Exploring the Skeletal System

How many bones are there in a baby?

• 150

• 270

• 206

• 300

How many bones are there in an adult?

• 198

• 210

• 204

• 206

What are the four main types of bones?

• hexagonal bones

• long bones, short bones, flat bones, irregular bones

• circular bones

• triangular bones

Which of the following is type of joint in the human body?

• Hinge joint

• Pivot joint

• Saddle joint

• All of above

What is the longest bone in the human body?

• femur

• humerus

• tibia

• radius

Which bone protects the brain?

• Skull

• Pelvis

• Clavicle

• Ribcage

What type of bone is the femur?

• Long bone

• Flat bone

• Short bone

• Irregular bone

What is the function of the rib cage?

• The rib cage produces red blood cells.

• The rib cage stores calcium and phosphorus.

• The rib cage helps in digestion of food.

• The rib cage protects vital organs.

What type of joint allows for rotation?

• Saddle joint

• Hinge joint

• Ball-and-socket joint

• Pivot joint

Which bone is commonly known as the collarbone?

• clavicle

• humerus

• sternum

• scapula