a&p chapter 7 test review
Which of the following is an anterior pituitary hormone?
TSH
Iodide ions cross from the bloodstream into follicle cells using what kind of transportation?
active transport
What hormones contributes to the regulation of the body's fluid and electrolyte balance?
antidiuretic hormone
The walls of the atria produce which hormone?
atrial natriuretic peptide
Athletes may take synthetic EPO (Erythropoietin) to boost their what?
blood oxygen levels
The production of melatonin is inhibited by what?
bright light
What secretory cell type is found in the adrenal medulla?
chromaphin cells
What does the formation of a goiter indicate?
excessive accumulation of colloid in the thyroid follicles
What can result from hyperparathyroidism?
fractures
If an autoimmune disorder targets the alpha cells, what hormone would be directly affected?
glucagon
What is the purpose of insulin, and how does it function?
helps glucose move into the cells so they can work
Cushing's disease is a disorder caused by ________.
high levels of cortisol
The end result of the RAAS is to do what?
increase blood pressure
The production of FSH by the anterior pituitary is reduced by which hormone?
inhibin
What does the Thyroid Gland do, and where is it?
located at the neck, anterior to the tranchea, inferior to the larynx, has parathyroid glands embedded in it, manufactures three different types of hormones
endocrine glands do what?
make and release hormones, secrete chemical messengers that travel in the bloodstream
The hypothalamus is functionally and anatomically connected to the posterior pituitary lobe by a bridge of what?
nerve axons
How many hormones are produced by the posterior pituitary?
none
The adrenal glands are attached to what organ?
on top of the kidneys
In the elderly, decreased thyroid function causes what symptoms?
osteoporosis
chemical signaling that affects neighboring cells is...
paracrine
What cells secrete melatonin?
pinealocytes
A student is in a car accident, and has pupil dilation, increased heart rate, and rapid breathing. What type of endocrine system stimulus did the student receive?
positive feedback
Which biological reactions are a part of the fight-or-flight response?
reduces mental activity
The function of the placental hormone human placental lactogen (hPL) is to do what?
regulate metabolism
The gonads produce what class of hormones?
steroid hormones
The secretion of thyroid hormones is controlled by ________.
the TSH to the anterior pituitary
When blood calcium levels are low, PTH stimulates ________.
the activity of osteoclasts
Hormones produced by the thymus play a role in the what?
the development if T cells
A chemical has been observed to bind to intracellular hormone receptors. If ingested, residue from this pesticide could disrupt levels of what?
thyroid hormone
