The enzyme that catalyzes this reversible reaction is called succinyl-CoA synthetase or succinic thiokinase

TLS Online TPP Program

#Id: 2578

#Unit 7. System Physiology – Animal

Isosmotic reabsorption is a hallmark of proximal tubular function: Solute and water reabsorption are coupled and are proportional to each other.

TLS Online TPP Program

#Id: 2579

#Unit 7. System Physiology – Animal

The proximal tubule is the site of glomerulotubular balance, a mechanism for coupling reabsorption to the GFR.

TLS Online TPP Program

#Id: 2580

#Unit 7. System Physiology – Animal

Proximal tubule epithelial cells are highly metabolic and have large numbers of mitochondria to support

powerful active transport processes.

TLS Online TPP Program

#Id: 2581

#Unit 7. System Physiology – Animal

In early proximal convoluted tubule

sodium is reabsorbed by co-transport along with glucose, amino acids, & other solutes

TLS Online TPP Program

#Id: 2582

#Unit 7. System Physiology – Animal

Late proximal tubule reabsorbs primarily NaCl.

TLS Online TPP Program

#Id: 2583

#Unit 7. System Physiology – Animal

In late proximal convoluted tubule

High tubular fluid Cl− concentration is the driving

force for reabsorption