• Question 1
The action of platelet-derived growth factor is to stimulate the production of which cells?
Selected Answer:
Platele ts
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• 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
1 out of 1 points
What is an expected change in the cardiovascular system that occurs with aging?
Selected Answer:
Arterial stiffening
• Question 4
0 out of 1 points
People diagnosed with neurofibromatosis have varying degrees of the condition because of which genetic principle?
Selected Answer:
Dominan ce
• Question 5
0 out of 1 points
When endothelial cells are injured, what alteration contributes to atherosclerosis?
Selected Answer:
The release of toxic oxygen radicals that oxidize low-density lipoproteins (LDLs)
• 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
0 out of 1 points
What physical sign does the healthcare professional relate to the result of turbulent blood flow through a vessel?
Selected Answer:
Bounding pulse felt on palpation
What are tumor cell markers?
Selected Answer:
Hormones, enzymes, antigens, and antibodies that are produced by cancer cells
• Question 9
0 out of 1 points
Once they have penetrated the first line of defense, which microorganisms do natural killer (NK) cells actively attack?
Selected Answer:
Bacteri a
• 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:
Somatosta tin
• Question 11
What is the single most common cause of cellular injury?
1 out of 1 points
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 Accumulation of short-chain fatty acids are a source of
Answer: 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 covered with microvilli to increase the reabsorptive surface area called?
Selected Answer:
Proximal convoluted tubules
• Question 16
1 out of 1 points
A patient is having an IgE-mediated hypersensitivity reaction. What action by the healthcare professional is best?
Selected Answer:
Give the patient an antihistamine.
• Question 17
1 out of 1 points
A patient has been diagnosed with a renal stone. Based on knowledge of common stone types, what self-care measure does the healthcare professional plan to teach the patient when stone analysis has returned?
Selected Answer:
Ingest 1000 mg of calcium a day.
• Question 18
1 out of 1 points
Which hormone is required for water to be reabsorbed in the distal tubule and collecting duct?
Selected Answer:
Antidiuretic hormone
• Question 19
1 out of 1 points
The cardiac electrical impulse normally begins spontaneously in the sinoatrial (SA) node because of what reason?
Selected Answer:
It depolarizes more rapidly than other automatic cells of the heart.
• Question 20
What is one function of the tumor cell marker?
1 out of 1 points
Selected Answer:
To screen individuals at high risk for cancer
• Question 21
1 out of 1 points
When comparing the clinical manifestations of both diabetic ketoacidosis (DKA) and hyperglycemic hyperosmolar nonketotic syndrome (HHNKS), which condition is associated with only DKA?
Selected Answer:
Kussmaul respirations
• Question 22 [Show Less]