Ch.25: Urinary System Part 3: Flashcards Preview

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Flashcards in Ch.25: Urinary System Part 3: Deck (11)
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1
Q

Physical characteristics of Urine:

A

Color: yellow color due to urochrome
pH: 4.5-8.2
gravity: 1.001-1.035

2
Q

Chemical components of Urine (normal)

A

urea, nitrogenous waste, uric acid, creatine, Na+, K+, PO4, SO4

3
Q

Abnormal components of Urine include:

A

glucose, white blood cells, proteins, bile pigments

4
Q

The __________ are slender tubes that convey urine FROM THE KIDNEYS TO THE BLADDER. Play an active role in transporting urine

A

ureters

5
Q

The ureter wall has three layers inner to outer:

A

Mucosa
Muscularis
Adventitia

6
Q

The _____ ______ is a smooth collapsible muscular sac that stores urine temporarily

A

urinary bladder

7
Q

The unit storafe capacity of the urinary bladder is

A

600-800 mL

8
Q

The _________ is a thin-walled muscular tube that drains FROM THE BLADDER AND CONVEYS IT OUT OF THE BODY

A

urethra

9
Q

_________ _______ ________ controlled by the autonomic nervous system , keeps the urethra closed when urine is not being passed and prevents leaking between voiding

A

Internal urethral sphincter

10
Q

_________ ______ _______ this sphincter is formed of skeletal muscle and is voluntarily controlled.

A

External urethral sphincter

11
Q

__________, also called voiding. urination. The act of emptying the urinary bladder

A

Micturition