In research, an unobtrusive measure is a method of making observations without the knowledge of those being observed. Unobtrusive measures are designed to minimize a major problem in social research, which is how a subjectâs awareness of the research project affects behavior and distorts research results.hree types of unobtrusive measurement are discussed here... An indirect measure is an unobtrusive measure that occurs naturally in a research context. The researcher is able to collect the data without introducing any formal measurement procedure.....Content analysis is the analysis of text documents.
patellar reflex. n. A reflex contraction of the quadriceps muscle resulting in a sudden involuntary extension of the leg, produced by a sharp tap to the tendon below the patella. Also called knee jerk, knee-jerk reflex, knee reflex, quadriceps reflex.
Definitions for knee jerk. Here are all the possible meanings and translations of the word knee jerk. Princeton's WordNet(0.00 / 0 votes)Rate this definition: knee jerk, knee-jerk reflex, patellar reflex(noun) a reflex extension of the leg resulting from a sharp tap on the patellar tendon. Knee jerk(n.) emotional and predictable; -- of certain people and their reactions to events. Chaldean Numerology. The numerical value of knee jerk in Chaldean Numerology is: 9.