CCBC BIO 109 LECTURE 2 2026 FULL
QUESTIONS WITH SOLUTIONS GRADED A+
⩥ Bones.
Answer: Rigid organs that form the skeleton and perform support
protection movement storage and blood cell production
⩥ Framework Function.
Answer: Provides structural support and shape to the body
⩥ Protection Function.
Answer: Shields vital organs like the brain and spinal cord
⩥ Movement Function.
Answer: Acts as levers for muscles to produce movement
⩥ Calcium Storage Function.
Answer: Stores and releases calcium salts for body use
⩥ Blood Cell Production.
Answer: Produces blood cells in bone marrow hematopoiesis
,⩥ Compact Bone.
Answer: Dense hard bone tissue that forms the outer layer of bones
⩥ Haversian Systems (Osteons).
Answer: Structural units of compact bone consisting of concentric layers
surrounding a central canal
⩥ Spongy (Cancellous) Bone.
Answer: Lightweight porous bone tissue found inside bones that
provides strength without heaviness
⩥ Bone Marrow.
Answer: Soft tissue inside bones responsible for blood cell production
and fat storage
⩥ Red Marrow.
Answer: Produces red blood cells white blood cells and platelets
⩥ Yellow Marrow.
Answer: Stores fat and can convert to red marrow if needed
⩥ Periosteum.
,Answer: Tough outer membrane covering bones that contains blood
vessels and nerves
⩥ Endosteum.
Answer: Thin inner membrane lining the medullary cavity and bone
surfaces
⩥ Osteoblasts.
Answer: Bone cells that build and form new bone matrix
⩥ Osteocytes.
Answer: Mature bone cells that maintain and repair bone tissue
⩥ Osteoclasts.
Answer: Bone cells that break down and resorb bone tissue
⩥ Ossification.
Answer: The process of converting cartilage into bone
⩥ Bone Formation (Long Bone).
Answer: The developmental process where cartilage is gradually
replaced by bone tissue
, ⩥ Bone Remodeling.
Answer: Continuous process of bone resorption and formation
⩥ Bone Markings.
Answer: Surface features of bones that serve as attachment points or
passageways
⩥ Projections.
Answer: Bone features that extend outward for muscle and ligament
attachment
⩥ Head.
Answer: Rounded projection at the end of a bone
⩥ Process.
Answer: Any prominent projection on a bone
⩥ Condyle.
Answer: Rounded articular projection for joint formation
⩥ Crest.
Answer: Raised ridge of bone
QUESTIONS WITH SOLUTIONS GRADED A+
⩥ Bones.
Answer: Rigid organs that form the skeleton and perform support
protection movement storage and blood cell production
⩥ Framework Function.
Answer: Provides structural support and shape to the body
⩥ Protection Function.
Answer: Shields vital organs like the brain and spinal cord
⩥ Movement Function.
Answer: Acts as levers for muscles to produce movement
⩥ Calcium Storage Function.
Answer: Stores and releases calcium salts for body use
⩥ Blood Cell Production.
Answer: Produces blood cells in bone marrow hematopoiesis
,⩥ Compact Bone.
Answer: Dense hard bone tissue that forms the outer layer of bones
⩥ Haversian Systems (Osteons).
Answer: Structural units of compact bone consisting of concentric layers
surrounding a central canal
⩥ Spongy (Cancellous) Bone.
Answer: Lightweight porous bone tissue found inside bones that
provides strength without heaviness
⩥ Bone Marrow.
Answer: Soft tissue inside bones responsible for blood cell production
and fat storage
⩥ Red Marrow.
Answer: Produces red blood cells white blood cells and platelets
⩥ Yellow Marrow.
Answer: Stores fat and can convert to red marrow if needed
⩥ Periosteum.
,Answer: Tough outer membrane covering bones that contains blood
vessels and nerves
⩥ Endosteum.
Answer: Thin inner membrane lining the medullary cavity and bone
surfaces
⩥ Osteoblasts.
Answer: Bone cells that build and form new bone matrix
⩥ Osteocytes.
Answer: Mature bone cells that maintain and repair bone tissue
⩥ Osteoclasts.
Answer: Bone cells that break down and resorb bone tissue
⩥ Ossification.
Answer: The process of converting cartilage into bone
⩥ Bone Formation (Long Bone).
Answer: The developmental process where cartilage is gradually
replaced by bone tissue
, ⩥ Bone Remodeling.
Answer: Continuous process of bone resorption and formation
⩥ Bone Markings.
Answer: Surface features of bones that serve as attachment points or
passageways
⩥ Projections.
Answer: Bone features that extend outward for muscle and ligament
attachment
⩥ Head.
Answer: Rounded projection at the end of a bone
⩥ Process.
Answer: Any prominent projection on a bone
⩥ Condyle.
Answer: Rounded articular projection for joint formation
⩥ Crest.
Answer: Raised ridge of bone
