Human body Y8

The human skeletal system consists of

• 206 bones

• 102 bones

• 2060 bones

• 1020 bones

Tags

skeletal system

The rib cage protects the?

• stomach

• brain

• heart and lungs

• ribs

bone marrow produces

• bones

• marrows

• dog food

• red blood cells

what do red blood cells carry around the body

• oxygen

• bone marrow

• energy

• germs

which of the following are types of joint (select all that apply)

• ball and socket

• pivot

• hinge

• fixed

the type of joint is found at the knee is

• hinge

• ball and socket

• pivot

• immovable

hips and shoulders have which type of joints?

• hinge

• pivot

• ball and socket

• immovable

In a joint, the ends of the bones that are rubbing against each other are covered in what to protect them from friction?

• blood

• water

• ligament

• cartilage

A __________ is a band of strong, fibrous, connective tissue that connects the two bones together at a joint.

• ligament

• elastic band

• cartilage

• glue

Antagonistic muscles work in pairs and they will ...

• contract and tighten together

• contract and relax

• both contract together

• both relax together