What technique creates a three-dimensional dynamic image of blood vessels?
Select one:
a. digital subtraction angiography
b. magnetic resonance imaging
c. dynamic spatial reconstruction
d. positron emission tomography ANS: a. digital subtraction angiography
The study of the body's organization by areas is
Select one:
a. systemic anatomy.
b. regional anatomy.
c. molecular biology.
d. microbiology.
e. surface anatomy. ANS: b. regional anatomy.
A tissue is a
Select one:
a. structure contained within a cell.
b. lower level of organization than a cell.
c. group of organs that performs specific functions.
d. group of cells with similar structure and function.
e. structure that contains a group of organs. ANS: d. group of cells with similar structure and function.
Magnetic resonance imaging is based on the movement of
,Select one:
a. electrons in a magnetic field.
b. carbons in a magnetic field.
c. protons in a magnetic field.
d. cells in a magnetic field. ANS: c. protons in a magnetic field.
Microscopic examination of a frozen tissue specimen is an application of which of the following
disciplines?
Select one:
a. histology
b. physiology
c. gross anatomy
d. radiology
e. regional anatomy ANS: a. histology
An investigator who conducts an experiment to determine how changes in pH affect the function of
enzymes on digestion is most likely to be a(n)
Select one:
a. neurologist.
b. anatomist.
c. engineer.
d. physiologist.
e. histologist. ANS: d. physiologist.
An anatomic image created from sound waves is a
Select one:
,a. radiograph.
b. CT scan.
c. MRI.
d. sonogram. ANS: d. sonogram.
The study of the structural features and functions of the cell is
Select one:
a. cytology.
b. histology.
c. molecular biology.
d. microbiology.
e. surface anatomy. ANS: a. cytology.
Visual inspection of the appearance of the liver and gallbladder during surgery is associated with which
of the following?
Select one:
a. histology
b. physiology
c. gross anatomy
d. radiology
e. cytology ANS: c. gross anatomy
A cell is
Select one:
a. a small structure within a molecule.
b. a structure composed of several tissue types.
, c. the basic structural unit of living organisms.
d. a group of organs with a common set of functions.
e. a group of atoms with similar structure and function. ANS: c. the basic structural unit of living
organisms.
The shoulder is _____ to the elbow.
Select one:
a. lateral
b. dorsal
c. distal
d. ventral
e. proximal ANS: e. proximal
Imagine the following scenario:
Blood pressure decreases below normal levels.→ Blood flow to the heart decreases → Heart is unable to
pump as much blood.→ Blood pressure decreases even more.
This is an example of _____ feedback.
Select one:
a. positive
b. negative ANS: a. positive
Here is a figure showing major trunk cavities and other structures. What does "A" represent?
Select one:
a. diaphragm