22 Questions
What is the function of oxytocin (OT) released by the posterior pituitary?
Promotes uterine contractions
How do neurohormones differ from neurotransmitters?
Neurohormones are released into the bloodstream and act on distant target cells.
Which of the following is a function of antidiuretic hormone (ADH) released by the posterior pituitary?
Promotes fluid retention by the kidneys
What characterizes the release of neurohormones from the posterior pituitary?
Release into the pituitary's circulation for bloodstream distribution
How do hormones of the posterior pituitary influence the body?
By influencing endocrine gland functions via neurohormones
What is the hormone associated with conditions like ASD, depression, anxiety, and stress?
Oxytocin
Which hormone initiates let-down and milk ejection in breastfeeding individuals?
Oxytocin
What is the role of ADH (Vasopressin) in response to heart failure?
Supports blood pressure regulation
When does Oxytocin release increase in the body?
During breastfeeding
Which hormone is released in response to severe blood loss or dehydration to increase water retention?
ADH (Vasopressin)
What is the primary function of hormones in the endocrine system?
Modulation of growth and development
Which of the following is not an origin of hormones?
Blood vessels
How do some nerves interact with the endocrine system?
Innervate primary endocrine glands
What characterizes neurohormones?
Have downstream effects on hormone secretion
Which of the following is an accurate description of neurotransmitters?
Released by neurons to affect adjacent cells
How do neurons interact with hormones in the central nervous system and peripheral nervous system?
Neurons have receptors for various hormones
What hormone is responsible for modulating growth and development?
Growth hormone releasing hormone (GHRH)
Which hormone is stimulated by sex hormones and deep sleep?
Growth hormone (GH)
What hormone is responsible for stimulating the thyroid gland?
Thyroid releasing hormone (TRH)
What hormone has anabolic effects on the body?
Insulin-like growth factor 1 (IGF-1)
Why might bodybuilders take synthetic growth hormone right before bed or early in the morning?
To mimic the body's natural growth hormone release
What is a reason why anabolic steroids/GH can be harmful according to the text?
Hormones are released according to complex rhythms
Test your knowledge on the functions and associations of the neuroendocrine hormones Oxytocin and ADH. Understand the roles of these hormones in social cognition, breastfeeding, blood pressure regulation, and more.
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