Lecture 17: Calcium and Phosphorus Metabolism 1

0.0(0)
studied byStudied by 0 people
learnLearn
examPractice Test
spaced repetitionSpaced Repetition
heart puzzleMatch
flashcardsFlashcards
Card Sorting

1/12

encourage image

There's no tags or description

Looks like no tags are added yet.

Study Analytics
Name
Mastery
Learn
Test
Matching
Spaced

No study sessions yet.

13 Terms

1
New cards

What are the major inorganic elements in the human body?

Calcium and Phosphorous

2
New cards

where are Calcium and Phosphorous stored the most and how much of it is stored there?

bone; has 95% of body Ca and 90% of body Pi

3
New cards

Where is Calcium stored mainly in the body?

bones

4
New cards

what are the 2 structural components of the bone?

Cortical bone (solid bone; 80% of weight) and Trabecular bone (spongy bone; 20% of weight)

5
New cards

what is calcium balance?

In young adults, the amount of calcium taken in is equal to the amount excreted (daily intake = daily loss).

6
New cards

what can lead to negative calcium balance?

Immobilization

Bed rest

Weightlessness

Disease

7
New cards

the bone crystal is calcium hydroxy apatite, what does that mean?

theres phosphorus and calcium inside

8
New cards

osteoblast

Bone forming cells (builders)

9
New cards

osteoclast

Bone cutting cells

10
New cards

osteocytes

Housekeeping bone cells

11
New cards

osteoprogenitor cells

precursor to osteoblast

12
New cards

chondrocytes

cartilage cells

13
New cards

Where does calcium homeostasis occur?

kidney, bone and intestine