BIOL1A - kidney functions Flashcards
What does nitrogenous wastes say about an animal?
Nitrogenous wastes reflect an animal’s phylogeny and habitat.
How is ammonia formed?
Ammonia is formed when proteins and amino acids are broken down.
What are the 3 types of nitrogenous waste?
Ammonia, Urea, Uric Acid.
What type of animal produces ammonia?
Most aquatic animals produce ammonia.
What type of animal produces urea?
Mammals, amphibians, sharks, and most bony fish produce urea.
What type of animal produces uric acid?
Birds, insects, many reptiles, and land snails produce uric acid.
How much blood does the kidneys filter per minute?
The kidneys filter about 125 mL of blood per minute.
What are the 6 main functions of the kidneys?
Water balance, Electrolyte balance, Regulate blood pressure, Elimination of nitrogenous waste, Elimination of toxins, Regulates acid-base balance.
What other systems do the kidneys interact with?
The kidneys interact with the circulatory and endocrine systems.
What are the 3 major parts of the kidneys?
The cortex, medulla, and ureter are the 3 major parts of the kidneys.
Name all 6 parts of the nephron.
Bowman’s capsule, Proximal tubule, Descending loop of Henle, Thin ascending loop of Henle, Thick ascending loop of Henle, and Distal tubule.
What is ADH and where does it come from?
ADH - antidiuretic hormone; it is produced in the pituitary gland.
