From smallest to largest, the levels of organization of the body are:
chemical, organelle, cellular, tissue, organ, system, organism.
The lungs are located in the:
thoracic cavity
A plane through the body that divides the body into right and left sides is called:
Sagittal
The number of abdominal regions is:
9
The reproductive system includes all of the following except the
Ureter
An organization of many similar cells that are specialized to perform a certain function is called a(n):
Tissue An x-ray technician has been asked to make x-ray films of the liver. Which of the abdominopelvic regions must be included?
Right hypochondriac, epigastric, and left hypochondriac
The structure that is called the "powerhouse" of the cell is the:
mitochondria
A plane through the body that divides the body into anterior and posterior portions is
coronal
Two major cavities of the human body are
ventral and dorsal
Atomic mass is determined by the number of
protons and neutrons
The type of reaction in which substances are combined to form more complex substances is called a(n) _____ reaction
synthesis
The octet rule refers to the
stability of the atom when there are eight electrons in the outermost energy level.
The kind of element is determined by the number of
protons As the concentration of hydrogen ions (H+) increases, the
solution becomes more acidic
The approximate pH of gastric fluid is
2
The most abundant and important compound(s) in the body is(are)
water
An ionic bond is formed by
a positive and negative ion attracting each other
A negatively charged subatomic particle that moves around the nucleus is a(n)
electron
When atoms combine, they may gain, lose, or share
electrons
DNA is a major constituent of which cell organelle?
nucleus
Tiny indentations of the plasma membrane that resemble caves are called
caveolae