29 Questions
How do anabolic steroids influence muscle growth?
Increase muscle protein synthesis
What is the main impact of testosterone on bone health?
Contribute to the development and maintenance of bone density
What determines the growth potential of an animal's muscle?
Number of muscle fibers
Which depot of adipose tissue differs in its secretory properties?
Omental
During which stage of development do myofibers increase in cross-sectional area through hypertrophy?
Postnatal Growth
What effect do sex hormones have on body fat distribution?
Influence gender-specific patterns of body fat distribution
What is the main function of satellite cells in muscle growth?
Provide nuclei necessary for fiber growth
Analogues are variations of which substances?
Anabolic steroids
Which tissue is associated with expressing genes like uncoupling protein-1 (UCP-1) and thermogenesis?
Brown Adipose Tissue (BAT)
How do anabolic steroids affect fat distribution?
Reduce fat mass
What happens to satellite cells in older animals that leads to a plateau in muscle growth?
Decrease in number and become dormant
Which type of muscles primarily contain type II fibers?
Fast-twitch muscles
What is the role of growth hormones in stimulating growth and development?
Promoting the production of other proteins that form tissues and organs
How does growth occur in terms of cell changes?
Through hyperplasia, which is an increase in cell number
What effect does increased lipid deposition have on growth?
Increases body weight and size
Why is the specific arrangement of amino acids in growth hormones important?
To allow them to bind to receptors on target cells for biological activities
Which components are involved in the Hypothalamus-Pituitary Axis?
Hypothalamus, pituitary gland, target organs
What is the primary source of growth hormones in the body?
Pituitary gland
What is the role of leptin in growth and satiety signaling?
Suppressing appetite
What stimulates the release of cholecystokinin (CCK) during digestion?
Presence of fats and proteins
How does cholecystokinin (CCK) influence food intake?
Suppresses appetite
What impact does chromium have on insulin sensitivity?
Increases insulin sensitivity
How does chromium contribute to growth?
Regulates glucose metabolism affecting growth
Which hormone is responsible for stimulating the thyroid gland to produce thyroid hormones?
Thyroid-stimulating hormone (TSH)
What is the function of Ghrelin in the body?
Stimulating appetite
Which hormone is primarily produced in the stomach and signals the brain when it's time to eat?
Ghrelin
Which hormone is involved in stimulating growth, particularly in bones and muscles?
Growth Hormone (GH)
What is the main role of Thyroid Hormones (T3 and T4) in the body?
Regulating metabolic rate
What is the function of Gonadotropin-releasing hormone (GnRH) released by the hypothalamus?
Regulating gonads (ovaries and testes)
Learn about growth hormones, also known as somatotropin, and their role in stimulating growth and development. Explore how growth hormones promote the production of proteins for tissue and organ formation. Understand the regulation of growth hormone release and its impact on body weight and size.
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