Q. Regarding renal handling of ammonia, which is INCORRECT? (Solved)
1. ammonia is not filtered at the glomerulus
2. ammonia is synthesised in proximal and distal tubules
3. glutaminase plays a role in ammonia excretion
4. non-ionic diffusion of ammonia maintains a concentration gradient for further diffusion
5. ammonia diffusion can increase up to 30 fold
- e. ammonia diffusion can increase up to 30 fold