1743519
Beschreibung
Quiz von Crystal Thorn, aktualisiert more than 1 year ago
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Erstellt von Crystal Thorn
vor fast 10 Jahre
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Frage 1
Frage
An ordered photographic display of a set of chromosomes from a single cell is a
Antworten
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Karyotype
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no
Frage 2
Frage
A 75-year-old male presents with chest pain with exertion. He was previously diagnosed with arteriosclerosis (narrowing and blockage of the vessels). The chest pain is most likely due to hypoxic injury secondary to
Antworten
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Ischemia (inadequate blood supply to organ)
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no
Frage 3
Frage
Natriuretic hormones affect the balance of:
Antworten
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calcium.
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magnesium.
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sodium.
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potassium.
Frage 4
Frage
How are potassium and sodium transported across plasma membranes?
Antworten
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By diffusion
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By coupled channels
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By passive electrolyte channels
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By active transport requiring ATP
Frage 5
Frage
The role of physical activity in the prevention of colon cancer is identified by which of the following?
Antworten
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It increases the secretion of hydrochloric acid thereby killing mutants.
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It increases blood supply thereby increasing oxygen to the colon.
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It increases fluid loss leading to thirst and increased fluid intake, hydrating the colon.
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It increases gut motility thereby decreasing the time the bowel is exposed to mutagens.
Frage 6
Frage
Which of the following compounds has been shown to increase the risk of cancer when used in combination with smoking?
Antworten
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Hypnotics
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Antihistamines
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Steroids
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Alcohol
Frage 7
Frage
When an aide asks why carcinomas rarely occur in childhood, how should the nurse respond? (Select all that apply.)
Antworten
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Carcinomas need a long time from exposure to occurrence. Carcinomas are due to environmental exposures.
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Carcinomas cannot develop in an immunosuppressed environment. Carcinomas are mesodermal. Carcinomas occur primarily in secondary sexual organs.
Frage 8
Frage
An athlete runs a marathon, after which his muscles feel fatigued and unable to contract. The athlete asks the nurse why this happened. How should the nurse respond? A deficiency in ________ can cause impaired muscle contraction.
Antworten
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AMP
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GMP
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GTP
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ATP
Frage 9
Frage
The faculty member asked the student to identify the appropriate term for the movement of small, electrically uncharged molecules through a semipermeable barrier. Which answer indicates the nursing student understood the teaching?
Antworten
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Diffusion
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Osmosis
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Active Transport
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Hydrostatic Pressure
Frage 10
Frage
A patient receives a hypertonic saline solution intravenously to replace the sodium and chloride lost in the stool. What effect will this fluid replacement have on cells? Cells will:
Antworten
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Divide
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Become hydrated
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Swell or burst
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Shrink
Frage 11
Frage
What causes the rapid change in the resting membrane potential that initiates an action potential?
Antworten
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Potassium gates close, allowing sodium into the cell to change the membrane potential from positive to negative.
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Sodium gates close, allowing potassium into the cell to change the membrane potential from positive to negative.
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Potassium gates open, and potassium rushes into the cell, changing the membrane potential from negative to positive.
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Sodium gates open, and sodium rushes into the cell, changing the membrane potential from negative to positive.
Frage 12
Frage
The nurse is teaching staff about the most common cause of Down syndrome. What is the nurse describing?
Antworten
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Paternal nondisjunction
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Paternal translocations
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Maternal nondisjunction
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Maternal translocations
Frage 13
Frage
An aide asks the nurse why people who have neurofibromatosis will show varying degrees of the disease. Which genetic principle should the nurse explain to the aide?
Antworten
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Expressivity
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Dominance
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Recessiveness
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Penetrance
Frage 14
Frage
A child is born with blue eyes (bb). The child’s mother has blue eyes and the father has brown eyes. Which of the following represents the father?
Antworten
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Bb
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BB
Frage 15
Frage
A biologist is explaining how RNA directs the synthesis of protein. Which process is the biologist describing?
