Human Skeletal system

The _________ is the longest bone in the human body.

• Humerus

• Femur

• Skull

• Ribcage

The backbone is made up of _____ bones.

• 30

• 31

• 32

• 33

Tags

NGSS.MS-LS1-3

Which of these is the smallest bone in the body?

• Humerus

• Femur

• Sternum

• Stapes

Ribcage has _______pairs of ribs .

• 10

• 11

• 12

• 13

Chest bone is also called as,

• Humerus

• Vertebrae

• Sternum

• Femur

Shoulder girdle is also called as,

• Pelvic girdle

• Pectoral girdle

• Both of these

• None of the above

Bones are filled with a jelly like substance called _______.

• Fluid

• Bone marrow

• Muscle

• None of the above

The two bones of the lower arm are,

• Tibia and fibula

• Femur and humerus

• Radius and ulna

• Humerus and radius

The delicate internal organ which is not protected by the rib cage is,

• Heart

• Brain

• Liver

• Lungs

Human skeleton consists of ______bones.

• 200

• 306

• 206

• 300