'a physical obstruction' is a correct and usable phrase in written English.
You could use the phrase in a sentence like this: "The car broke down due to a physical obstruction in the engine."
For this reason, a new model based on a physical obstruction approach is presented.
Furthermore, radial glia endfeet may also function simply as a physical obstruction to cause a subset of interneurons to alter their trajectory.
Furthermore, ING2 expression was lower in testicular biopsy specimens from non-obstructive azoospermia (NOA) patients than those from obstructive azoospermia (OA) patients (GSE9210) [46], suggesting the functional involvement of reduced expression of ING2 in human male infertility due to defective germ cell development, but not that due to a physical obstruction.
In addition, a physical obstruction of the phloem sieve tubes by callose deposition has been demonstrated in the sieve elements of C. roseus and Euphorbia pulcherrina infected with phytoplasmas [ 28].
The primary anomaly in PRS is considered to be failure of mandibular growth in the period prior to fusion of the embryonic palate resulting in abnormal placement of the tongue in the primitive oral cavity causing a physical obstruction to fusion of the posterior palatal shelves (1– 3).
A pinched nerve is essentially a physical obstruction of body's wiring system.
This experiment also demonstrated that these islands were able to re-orientate themselves on the crystal surface if a growth hillock (physical obstruction) was encountered [ 12].
Remove any physical obstructions.
These mice also develop cleft palate as a result of micrognathia and failed palate shelf elevation due to physical obstruction by the tongue.
The term "physical obstruction" means rendering impassable ingress to or egress from a facility that provides reproductive health services or to or from a place of religious worship, or rendering passage to or from such a facility or place of religious worship unreasonably difficult or hazardous.
"They denied, but no physical obstruction".
