Skeletal System and Hormonal Regulation of Calcium Quiz

Test your knowledge on hormones, bones, and calcium with questions on endocrinology's role in skeletal health. Dive into parathyroid, thyroid, and vitamin functions!

#1

What is the primary function of the skeletal system?

To produce hormones
To provide support and protection
To regulate body temperature
To pump blood
#2

Which hormone is responsible for decreasing blood calcium levels by promoting calcium deposition in bones?

Parathyroid Hormone (PTH)
Calcitonin
Thyroxine
Insulin
#3

Which vitamin is essential for the proper absorption of calcium in the intestines?

Vitamin C
Vitamin D
Vitamin A
Vitamin K
#4

Which of the following is NOT a function of calcium in the body?

Blood clotting
Muscle contraction
Nerve impulse transmission
Digestion
#5

Which hormone is produced by the thyroid gland and works antagonistically to parathyroid hormone (PTH)?

Calcitonin
Insulin
Adrenaline
Estrogen
#6

What is the term for the process where bone tissue is broken down by osteoclasts, releasing minerals into the bloodstream?

Ossification
Calcification
Resorption
Mineralization
#7

What is the medical term for the condition where bones become brittle and fragile due to loss of tissue?

Osteoarthritis
Osteoporosis
Rheumatoid arthritis
Gout
#8

What is the role of parathyroid hormone (PTH) in calcium regulation?

Promotes calcium deposition in bones
Stimulates calcium absorption in the intestines
Inhibits calcium reabsorption in the kidneys
Decreases blood calcium levels
#9

Which of the following is a disorder characterized by inflammation of joints, not directly related to hormonal regulation of calcium?

Osteoporosis
Gout
Rheumatoid arthritis
Osteoarthritis
#10

Which of the following glands plays a role in regulating blood calcium levels along with the parathyroid glands?

Pituitary gland
Pancreas
Thyroid gland
Adrenal glands
#11

What is the condition characterized by the abnormal curvature of the spine, often seen during adolescence?

Scoliosis
Kyphosis
Lordosis
Osteomalacia

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