Podcast
Questions and Answers
Which type of feedback loop is more commonly seen in the endocrine system?
Which type of feedback loop is more commonly seen in the endocrine system?
- No feedback
- Neutral feedback
- Positive feedback
- Negative feedback (correct)
What is the role of positive feedback in the endocrine system?
What is the role of positive feedback in the endocrine system?
- It enhances hormone release (correct)
- It dampens hormonal action
- It inhibits hormone release
- It has no impact on hormone regulation
What does negative feedback entail in the context of the endocrine system?
What does negative feedback entail in the context of the endocrine system?
- Continued stimulation of hormonal action
- Inhibition or dampening of hormone release (correct)
- Enhancement of hormone release
- No effect on hormone regulation
When is positive feedback typically observed in the endocrine system?
When is positive feedback typically observed in the endocrine system?
In a patient being assessed for hypothyroidism, what does normal TSH levels suggest?
In a patient being assessed for hypothyroidism, what does normal TSH levels suggest?
What is the role of feedback control loops in evaluating patients with suspected endocrine disorders?
What is the role of feedback control loops in evaluating patients with suspected endocrine disorders?
What does an elevated TSH suggest?
What does an elevated TSH suggest?
Which area of the brain is responsible for integrating autonomic mechanisms that regulate internal environment chemical constancy and temperature?
Which area of the brain is responsible for integrating autonomic mechanisms that regulate internal environment chemical constancy and temperature?
What is the embryological origin of the posterior pituitary?
What is the embryological origin of the posterior pituitary?
Which nuclei in the hypothalamus give rise to axons that end in the posterior pituitary?
Which nuclei in the hypothalamus give rise to axons that end in the posterior pituitary?
What type of connections exist between the hypothalamus and the anterior lobe of the pituitary gland?
What type of connections exist between the hypothalamus and the anterior lobe of the pituitary gland?
What is the main function of the hypothalamus when it works with the limbic system?
What is the main function of the hypothalamus when it works with the limbic system?
Which term is commonly used to refer to the chemical agents that control anterior pituitary secretion?
Which term is commonly used to refer to the chemical agents that control anterior pituitary secretion?
Which hormone is generally known as gonadotropin-releasing hormone (GnRH)?
Which hormone is generally known as gonadotropin-releasing hormone (GnRH)?
What is the physiologic role of β-lipotropin (β-LPH) when secreted with ACTH?
What is the physiologic role of β-lipotropin (β-LPH) when secreted with ACTH?
What term is now generally used to refer to the growth hormone–inhibiting hormone (GIH)?
What term is now generally used to refer to the growth hormone–inhibiting hormone (GIH)?
How are hypothalamic releasing and inhibiting hormones carried to the pituitary gland?
How are hypothalamic releasing and inhibiting hormones carried to the pituitary gland?
Where are hypophysiotropic hormones at their highest concentration?
Where are hypophysiotropic hormones at their highest concentration?
