Tochukwu Ebuka Umeohana
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Examining the Utilization and Impact of Instructional Materials on Biology Education in Awka South Local Government Area Tochukwu Ebuka Umeohana
Papanda Journal of Mathematics and Science Research Vol. 3 No. 2 (2024): Volume 3 Nomor 2 September 2024
Publisher : Papanda Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56916/pjmsr.v3i2.813

Abstract

This study aims to examine the utilization and impact of instructional materials on biology education within Awka South Local Government Area.The research employs a descriptive survey methodology to gather data from secondary school teachers and students in the area. To ensure representative sampling, 38 biology teachers were randomly selected. Data collection was facilitated through a self-structured 4-point rating questionnaire comprising sections for personal data and items related to the research questions.Descriptive statistics were utilized to analyze the extent of usage of instructional materials among teachers. The findings reveal a diverse extent of usage of instructional materials among teachers, with certain materials being employed more extensively than others. While traditional tools like audio and video recorders, projectors, and microphones are utilized to a limited extent, innovative resources such as organ tissue specimens and multimedia aids exhibit greater usage. Results indicate that access to information and communication technology (ICT) facilitates students' ability to gather recent information, while the regular use of instructional materials promotes easy comprehension of difficult concepts and enhances students' abilities and interests in biology.Recommendations include providing educators with adequate training and resources to effectively incorporate instructional materials into their teaching practices, thereby optimizing the learning experience in Awka South Local Government Area.
HISTOLOGICAL AND BIOCHEMICAL MARKERS ON THE LIVER OF WISTER ALBINO RATS SUPPLEMENTED WITH FLOWER-HEAD AND LEAF EXTRACTS OF SPILANTHES FILICAULIS Tochukwu Ebuka Umeohana; Andrew Chinedu Nwaka
INTERNATIONAL JOURNAL OF SOCIETY REVIEWS Vol. 2 No. 11 (2024): NOVEMBER
Publisher : Adisam Publisher

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Abstract

This study covered the effects of Spilanthes filicaulis flower-head and leaf extracts on liver function and histology in Wistar albino rats. Forty-two rats were divided into seven groups, with groups receiving varying doses of MESF leaf or flower-head extracts. Liver function was assessed through serum levels of alanine aminotransferase (ALT), aspartate aminotransferase (AST), alkaline phosphatase (ALP), and bilirubin fractions. Histopathological analysis of liver tissues was performed to detect structural changes. The results indicated that neither the leaf nor flower-head extracts caused significant alterations in serum ALT and AST levels, suggesting no major hepatotoxicity. Although some variations in ALP activity were observed, these changes did not correlate with liver damage in histopathological examinations. Bilirubin levels remained stable across treatment groups. Histopathological analysis revealed no significant deviations from normal hepatic architecture, though some cases of macrovesicular steatosis were noted. The study concludes that supplementation with MESF leaf and flower-head extracts does not induce significant liver damage in Wistar albino rats, suggesting that these extracts may be safe for liver health at the administered doses.