Bones (Hormones)

Question 1

What is homeostasis of calcium ion concentration essential for (Four things)

Answer 1

• Bone formation, remodeling, repair
• Blood clotting
• Transmission of nerve impulses
• Maintenance of skeletal and cardiac muscle contraction

Question 2

What two hormones regulate the blood calcium levels

Answer 2

• Parathyroid hormone
• Calcitonin hormone

Question 3

What hormone is the primary regulator of calcium homeostasis

Answer 3

Parathyroid

Question 4

What hormone is released into the blood stream when calcium levels go below a set point in the blood stream

Answer 4

Parathyroid

Question 5

What hormone stimulates osteoclasts to initiate breakdown of bone matrix and increases blood calcium levels

Answer 5

Parathyroid

Question 6

What hormone increases renal (kidney) absorption of calcium from urine

Answer 6

Parathyroid

Question 7

What hormone stimulates vitamin D, therefore increasing the efficiency of calcium absorption in the intestines

Answer 7

Parathyroid

Question 8

Where is the hormone calcitonin produced

Answer 8

Thyroid gland

Question 9

What hormone is produced in response to high calcium levels

Answer 9

Calcitonin

Question 10

What hormone stimulates bone deposition by osteoblasts

Answer 10

Calcitonin

Question 11

What hormone inhibits osteoclast activity

Answer 11

Calcitonin