Crash Course Anatomy intro

What is responsible for every movement you make and every new day you live to see?

• A single organ working independently

• Individual cells performing their functions

• A collection of systems working together to function properly

• Random biological processes

If all your intestines were stretched out, approximately how long would they be?

• The length of a football field

• About as long as a three-story building is tall

• The average length of a car

• Shorter than your arm

What is the study of the structure and relationships between body parts called?

• Physiology

• Biology

• Anatomy

• Pathology

In the hierarchy of the body's organization, what constitutes the smallest unit of living things?

• Chemicals

• Tissues

• Cells

• Organs

What is the term for the ability of living systems to maintain stable internal conditions despite external changes?

• Metabolism

• Homeostasis

• Adaptation

• Regulation

Which of the following best describes the classic anatomical position?

• Body is lying down, facing up, with arms at the sides and palms facing down.

• Body is erect, facing forward, with arms at the sides and palms forward.

• Body is seated, facing forward, with arms resting on the lap.

• Body is erect, facing backward, with arms raised above the head.

Which anatomical plane divides the body vertically into left and right parts?

• Coronal plane

• Transverse plane

• Sagittal plane

• Frontal plane

In anatomical terms, what describes structures located closer to the body's midline?

• Lateral

• Distal

• Medial

• Superior