Our Skeletal System and Skin

The human skeletal system is primarily formed by bones along with which other component?

• Muscles

• Tendons

• Cartilage

• Ligaments

Which of these is a biotic constituent of bones?

• Calcium carbonate

• Calcium phosphate

• Minerals

• Bone cells

How many bones are there in the human skull (head and face combined)?

• 8

• 14

• 22

• 33

Which bone of the skull is capable of movement?

• Nasal bone

• Frontal bone

• Parietal bone

• Lower jaw

The longest and strongest bone in the human body is the:

• Stirrup

• Humerus

• Radius

• Femur

What is the outermost layer of human skin called?

• Dermis

• Subcutaneous layer

• Epidermis

• Hypodermis

What is the approximate normal body temperature of a human?

• 25°C

• 30°C

• 37°C

• 40°C

What abiotic constituent primarily imparts strength to the bones?

• Bone cells

• Minerals

• Calcium

• Salts

Which part of the skeletal system protects the spinal cord that originates from the brain?

• Skull

• Rib cage

• Spine

• Femur

What connects bones to each other in the human body?

• Muscles

• Tendons

• Cartilage

• Ligaments