Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
13 Cards in this Set
- Front
- Back
|
What is one of the most general functions of the kidneys in regard to regulation? What do the kidneys regulate?
|
The kidneys maintain a relatively constant volume and stable composition of the body fluids
|
|
|
What do the kidney's maintain a constant concentration of?
|
Electrolytes
|
|
|
What electrolytes are maintained by the kidneys?
|
Sodium, potassium, calcium, HCO3
|
|
|
What do the kidneys do with nutrients?
|
Filtered nutrients are reabsorbed by the kidneys back into the body
|
|
|
What are the nutrients that are reabsorbed by the kidneys?
|
Glucose and amino acids
It is important for the body to keep glucose and amino acids. |
|
|
What is the role of the kidneys with acid/base?
|
The kidneys contributes to acid-base regulation by excreting acids and by regulating the body fluid buffer stores.
|
|
|
What acid does the kidney regulate?
|
Hydrogen - H+
|
|
|
What is the biggest buffer regulated by the kidneys?
|
Bicarbonate
|
|
|
How and where do the kidneys filter substances?
|
Kidneys filtering huge quantities of fluids from the capillary space to tubular space
|
|
|
How do the kidneys reabsorb substances?
|
After filtering compounds into the tubular space, the kidney has to recapture them.
The kidneys reabsorb nutrients back into the bloodstream. |
|
|
What is the kidneys' role in excretion?
|
The kidney excretes waste products of metabolism
|
|
|
What are the products excreted by the kidneys and where do they come from?
There are 6 major excretory products. |
• Urea - From amino acids
• Creatinine - From muscle creatinine • Uric acid - From nucleic acid • Bilirubin - An end products of hemoglobin • Metabolites of various hormones and drugs - makes the drugs and hormones more easily soluble in water when the metabolites are excreted • Sulfuric acid and phosphoric acid - From proteins |
|
|
What else do the kidneys eliminate?
|
Kidney eliminates toxins such as pesticides, drugs and food additives
|
