Path 231 exams
reviews Exam 1
Question 1
2..5 pts
True/False:
Persistent metaplasia can lead to dysplasia.
True
False
Question 2
.5 pts
True/False:
Barrett esophagus is an example of dysplasia.
True
Correct Answer
False
Question 3
2..5 pts
True/False:
Cervical intraepithelial neoplasia is a type of dysplasia.
, 2
True
False
Question 4
.5 pts
True/False:
Endometrial hyperplasia is a normal physiologic occurrence.
True
Correct Answer
False
Question 5
pts
Match the following:
1. Proportion of people with a disease who are positive for that disease
a. Validity
2. How likely the same result will occur if repeated
b. Reliability
3. How a tool measures what it is intended to measure
c. Sensitivity
4. People without the disease who are negative on a given test
d. Specificity
Proportion of people with a disease who are positive for that disease
c. Sensitivity
, 3
How likely the same result will occur if repeated
b. Reliability
How a tool measures what it is intended to measure
a. Validity
People without the disease who are negative on a given test
d. Specificity
Question 6
1..5 pts
Multiple Choice
Which are true of the mitochondria? Select all that apply.
It is involved in cellular respiration
They are found far from the site of energy consumption
They play a role in apoptosis
They control free radicals
Question 7
1..5 pts
Which of the following are true regarding cell communication? Select all that apply.
, 4
Paracrine signaling depends on hormones
Neurotransmitters act through synapses
Enzyme linked receptors act through an on-off switch
Autocrine signaling releases a chemical into the extracellular fluid that affects its own activity
Question 8
2..5 pts
Multiple Choice
Which of the following are false of the cell?
Proteins carry out the functions of the cell membrane.
Lysosomes are the digestive system of the cell.
The rough ER is the site for lipid synthesis.
Microfilaments are thin, threadlike cytoplasmic structures.
Question 9
2..5 pts
Which is true of the cytoskeleton? Select all that apply.