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Group Assignment 1
Hormones and Osteoporosis
16
Anatomy
Not Applicable
09/23/2018

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Cards

Term
What is the relationship between parathyroid levels and calcium levels in the blood?
Definition
The higher the hormone, the higher parathyroid and calcium levels are
Term
Describe the difference between normal and osteoporosis bone:
Definition
The cavity is larger in osteoporosis bone.

The osteoporosis bone is brittle and breaking down.

It is not as strong as the normal bone matrix.
Term
Define osteoporosis:
Definition
Bone that becomes brittle, breaks down, and is no longer healthy
Term
Cells effected by the parathyroid hormone?
Definition
Osteoclasts
Term
Cells effected by the calcitonin hormone?
Definition
Osteoblasts
Term
Cell function of parathyroid hormone?
Definition
Breaks down bone
Term
Cell function of Calcitonin hormone?
Definition
Builds up bone
Term
What does the parathyroid hormone do to blood calcium?
Definition
Increases it
Term
What does the Calcitonin hormone do to blood calcium?
Definition
Decreases it
Term
What does the parathyroid hormone do to bone calcium?
Definition
Decreases it
Term
What does the Calcitonin hormone do to bone calcium?
Definition
Increases it
Term
What condition triggers Parathyroid Hormone secretion?
Definition
Low calcium in the blood
Term
What condition triggers Calcitonin secretion?
Definition
High calcium in the blood
Term
Rank the steps (1-5), the bodies response to an decrease in blood calcium:
Definition
1: Parathyroid gland stimulates
2: Parathyroid hormone released
3: Osteoclast activity increases
4: Bone breakdown increases
5: Increase in blood calcium
Term
Rank the steps (1-5), the bodies response to an increase in blood calcium:
Definition
1: Thyroid gland stimulated
2: Calcitonin released
3: Osteoblast activity increases
4: Bone depsoition increases
5: Decrease in blood calcium
Term
Bob's blood test indicates a condition called hyperparathyroidism. Explain how this condition contributes to osteoporosis:
Definition
The breakdown of bone is accelerated due to the increase in hormone
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