When measuring Ca lab test measure what type of Ca?
Ca is primary stored where in the body?
What 2 major functions does Ca have on bones?
provides strength and density
What major role does Ca have the muscles?
allows for normal muscle contractions
What major role does Ca play in nerve impulse?
tramission of nerve impulse
What major role does Ca play in blood?
intervenes in normal blood clotting
PTH (releases free ___ from bone storage sites directly into plasma, which is know as __________; Then PTH stimulates _______ ___ activation which increases ________ absorption of dietary Ca, which inhibits _____ excretion of Ca, and stimulates _____ reabsorption of Ca.
PTH is stimulated by what?
low Ca++ serum levels (parathyroid)
Calcitonin does what to Ca serum levels? and how does it do it?
decrease Ca serum levels
by inhibiting bone resorption (movement of Ca out of bones)
More than 99% of what electrolyte is combine with Ca to be concentrated in the skeletal system?
A decreased plasma pH (acidosis) decreases Ca binding to what? which leads to what?
albumin (plasma protein)
more ionized Ca++ (p.317)
An increase plasma pH (alkalosis) increases what? and leads to what?
decreased ionized Ca++ (p.317)
Vitamin D is important for absorption of what?
Ca from the GI tract.
What is the abnormal level for hyperCa?
Breast cancer, lung cancer and multiple myeloma are examples of __________ which can cause HyperCa.
What type of hormonal abnormality can cause hyperCa?
What type of overdose can cause HyperCa?
Prolonged what can cause HyperCa?
What 4 cardiac clinical manifestations would you see with a person with HyperCa?
What kind of respiratory movements would you see with a person with HyperCa? and why?
b/c profound skeletal muscle weekness
A person with HyperCa would have impaired what?
Give 2 examples:
Disorientation and lethergy
A pt with HyperCa would have an increase what? which causes what 2 major things?
dehydration and renal calculi
A pt with HyperCa would have decrease what? which causes what 3 major things?