相关实验视频
Updated: Jul 4, 2025

Bovine Mammary Gland Biopsy Techniques
Published on: December 23, 2018
与乳牛肋骨损伤相关的患病率和危险因素
George Stilwell1,2, João M B Azevedo1, Telmo Nunes1,2
1Animal Behaviour and Welfare Research Laboratory, Centre for Interdisciplinary Research in Animal Health, Veterinary Medicine Faculty, Lisbon University, Av. Universidade Técnica, Alto da Ajuda, 1330-477 Lisboa, Portugal.
乳牛的硬骨扩大 乳牛的硬骨扩大
科学领域:
- 兽医科学 兽医科学 兽医科学
- 动物福利 动物福利
- 农业科学 农业科学
背景情况:
- 有时检测到乳牛肋骨上的硬骨扩大.
- 这些病变虽然往往无痛,但表明潜在的福利问题和不良养殖.
- 它们可以作为乳牛生活条件低于最佳的指标.
研究的目的:
- 为了确定密集养殖系统中的奶牛肋骨损伤的流行情况.
- 为了确定与这些病变相关的住房相关的风险因素.
- 调查临床病史和肋骨损伤发生之间的联系.
主要方法:
- 在葡萄牙22个农场检查了1319头哺乳乳母牛的肋骨.
- 每个农场的记录住房和特定动物的潜在风险因素.
- 对发现肋骨病变的奶牛进行了临床检查,包括脚评分.
主要成果:
- 肋骨病变的总体患病率为2.3%,根据农场不同 (0%至6.1%).
- 确定的风险因素包括狭窄的摊位,不足的食地点,不足的小屋和露面的路边.
- 肋骨病变与的病史相关,但不是当前的或较低的牛状况.
结论:
- 肋骨病变与隔间设计和乳牛的病史有很大关系.
- 在某些农场,这些病变的患病率可能很大.
- 建议将肋骨损伤评估纳入奶牛福利协议,因为它们与慢性和贫困住房有关.
更多相关视频
09:01The Bovine Lung in Biomedical Research: Visually Guided Bronchoscopy, Intrabronchial Inoculation and In Vivo Sampling Techniques
Published on: July 3, 2014
13:00Intranasal Immunization and Milk Collection in Studies of Maternal Immunization in New Zealand White Rabbits Oryctolagus cuniculus
Published on: July 31, 2021
相关概念视频
Factors Affecting the Risk of Infection
The integrity and count of the white blood cells help the body resist pathogens and fight infection. When impaired, it reduces the body's resistance to pathogens. The acidic pH levels of the gastrointestinal, genitourinary tracts, and skin...
Peptic Ulcer Disease III: Clinical Manifestations and Diagnostic Studies
Few clinical manifestations differentiate gastric ulcers from duodenal ulcers. Distinctions in the location, timing, and pain relief are crucial for healthcare providers in differentiating between gastric and duodenal ulcers during clinical assessments.
Pathophysiology of Peptic Ulcer Disease: Injurious Factors
In the antrum region, G cells secrete the gastrin hormone that binds to gastrin-cholecystokinin-B (CCK2) receptors on parietal and enterochromaffin-like (ECL) cells in the fundic glands. Simultaneously, the vagus nerve releases acetylcholine, which binds...
COPD: Pathogenesis and Clinical Features
The primary cause for the onset of COPD is cigarette smoking and exposure to air pollution. These hazardous factors initiate a chain reaction within the lungs, resulting in chronic inflammation, damage to the airways, and a...
Pneumonia V: Nursing management and Prevention
The nurse must practice strict medical asepsis and adhere to infection control guidelines to minimize healthcare-associated infections.
Enhance airway patency
Position the patient correctly to facilitate drainage of the affected lung segments. Manual or mechanical percussion and vibration can also be employed....
Acute Pancreatitis II: Clinical Manifestations and Management