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What represents the simplest level of organization in the body?
Atom
What do atoms combine to form?
Molecules
Organelles are built from:
Molecules and macromolecules
What is the smallest living unit of the body?
Cell
What do cells form when they work together?
Tissues
A group of tissues working together to perform a function is called a:
Organ
Which is the correct order from simplest to most complex?
Atom → Molecule → Organelle → Cell → Tissue → Organ → Organ system
Which organ system includes the heart and blood vessels?
Cardiovascular system
The study of body structures visible to the naked eye is called:
Macroscopic anatomy
A light microscope allows us to see:
Basic cell structures
Which method is used to study tissues under low magnification?
Dissecting microscope
What body cavity houses the brain?
Cranial
The spinal cavity contains the:
Spinal cord
Which structure separates the thoracic and abdominopelvic cavities?
Diaphragm
The pleural cavity contains the:
Lungs
What serous membrane lines the pleural cavity wall?
Parietal pleura
Which serous membrane is attached directly to the surface of the heart?
Visceral pericardium
What cavity contains digestive glands and organs?
Abdominal
The serous membrane lining the abdominal wall is called:
Parietal peritoneum
Organs located behind the peritoneal membrane are called:
Retroperitoneal