BSC 2085 EXAM 2 Question and Answer
2026 Grade A+ 100% Correct Questions
and Answers
• compact bone . Answer: - dense
- appears smooth and homogenous
• spongy bone . Answer: - small needle like pieces
- open space
• 3 types of bone cells . Answer: - osteoblasts
- osteocytes
- osteoclasts
• osteoblasts . Answer: - first stage of the bone cell life cycle
- create new bone
• osteocytes . Answer: - second stage of the bone cell life cycle
- maintain environment of bone
• osteoclasts . Answer: - last stage of bone cell life cycle
- degrades bone
• what role does vitamin d play in bone formation . Answer: - maintain calcium
level
- protects bones
- optimize calcium absorption
• 3 main sections of a long bone . Answer: - proximal epiphysis
- diaphysis
- distal epiphysis
• diaphysis . Answer: - shaft
- protected by periosteum which is connected by perforating fibers
• periosteum . Answer: - CT membrane that protects the diaphysis
- connected to bone by (CT) perforating fibers
2026 Grade A+ 100% Correct Questions
and Answers
• compact bone . Answer: - dense
- appears smooth and homogenous
• spongy bone . Answer: - small needle like pieces
- open space
• 3 types of bone cells . Answer: - osteoblasts
- osteocytes
- osteoclasts
• osteoblasts . Answer: - first stage of the bone cell life cycle
- create new bone
• osteocytes . Answer: - second stage of the bone cell life cycle
- maintain environment of bone
• osteoclasts . Answer: - last stage of bone cell life cycle
- degrades bone
• what role does vitamin d play in bone formation . Answer: - maintain calcium
level
- protects bones
- optimize calcium absorption
• 3 main sections of a long bone . Answer: - proximal epiphysis
- diaphysis
- distal epiphysis
• diaphysis . Answer: - shaft
- protected by periosteum which is connected by perforating fibers
• periosteum . Answer: - CT membrane that protects the diaphysis
- connected to bone by (CT) perforating fibers