This study examines nursing interventions for cardiac conduction disease patients at Al-Nasiriyah's cardiac care unit. Methodology: Evaluating Al-Nasiriyah cardiac center patients. The study ran from September 13, 2019, until August 25, 2020. 85 Al-Nasiriyah cardiac Center patients with cardiac blockages were studied. The prepared form and self-administered bang technique yielded data. Three of the closely related socio-demographic physiognomies that were left on the questionnaire are age, gender, educational achievement, employment, monthly income, and residence. The second section of the questionnaire, which inquires about the nurses' knowledge of how to treat patients with heart blockages, consists of 13 questions. The objectivity of the instrument was validated by a panel of industry experts, and the Alpha Correlation Coefficient (0.865) was used to evaluate the instrument's internal coherence and consistency. IBM SPSS version 25.0 was used to analyze data using descriptive and inferential statistical approaches. Findings: age of 60 years and more* years, 35 (41.2%) of the nurses. Eighty-seven women (or 87.1% of the total) were included in the analysis.Forty-four people (44.7% of the total) in the survey had nursing degrees at the bachelor's level or above. There are 42 married people in the sample (49.4 percent). Of the total number of nurses who took part in this study, 51 (60.0%) of them are city dwellers., 46 (54.1) did not attend. the most of study sample were within poor knowledge regarding the management of heart block. The presented table indicates that there are no statistically significant differences between the knowledge of nurses and their sociodemographic characteristics, with the exception of a certain factor. Nurses' knowledge of heart block management in cardiac care units is statistically different from their education and training. Conclusion:. Patients suffering from heart blockage did not get enough treatment from nurses working in the cardiac care unit. The number of years of experience, age, sex, marital status, and location of residence did not correspond with the level of expertise of nurses. Despite the fact that age, gender, marital status, area of residence, and years of service all had statistically significant relationships,