Organisms and Systems

Cells work together doing the same function in structures called:

• Nerve

• Muscular

• Tissue

• Bones

Our body has four types of tissue. These are:

Our bones are formed by _________ tissue, while our muscles by _______ tissue.

• Conective, muscular

• Epitelial, conective

• Nerve, epitelial

• Muscular, nerve

Select the correct order from the simplest to the most complex.

• Organ, organism, cell, organ system, tissue

• Organisms, organ systems, organ, tissue, cell

• Cell, tissue, organ, organ systems, organisms

How many bones does the human skeleton comprise?

• 209

• 405

• 168

• 206

What is the function of our skeleton?

• To produce blood cells.

• To connect the muscles.

• To allow us to move and give us stuctural length.

What does the bone marrow produce?

• White cells

• Blood cells

• Plasma

• Tissue

What structures make bones to be connected?

• Joints

• Tissue

• Muscles

• Ligaments

Ligaments protect the joints and guide their movements.

• False

• True

The bone marrow is a substance that provides protection to the internal organs.

• True

• False