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WorksheetsSkeletal System
Total questions: 35
Worksheet time: 1hrs 10mins
What is the primary function of the skeletal system?
To circulate blood
To provide structural support
To produce hormones
To digest food
How many bones are in the adult human skeleton?
198
210
220
206
Which cells are responsible for building new bone tissue?
Chondrocytes
Osteocytes
Osteoclasts
Osteoblasts
What is the process of blood cell formation in the bones called?
Ossification
Metamorphosis
Hematopoiesis
Calcification
Which part of the skeleton includes the skull and vertebral column?
Central skeleton
Peripheral skeleton
Appendicular skeleton
Axial skeleton
What mineral is primarily stored in bones?
Sodium
Calcium
Potassium
Iron
Which bone structure protects the brain?
Femur
Pelvis
Rib cage
Cranium
What is the role of osteoclasts in bone tissue?
Building new bone tissue
Storing minerals
Breaking down old or damaged bone tissue
Monitoring bone matrix
Which part of the skeleton is responsible for movement and includes the limbs?
Central skeleton
Axial skeleton
Peripheral skeleton
Appendicular skeleton
What is the function of the thoracic cage?
Protects the heart and lungs
Supports the brain
Stores minerals
Produces blood cells
Which cells maintain the bone matrix?
Osteocytes
Osteoblasts
Chondrocytes
Osteoclasts
What is the primary component of the bone matrix that provides hardness?
Magnesium
Iron
Collagen fibers
Calcium phosphate
Which part of the skeleton includes the pectoral and pelvic girdles?
Appendicular skeleton
Axial skeleton
Central skeleton
Peripheral skeleton
What is the main function of the vertebral column?
Provides flexibility and shock absorption
Stores minerals
Produces blood cells
Protects the brain
Which of the following is NOT a function of the skeletal system?
Blood cell formation
Protection
Support
Digestion
What is the role of collagen fibers in the bone matrix?
Provide flexibility
Provide hardness
Store minerals
Produce blood cells
Which part of the skeleton forms the central axis of the body?
Central skeleton
Axial skeleton
Appendicular skeleton
Peripheral skeleton
What is the function of the rib cage?
Produces blood cells
Protects the heart and lungs
Supports the brain
Stores minerals
Which cells are involved in the remodeling of bones?
Osteoblasts, osteocytes, and osteoclasts
Chondrocytes, fibroblasts, and osteocytes
Osteoclasts, chondrocytes, and fibroblasts
Osteoblasts, fibroblasts, and chondrocytes
What is the primary function of the appendicular skeleton?
Produces blood cells
Stores minerals
Protects internal organs
Facilitates movement
Which part of the skeleton includes the skull?
Axial skeleton
Appendicular skeleton
Peripheral skeleton
Central skeleton
What is the main function of osteoblasts?
Deposit new bone tissue
Break down old bone tissue
Monitor bone matrix
Store minerals
Which of the following is a component of the axial skeleton?
Humerus
Femur
Pelvic girdle
Vertebral column
What is the role of the pelvic girdle?
Produces blood cells
Protects the brain
Attaches the lower limbs to the axial skeleton
Stores minerals
Which cells are responsible for breaking down bone tissue?
Osteocytes
Osteoblasts
Chondrocytes
Osteoclasts
What is the primary function of the skull?
Protects the brain
Facilitates movement
Stores minerals
Produces blood cells
Which of the following is a function of the skeletal system?
Digestion
Respiration
Excretion
Mineral storage
What is the function of the pectoral girdle?
Produces blood cells
Stores minerals
Protects the heart
Attaches the upper limbs to the axial skeleton
Which part of the skeleton includes the limbs?
Appendicular skeleton
Central skeleton
Axial skeleton
Peripheral skeleton
What is the primary role of osteocytes?
Monitor and maintain bone tissue
Store minerals
Build new bone tissue
Break down old bone tissue
Red Bone Marrow
Makes Blood cells
Epiphysis
The end of a long bone, Spongy bone would primarily be found here
Periosteum
The tough membrane covering the shaft of the bone
Compact bone
Type of bone makes up the majority of the diaphysis
Diaphysis
The shaft of a bone
Match the following
Bone
Hard living tissues of the skeleton
Skeleton
Bones that provide the body's framework
Vertebrae
Bones that form the spinal column
Marrow
Where blood cells are made
Joint
Where 2 or more bones come together
What is the strongest bone in the body?
Femur
Clavicle
Ulna
Metacarpals
The long shaft of a bone:
epiphyses
diaphysis
periosteum
endosteum
called__________________ .
