DEXA Anatomy & Physiology of Bone Structure

Question 1

Which bone cells are responsible for bone formation?

Accepted Answer

Osteoblasts

Answer

Osteoclasts

Answer

Chondrocytes

Answer

Fibroblasts

Question 2

What is the main mineral found in bone?

Accepted Answer

Calcium phosphate

Answer

Calcium chloride

Answer

Potassium sulfate

Answer

Sodium bicarbonate

Question 3

Where is spongy bone found?

Accepted Answer

At the ends of long bones

Answer

Shaft of long bones

Answer

Outer surface of flat bones

Answer

Within cartilage

Question 4

Which hormone regulates calcium levels in bone?

Accepted Answer

Parathyroid hormone

Answer

Insulin

Answer

Thyroxine

Answer

Cortisol

Question 5

What is the function of osteoclasts?

Accepted Answer

Bone resorption

Answer

Bone formation

Answer

Calcium absorption

Answer

Cartilage production

Question 6

Which bone type protects internal organs?

Accepted Answer

Flat bones

Answer

Long bones

Answer

Short bones

Answer

Irregular bones

Question 7

Which bone marrow is active in hematopoiesis?

Accepted Answer

Red marrow

Answer

Yellow marrow

Answer

Spongy tissue

Answer

Cartilage

Question 8

What structure covers the bone surface?

Accepted Answer

Periosteum

Answer

Endosteum

Answer

Synovium

Answer

Ligament

Question 9

What type of joint connects the femur and pelvis?

Accepted Answer

Ball-and-socket joint

Answer

Hinge joint

Answer

Pivot joint

Answer

Gliding joint