Human Body Systems and Functions

The video tutorial explains the hierarchy of biological organization, starting from atoms and progressing through inorganic and organic compounds to cellular organelles. It highlights the diversity and specialization of cells, which form tissues. Tissues combine to create organs, which then form organ systems. The tutorial concludes with multi-cellular organisms, emphasizing the interconnectedness of organ systems in sustaining life.

What is the first step in the ladder of organization?

• Organs

• Atoms

• Cells

• Tissues

Which of the following is NOT a characteristic of mature red blood cells?

• Lack a nucleus

• Shaped like inner tubes

• Transport oxygen

• Have a nucleus

What term is used to describe cells that have a specific form to perform a single job well?

• Generalized

• Specialized

• Organized

• Simplified

How many basic types of tissue are there?

• Four

• Five

• Three

• Two

Which of the following is an example of an organ?

• Nerve cell

• Blood vessel

• Skin cell

• Stomach

What is the primary function of the digestive system?

• Transmit nerve signals

• Support the body

• Break down food

• Circulate blood

Which organ is NOT part of the digestive system?

• Liver

• Stomach

• Intestines

• Heart

What does 'multi-cellular' mean?

• Made up of tissues

• Made up of organs

• Made up of one cell

• Made up of many cells

Which system is responsible for transporting nutrients and oxygen throughout the body?

• Skeletal system

• Circulatory system

• Nervous system

• Digestive system

What is the correct order of the hierarchy of life from smallest to largest?

• Organs, Cells, Tissues, Organ Systems, Organisms

• Organ Systems, Organs, Tissues, Cells, Organisms

• Cells, Tissues, Organs, Organ Systems, Organisms

• Tissues, Cells, Organs, Organ Systems, Organisms