• Question 1 The action of platelet-derived growth factor is to stimulate the production of which
cells?
Selected Answer: Platelets
• Question 2 1 out of 1 points
A healthcare professional is educating a patient
...
• Question 1 The action of platelet-derived growth factor is to stimulate the production of which
cells?
Selected Answer: Platelets
• Question 2 1 out of 1 points
A healthcare professional is educating a patient about asthma. The professional states that good
control is necessary due to which pathophysiologic process? Selected Answer: Uncontrolled
inflammation leads to increased bronchial hyperresponsiveness and eventual scarring.
• Question 3 1out of 1 points
What is an expected change in the cardiovascular system that occurs with aging?
Selected Answer: Arterial stiffening
• Question 4 1 out of 1 points
People diagnosed with
neurofibromatosis have varying degrees of the condition because of which genetic principle?
Selected Answer: Expressivity
• Question 5 1 out of 1 points
When endothelial cells are injured, what
alteration contributes to atherosclerosis? Selected Answer: Cells are unable to make the normal
amount of vasodilating cytokines.
• Question 6 1 out of 1 points
A healthcare professional cares for
older adults in a skilled nursing facility. What should the professional assess for in these individuals
related to cardiovascular functioning? Selected Answer: Increased rate of falling and dizzy spells •Question 7 1 out of 1 points
What physical sign does the healthcare professional relate to the result
of turbulent blood flow through a vessel? Selected Answer: Murmur heard on auscultation
• Question 8 1 out of 1 points
What are tumor cell markers? Selected Answer: Hormones, enzymes,
antigens, and antibodies that are produced by cancer cells
• Question 9 1 out of 1 points
Once they have penetrated the first line of defense, which microorganisms do natural killer (NK) cells actively
attack? Selected Answer: mycoplasma
• Question 10 1 out of 1 points
Which gastric hormone inhibits acid and pepsinogen secretion, as well as decreases the release of gastrin? Selected Answer:
Somatostatin
• Question 11 1 out of 1 points
What is the single most common cause of cellular
injury? Selected Answer: Hypoxic injury
• Question 12 1 out of 1 points
A professor has taught the
students about the sources of increased ammonia in patients with hepatic encephalopathy. What
statement by a student indicates the professor should review this material? Selected Answer:
Accumulation of short-chain fatty acids are a source of increased ammonia.
• Question 13 1 out of 1 points
Surfactant produced by type II alveolar cells facilitates alveolar distention and ventilation by
which mechanism? Selected Answer: Decreasing surface tension in the alveoli
• Question 14 1 out of 1 points
A patient is brought to the Emergency Department with a gunshot wound to the chest. The
healthcare professional assesses an abnormality involving a pleural rupture that acts as a one-way
valve, permitting air to enter on inspiration but preventing its escape by closing during expiration.
What action by the healthcare professional is the priority? Selected Answer: Assist with a chest tube
insertion.
• Question 15 1 out of 1 points
What is the only surface inside the nephron where cells are
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