u-rê
Definition
Noun (Chemistry/Biochemistry):
- Urea: A colorless, crystalline organic compound that is the main nitrogenous breakdown product of protein metabolism in mammals and is excreted in urine. It is also synthesized for use in fertilizers, plastics, and animal feed.
Noun (Medicine/Physiology):
- Urea (as a physiological component): Refers to the presence and concentration of this compound in the blood or other bodily fluids, with abnormal levels indicating potential health issues.
Usage Examples
- Noun:
- Phân bón u-rê rất phổ biến trong nông nghiệp. (Urea fertilizer is very common in agriculture.)
- Xét nghiệm máu cho thấy nồng độ u-rê cao. (The blood test showed a high urea concentration.)
- U-rê được tổng hợp từ amoniac và carbon dioxide. (Urea is synthesized from ammonia and carbon dioxide.)
Advanced Usage
"sự tạo u-rê" (uréogenèse): Ureogenesis, the biochemical process of urea formation in the body, primarily in the liver.
- Gan đóng vai trò chính trong sự tạo u-rê. (The liver plays a key role in ureogenesis.)
"u-rê huyết" (urémie): Uremia, a clinical condition characterized by an excessively high level of urea and other waste products in the blood due to kidney failure.
- Bệnh nhân suy thận có thể bị u-rê huyết. (Patients with kidney failure may suffer from uremia.)
Variants and Related Words
- Urê: An alternative, more common Vietnamese spelling for the same compound.
- Công thức hóa học của urê là CO(NH₂)₂. (The chemical formula of urea is CO(NH₂)₂.)
Synonyms
- Carbamide: The systematic chemical name for urea.
- Blood Urea Nitrogen (BUN): A related medical term for a clinical measurement of urea nitrogen in the blood.
Related Scientific Terms
Uréase (Urease): An enzyme that catalyzes the hydrolysis of urea into ammonia and carbon dioxide.
- Vi khuẩn trong đất tiết ra uréase. (Bacteria in soil secrete urease.)
Urê hóa (Ureation): The process of treating or mixing with urea.
- Quá trình urê hóa trong sản xuất phân bón. (The ureation process in fertilizer production.)