Antworten
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Transcription
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Translation
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Translocation
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Termination
Frage 16
Frage
When the nurse is teaching the staff about X-linked recessive disorders, which information should the nurse include? (Select all that apply.)
Antworten
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The gene can be transmitted through a series of carrier females. The trait is never transmitted from father to son. The gene is passed from an affected father to all his daughters.
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The trait is seen much more often in females than in males. The trait never skips generations.
Frage 17
Frage
A 52-year-old male suffered a myocardial infarction secondary to atherosclerosis and ischemia. Once oxygen returned to the damaged heart, reperfusion injury occurred as a result of:
Antworten
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Vacuolation
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Lipid acceptor proteins
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Increased metabolic state
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Free radical formation
Frage 18
Frage
A common pathway of irreversible cell injury involves increased intracellular:
Antworten
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Sodium
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Potassium
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Calcium
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Magnesium
Frage 19
Frage
A 55-year-old male with a 30-year history of smoking is examined for respiratory disturbance. Examination of his airway (bronchial) reveals that stratified squamous epithelial cells have replaced the normal columnar ciliated cells. This type of cellular adaptation is called:
Antworten
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Hyperplasia
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Dysplasia
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Anaplasia
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Metaplasia
Frage 20
Frage
A nurse is teaching the staff about antidiuretic hormone (ADH). Which information should the nurse include? Secretion of ADH is stimulated by:
Antworten
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Generalized edema
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Increased serum potassium
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Increased plasma osmolality
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Decreased renal blood flow
Frage 21
Frage
Which statement by the staff indicates teaching was successful concerning aldosterone? Secretion of aldosterone results in:
Antworten
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Increased serum potassium levels
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Decreased plasma osmolality
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Localized edema
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Increased blood volume
Frage 22
Frage
Which of the following patients is the most at risk for developing hypernatremia? A patient with:
Antworten
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Vomiting
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Dehydration
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Hypoaldosteronism
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Diuretic use
Frage 23
Frage
For a patient experiencing metabolic acidosis, the body will compensate by:
Antworten
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Hyperventilating
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Excreting H+ through the kidneys
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Retaining CO2 in the lungs
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Secreting aldosterone
Frage 24
Frage
A 54-year-old male with a long history of smoking complains of excessive tiredness, shortness of breath, and overall ill feelings. Lab results reveal decreased pH, increased CO2, and normal bicarbonate ion. These findings help to confirm the diagnosis of:
Antworten
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Metabolic acidosis
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Respiratory acidosis
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Respiratory alkalosis
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Metabolic alkalosis
Frage 25
Frage
Water movement between the ICF and ECF compartments is determined by:
Antworten
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Osmotic forces
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Antidiuretic hormone
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Plasma oncotic pressure
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Buffer systems
Frage 26
Frage
When planning care for a dehydrated patient, the nurse remembers the principle of water balance is closely related to _____ balance.
Antworten
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Sodium
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Potassium
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Bicarbonate
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Chloride
Frage 27
Frage
The predominant phagocyte of early inflammation is the:
Antworten
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Macrophage
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Neutrophil
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Eosinophil
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Lymphocyte
Frage 28
Frage
A 25-year-old female experiences a headache and takes Advil for relief. A nurse recalls Advil relieves the headache by:
Antworten
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Decreasing prostaglandin production
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Increasing platelet-activating factor
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Increasing histamine release
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Decreasing leukotriene production
Frage 29
Frage
The nurse identified each of the following clinical manifestations of inflammation. Which would the nurse classify as a local response? (Select all that apply.)
