Anatomy and Physiology
Levels of Structural Organization
Organ System Overview 1
Organ System Overview 2
Maintaining Life and Homeostasis
100

The study of the structure and shape of the body and its parts and their relationships.

What is Anatomy?

100

The simplest level of the structural ladder.

What is the chemical level?

100

The system that is the external covering of the body.

What is the integumentary system?

100

This system controls movement.

What is the muscular system?

100

Includes all the activities promoted by the muscular system.

What is movement?

200

The greek root word meaning to cut.

What is "tomy"?

200

The third level of the structural ladder.

What is the organ level?

200

The body's fast acting system.

What is the nervous system?

200

This system consists of bones, cartilages, ligaments, and joints.

What is the skeletal system?

200

A sensor-like homeostatic control mechanism that monitors and responds to changes in the environment.

What is a receptor?

300

The greek root word meaning apart.

What is "ana"?

300

The tiny building blocks of matter.

What are atoms?

300

This system consists of Nasal Passages, Pharynx, Larynx, Trachea, etc.

What is the respiratory system?

300

This system uses blood vessels to transport blood.

What is the cardiovascular system?

300

Life is extraordinarily fragile and requires that several factors be available. These factors include nutrients, oxygen, water, appropriate temperature and atmospheric pressure.

What are survival needs?

400

The greek root word meaning the study of?

What is "ology"?

400

11 organ systems make up the living body a.k.a

What is an organism?

400

This systems role is to break down food and deliver the products to the blood for dispersal to the body cells.

What is the digestive system?

400

This system removes nitrogen containing wastes from the blood and flushes them from the body in urine.

What is the urinary or excretory system?

400

Like all complex animals, human beings maintain their boundaries, move, respond to environmental changes, take in and digest nutrients, carry out metabolism, dispose of wastes, reproduce themselves, and grow to maintain life.

What are necessary life functions?

500

The study of how the body and its parts work or function.

What is physiology?

500

A group of organs that work together to accomplish a common purpose.

What is an organ system?

500

This system returns fluid leaked from the blood back to the blood vessels so that blood can be kept continuously circulating through the body.

What is the Lymphatic system?

500

The system that produces chemical molecules called hormones.

What is the Endocrine System?

500

Most homeostatic control mechanisms are.

What are negative feedback mechanisms