10 Questions
What is one of the actions of glucocorticoids (cortisol)?
Promotes anti-inflammatory effects
Which hormone stimulates axillary and pubic hair growth in both genders at puberty?
Androgens
What is the main regulatory mechanism for cortisol secretion?
Negative feedback loop with CRH and ACTH
In females, what do androgens contribute to?
Libido
Which of the following is a potential effect of hypersecretion of cortisol?
Decreased immune response
What is the primary effect of glucocorticoids on white blood cells?
Inhibition
Which mechanism is involved in the conversion of androgens to estrogens in the body?
Conversion by other body tissues
What is a common outcome of in utero exposure to polychlorinated biphenyls (PCBs) on the immune system?
Thymic atrophy leading to decreased thymocytes
What is a known effect of high exposures to chemicals on the neurological system?
Involvement of endocrine mechanisms in short term neurologic effects
What effect do androgens have on the adolescent growth spurt?
Stimulation
Test your knowledge on the regulation of Follicle Stimulating Hormone (FSH) and Luteinizing Hormone (LH) in the endocrine system. Understand the feedback mechanisms involving GnRH, estrogen, progesterone, and testosterone.
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