Hormone tests and Blood Profiles Flashcards
A low T4 count could mean what?
Diseased thyroid gland or non functioning pituitary gland that is not stimulating the thyroid gland.
If T4 is low and TSH is high what is the problem?
Thyroid gland
If T4 is low and TSH is low what is the problem?
Pituitary gland, this could mean problems for many other hormones in the body
When the thyroid becomes deficient in TSH with rise in response to what?
dropping levels of T3 and T4
If T3 and T4 levels are low in the blood and TSH doesn’t rise what does that mean?
Impaired pituitary gland function
Hypothyroid patients will uptake __________ iodine.
too little
Hyperthyroid patients will uptake ______ iodine.
too much
What does Fasting Blood Glucose (FBG) measure?
The glucose in the blood after fasting for 8 hours
Why is estrogen necessary?
Its necessary for sexual and reproductive development mainly in women.
Where is estrogen produced?
ovaries ( mainly ), fat cells and the adrenal gland
Regulates menstrual cycle, controls lactation during pregnancy, instrumental in bone formation (vitamin D) and plays a role in maintaining the vaginal wall
Estrogen
How does estrogen affect men?
It is found to affect sperm count
What happens to testosterone in men during aging?
It will convert to estrogen
Where is progesterone released from?
Corpus luteum
Prepare the body for pregnancy, maintains the endometrium, prevents other oocytes from maturing.
Progesterone
What is progesterone used for in males?
Progesterone therapy for prostate problems.
What does progesterone support?
Normal development of neurons in the brain
After a traumatic brain injury neurogeneration has been seen in patients due to what hormone?
progesterone
What controls the level of testosterone in the body?
Pituitary gland
The release of what hormone from the pituitary stimulates the testes to produce testosterone.
LH
T/F: the adrenal glands make small amounts of testosterone
True
T/F: The ovaries release small amounts of testosterone.
True
Major role in the development of the male reproductive organs and increasing muscle mass and bone mass.
Testosterone
Low libido in both men and women is seen with low levels of what hormone?
Testosterone
