body
28
Passing urine
Micturition
29
____triggers micturition reflex
200-300ml
30
Capacity of holding urine
600-800ml
31
Every 24 hrs ___litters of blood is filigreed through kidneys
150-180L
32
Constituents of urine
Water , urea , sodium , potassium , phosphate , sulfate ions , creatinine , Utica acid
33
Characteristics of urine
Color is yellow Odor is ammonia PH slightly acidic
34
Kidney stone disease
Urolithiasis
35
Collect ducts of nephrons then dislodged and pass into urine
Urinary casts