The phrase "functional damage" is correct and usable in written English.
It can be used to describe damage that affects the functionality or performance of an object or system.
Example: "The car suffered functional damage after the accident, making it difficult to drive."
Alternatives: "operational damage" or "performance impairment."
Moreover, chronic and heavy alcohol consumption affects the integrity and function of vital tissues and organs, causing slow but significant structural and functional damage over time.
The toxic action of yeast killer proteins seems to involve selective functional damage to the plasma membrane of the sensitive cell.
Drop/impact forces may cause severe functional damage in form of component failure and/or interconnection breakage.
Prior to resuming operations, the licensee will be required to demonstrate to the Commission that no functional damage has occurred to those features necessary for continued operation without undue risk to the health and safety of the public.
The pathogenesis is reflected by reduced capillary perfusion, tissue ischemia (according to the pattern of capillary damage) and the consequential structural and functional damage.
The genitourinary system is constantly exposed to different adverse conditions that can lead to various degrees of structural and functional damage.
The peritoneal membrane is immersed in a high glucose concentration of the peritoneal dialysate, which may cause structural and functional damage.
It addresses the problems related to possible functional damage to neural cells and circuits due to particle radiation in space environment.
This evolution has been systematically analyzed by identifying some functional damage parameters, involving strain, energy, transformation stress, Young's modulus and phase transition temperatures.
The copper stress can induce cell membrane lipid peroxidation and membrane structure and functional damage.
Research has focused on serum and urine biomarkers that could predict AKI before functional damage occurs [54].
