Question

1. in your body, much of the cleanup that comes after metabolism is handled by the
2. your liver can escort waste out of you. true false
3. your urinary system, especially your kidneys, helps maintain homeostasis by:
4. regulating your ________ volume, salt concentrations, and ph levels.
5. influencing your ________ blood cell production and blood pressure.
6. ________ toxic leftovers out of your blood and ferrying it out of your body.

Explanation:

1. The liver is a major organ involved in metabolizing substances and cleaning up after metabolism.
2. The liver processes toxins and waste products and can help in their elimination (e.g., via bile for some waste).

3.

• The urinary system (kidneys) regulates water volume (osmoregulation), salt (electrolyte) concentrations, and pH (acid - base balance).
• The kidneys produce erythropoietin (influences red blood cell production) and renin (involved in blood pressure regulation).
• The main function of the urinary system is to filter and excrete waste (including toxic leftovers) from the blood.

Answer:

1. liver
2. TRUE

3.

• water
• red
• Filtering and excreting