Importance of Animal Health for Livestock Producers

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What are the negative impacts of excessive stress on animal health?

Increased risk of disease and lower product quality (correct)

Enhanced production and higher product quality

Decreased risk of disease and higher product quality

Reduced risk of disease and lower product quality

Why have livestock producers become dependent on antibiotics?

To contribute to antimicrobial resistance

To enhance livestock growth (correct)

To improve animal health and fertility

To reduce stress in animals

How is the stress response in animals activated?

By triggering a restful state

By increasing reproductive disorders

By reducing physiological homeostasis

By eliciting a fight, flight, or freeze reaction (correct)

What are the factors that determine an animal's resilience to stress?

Genetics, environment, and epigenetic mechanisms Signup and view all the answers

How do animals sense stressors?

Through touch, taste, smell, hearing, and sight Signup and view all the answers

What happens if an animal has low stress resilience?

They may become hyper-responsive to stressors Signup and view all the answers

What are the consequences of an animal becoming sensitized to a stressor?

Hyper-responsiveness to the same/other stressors Signup and view all the answers

How does stress resilience in animals help them cope with danger?

By restoring homeostasis Signup and view all the answers

What is the risk associated with disrupting the circadian rhythm in mammals?

10X greater risk of viral infection Signup and view all the answers

How can a mis-match between animals and their environment impact them?

Increase susceptibility to stress and disease Signup and view all the answers

What is the significance of the changing environment for laying hens?

Impacts on their well-being and stress levels Signup and view all the answers

Why is it important for animals to be matched genetically and epigenetically to their environment?

To avoid stress and reduce disease risk Signup and view all the answers

Which physiological response to stress peaks within minutes?

Sympathetic-adrenal-medullary (SAM) axis Signup and view all the answers

Which of the following is NOT a criteria for biomarkers of stress?

Complexity Signup and view all the answers

What contributes to the regulation of catecholamines secretion from the adrenal medulla during stress?

Adrenal cortex glucocorticoid (GC) secretion Signup and view all the answers

Which of the following is true about detection technologies for measuring animal stress according to the text?

They are not yet reliable or fully developed Signup and view all the answers

What is the main difference between the sympathetic-adrenal-medullary (SAM) axis and the hypothalamic-pituitary-adrenal-cortex (HPA) axis in terms of activation during stress?

SAM axis activates within seconds, HPA axis activates within hours Signup and view all the answers

What is one of the important criteria for biomarkers of stress based on the text?

"Sampling should cause minimal discomfort" Signup and view all the answers

Importance of Animal Health for Livestock Producers

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