click below
click below
Normal Size Small Size show me how
CHERRY SANTOS
ANATOMY WEEK 1-6
| Question | Answer |
|---|---|
| What are the four basic processes in urine formation? | Filtration, reabsorption, secretion, excretion |
| Which hormone increases sodium reabsorption (thus water) in the distal tubules and collecting ducts? | Aldosterone |
| What is the typical glomerular filtration rate (GFR) in a healthy adult? | 180 liters/day (varies by source) |
| What are the main functions of the digestive system? | Ingestion, digestion (mechanical & chemical), absorption, and elimination |
| Which organ is primarily responsible for nutrient absorption? | Small intestine |
| How does the pancreas assist digestion? | It secretes digestive enzymes (amylase, lipase, proteases) and bicarbonate (to neutralize stomach acid) into the small intestine |
| Which accessory organs contribute secretions to digestion? | Salivary glands, liver, gallbladder, pancreas |
| How is acid–base balance regulated by the kidneys? | By reabsorbing bicarbonate (HCO3⁻), secreting hydrogen ions (H+) and generating new bicarbonate |
| Which hormone increases reabsorption of water in the collecting ducts? | Antidiuretic hormone (ADH) |
| What is the normal pH range of urine? | 4.5–8.0 |