anatomy "bone homeostasis"

which kind of hormone do parathyroid glands secrete?

parathyroid hormone

what’s the purpose of PTH?

it regulates the concentration of calcium irons in the blood

what’s the purpose of calcitonin?

to regulate the concentration of calcium in the blood

is calcitonin essential for life?

no

what happens to the body when blood calcium levels are low?

the neurons become overactive and overstimulate the muscles

which hormone allows osteoclasts to increase their activity?

PTH

name a function of the skeletal system

to store calcium

how do the kidneys cleanse and remove excess chemicals from the blood?

they release them into the urine

PTH helps in the production of which vitamin?

vitamin D

what is homeostasis?

a state of healthy balance

where does the body store excess calcium in the blood?

in the skeletal system

which gland secretes growth hormone?

anterior pituitary gland

does GH stimulate osteoblast activity?

yes

the lack of GH during childhood causes which condition?

dwarfism

an excess of GH causes which condition?

giantism

list the two sex hormones

estrogen and testosterone