MA 105 Midterm Practice
With normal aging, the number of nerve cells in the brain ____________. - correct
answer-decreases
During eye irrigation, gently irrigate from outer to inner canthus, aiming at the upper
conjunctiva - correct answer-False
Which of the following is NOT one of the three types of cells making up the islets of
Langerhans. - correct answer-Epsilon
Lipolysis is defined as the destruction of ____________ - correct answer-fats
Irrigation, or lavage, of the eye is necessary to remove foreign substances or chemicals. -
correct answer-True
Signs and symptoms of corneal abrasion include ___________.
excessive tearing
gritty feeling
blurred vision - correct answer-All of these
A stroke, also known as a cerebrovascular accident (CVA), is the ___________ leading
cause of death in the United States. - correct answer-third
Normal visual acuity, or clearness of vision, is referred to as 20/20 vision, which means the
eye should see an object 20 feet away clearly. - correct answer-True
____________ is a refractive disorder in which irregularities in the curvature of the cornea
cause light not to focus in the retina but to spread out over an area, causing overall blurring
of vision. - correct answer-Astigmatism
___________ is a frequent occurrence in which the wax becomes so hard it obstructs the
auditory canal. - correct answer-Impacted cerumen
A ___________ is any instrument that holds open a body cavity to permit inspection. -
correct answer-speculum
When a disease, such as MS, destroys the myelin sheath that protects nerves, the result is
______________. - correct answer-difficulty with movement
Both the brain and the spinal cord are divided into gray matter and ________ matter -
correct answer-white
___________ is a procedure in which a small incision is made and a drainage tube inserted
through the tympanic membrane to drain fluid and reduce inner ear pressure. - correct
answer-Myringotomy
With normal aging, the number of nerve cells in the brain ____________. - correct
answer-decreases
During eye irrigation, gently irrigate from outer to inner canthus, aiming at the upper
conjunctiva - correct answer-False
Which of the following is NOT one of the three types of cells making up the islets of
Langerhans. - correct answer-Epsilon
Lipolysis is defined as the destruction of ____________ - correct answer-fats
Irrigation, or lavage, of the eye is necessary to remove foreign substances or chemicals. -
correct answer-True
Signs and symptoms of corneal abrasion include ___________.
excessive tearing
gritty feeling
blurred vision - correct answer-All of these
A stroke, also known as a cerebrovascular accident (CVA), is the ___________ leading
cause of death in the United States. - correct answer-third
Normal visual acuity, or clearness of vision, is referred to as 20/20 vision, which means the
eye should see an object 20 feet away clearly. - correct answer-True
____________ is a refractive disorder in which irregularities in the curvature of the cornea
cause light not to focus in the retina but to spread out over an area, causing overall blurring
of vision. - correct answer-Astigmatism
___________ is a frequent occurrence in which the wax becomes so hard it obstructs the
auditory canal. - correct answer-Impacted cerumen
A ___________ is any instrument that holds open a body cavity to permit inspection. -
correct answer-speculum
When a disease, such as MS, destroys the myelin sheath that protects nerves, the result is
______________. - correct answer-difficulty with movement
Both the brain and the spinal cord are divided into gray matter and ________ matter -
correct answer-white
___________ is a procedure in which a small incision is made and a drainage tube inserted
through the tympanic membrane to drain fluid and reduce inner ear pressure. - correct
answer-Myringotomy
