Anatomy Exam-Chapters 1&2

The building up phase of metabolism is called

As a group, compounds that release ions when they dissolve in water are called

Each whole number on the pH scale represents a ____ – fold difference in hydrogen ion concentration.

Which elements make up 95% (by weight) of the human body?
carbon, hydrogen, oxygen, nitrogen

Which of the following is not organic?
Carbon dioxide

Inorganic substances that usually dissociate in water are called

At the cellular level of organization, biology becomes the study of

Which of the following chemicals is not an inorganic substance?

Water is
-the most abundant chemical in the body.
-a major component of the extracellular fluid.
-a requirement of life.
-a component of the internal environment.

The organ systems responsible for integration and coordination are the nervous and endocrine systems.

The diaphragm separates the thoracic and the abdominopelvic cavities.

The formula H2O means
a molecule contains 2 hydrogen atoms and 1 oxygen atom.

The first electron shell of an atom can hold a maximum of
2 electrons

When a body is in the anatomical position, it is
standing erect with the face forward

which of the following organs is found in the pelvic cavity
urinary bladder

homeostatic mechanisms act through positive feedback

which of the following causes conditions in the body to move away from the normal state
positive feedback

which of the following is not an element

the elbow is distal to the wrist

as hydrogen ion concentration increases the pH number
gets smaller

which of the following is the correct levels of organization
organelles, cells, tissues, organs, organ systems

homeostasis refers to
maintaining internal conditions

the breaking down phase of metabolism is called

a decomposition reaction can be symbolized as

which of the following includes all the others

the different types of cardohydrates do not include

which of the following directly cause the changes in the internal environment needed to maintain homeostasis

The membrane on the surface of the lung is called the
visceral pleura.

Carbon dioxide is
a waste product of metabolic processes.

The attraction of the positive hydrogen end of a polar molecule to the negative nitrogen or oxygen end of another polar molecule is called a(an)
hydrogen bond

A solution that has a pH of 6 has ten times the hydrogen ion concentration of a solution with a pH of

The atoms of the isotopes of a particular element vary in the number of

Parietal membranes are attached to the surfaces of organs.

Proteins include DNA and RNA.

Heat helps determine the rate of metabolic reactions.

The electrons of an atom occupy one or more areas of space called

The ears are lateral to the eyes.

Which of the following is true of positive feedback mechanisms?
They cause unstable conditions, at least temporarily

A part that is above another part is said to be

The axial portion of the body includes
the cranial cavity, vertebral canal, thoracic cavity and abdominopelvic cavity

All materials, including those of the human body, are composed of chemicals.

Requirements of humans do not include

A section that separates the body into left and right portions is a
sagittal section

Which of the following examples illustrates a homeostatic mechanism?
shivering in response to a drop in body temperature

All of the food that we eat, liquids that we drink and medications that we take are

The human organism can be divided into an axial portion and appendicular portion.

Which of the following best describes the smaller cavities in the head?
-all of the above
the paranasal sinuses
the oral cavity
the middle ear cavities
the nasal cavity

Of the items listed, which is not required from the environment for the maintenance of life?
carbon dioxide

The muscular system is responsible for body movements, maintenance of posture and production of body heat.

The ability of an organism to sense changes in its body is an example of

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