What are tropic hormones?
Hormones that act on other endocrine glands
Hormones that work on other endocrine glands and control hormone secretion
Hormones that act on effector organs
Hormones that act on effector organs and control hormone secretion
Protien hormones are classified as peptides.
What happens when a peptide hormone acts on a cell? (Multiple correct answers)
The peptide slips through the bilipid
The peptide acts directly on the nucleus of the cell
The peptide bonds with a receptor outside of the cell
The receptor the peptide bonded to releases a second messenger
Amine hormones are derived from what two amino acids?
Tryptophan and Tyrosine
Lysine and Tryptophan
Threonine and Tyrosine
Threonine and Tryptophan
When there is hyposecretion of a hormone, it means
Too little hormone is secreted or hormone is breaking down too fast
Too much hormone is secreted
The hormone isn't functioning on the right type of cell
The hormone is causing the cell to die
Type I diabetes is a problem when
The pancreas is secreting too much insulin and the cells become resistent
The pancreas isn't secreting enough insulin
The hypothalamus controls the anterior pituitary which then controls the other endocrine glands
The posterior pituitary secretes what two hormones? (Multiple correct answers)
ADH is a vasopressin, which means
It is anti-diuretic
It is diuretic
It decreases water retention in the kidneys and increases urine output
TSH or Thyroid-secreting hormone promotes what hormone secretion?
Thyroid hormone (TH)
Prolactin is a tropic hormone.
Growth hormone (GH) triggers the liver to release Insulin Growth Factors (IGF). This stimulates protein synthesis and cell division, leading to the building of new muscle.
In what stage of life does Growth hormone (GH) have NO effect on?
Pubertal growth spurt
What structure is highlighted in red?
The penal gland
The anterior pituitary
The posterior pituitary
(Multiple correct answers) The penal gland secretes melatonin, which
Influences sleep schedules
Influences antioxidant activity
Influences blood pressure
Influences spatial reasoning