Antworten
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Heat Redness Swelling Pain
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Fever
Frage 30
Frage
A 10-year-old male is stung by a bee while playing in the yard. He experiences a severe allergic reaction and has to go to the ER. The nurse providing care realizes this reaction is the result of:
Antworten
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Toxoids
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IgM
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IgE
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IgA
Frage 31
Frage
Which patient will develop active immunity? A patient who:
Antworten
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Has T cells that become B cells
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Receives immunoglobulin
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Has natural exposure to an antigen or receives an immunization
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Receives preformed antibodies or T cells from a donor
Frage 32
Frage
When the immunoglobulin crosses the placenta, what type of immunity does the fetus receive?
Antworten
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Active
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Passive
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Innate
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Cell-mediated
Frage 33
Frage
When a nurse cares for a patient with systemic lupus erythematosus (SLE), the nurse remembers this disease is an example of:
Antworten
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Alloimmunity
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Homoimmunity
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Alleimmunity
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Autoimmunity
Frage 34
Frage
When a nurse notices that a patient has type O blood, the nurse realizes that anti-_____ antibodies are present in the patient’s body.
Antworten
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B only
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A only
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O
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A and B
Frage 35
Frage
A 15-year-old male suffers from severe hemorrhage following a motor vehicle accident. He is given a blood transfusion, but shortly afterward the red blood cells are destroyed by agglutination and lysis. Which of the following blood type-transfusion type matches would cause this?
Antworten
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A-AB
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A-A
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B-O
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AB-O
Frage 36
Frage
After studying about viruses, which information indicates the student has a good understanding of viruses? Viruses:
Antworten
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Contain no DNA or RNA
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Replicate their genetic material inside host cells
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Are easily killed by antimicrobials
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Are capable of independent reproduction
Frage 37
Frage
What common symptom should be assessed in individuals with immunodeficiency?
Antworten
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Autoantibody production
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Hypersensitivity
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Anemia
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Recurrent infections
Frage 38
Frage
A 10-year-old male is stung by a bee while playing in the yard. He begins itching and develops pain, swelling, redness, and respiratory difficulties. He is suffering from:
Antworten
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Autoimmunity
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Tissue-specific hypersensitivity
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Anaphylaxis
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Immunodeficiency
Frage 39
Frage
A 45-year-old female was recently diagnosed with cervical cancer. She reports a sexual history that includes 43 partners. Which of the following is the most likely cause of her cancer?
Antworten
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Rubella virus
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Hepatitis B virus
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Human papillomavirus (HPV)
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Herpes virus
Frage 40
Frage
A 45-year-old male presents with persistent, severe stomach pain. Testing reveals a peptic ulcer. Further laboratory tests reveal the presence of Helicobacter pylori. Which of the following is of concern for this patient?
Antworten
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Leukemia
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Gastric cancer
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Adenocarcinoma of the colon
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Lung cancer
Frage 41
Frage
Which information indicates a nurse understands characteristics of malignant tumors?
Antworten
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Has a high mitotic index
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Grows slowly
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Is well-differentiated
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Has a well-defined capsule
Frage 42
Frage
A 30-year-old female is diagnosed with cancer. Testing reveals that the cancer cells have spread to local lymph nodes. A nurse realizes this cancer would be documented as stage:
Antworten
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1
-
4
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3
-
2
Frage 43
Frage
Which information should the nurse include when teaching about angiogenic factors? In cancer, angiogenic factors stimulate:
Antworten
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Release of growth factors
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Tumor regression
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Apoptosis
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New blood vessel growth
Frage 44
Frage
In response to an increased workload, cardiac myocardial cells will:
Antworten
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decrease in length.
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increase in number.
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increase in excitability.
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increase in size.
Frage 45
Frage
Effects of elevated -endorphins include:
Antworten
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hyperglycemia.
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pain inhibition.
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peripheral vasoconstriction.
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decreased immune cell activity.
Frage 46
Frage
A runner has depleted all the oxygen available for muscle energy. Which of the following will facilitate his continued muscle performance?
Antworten
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Oxidative phosphorylation
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Anaerobic glycolysis
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Aerobic glycolysis
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Electron-transport chain
Frage 47
Frage
An epidemiological study reveals that a large population of people carry the same genetic mutation but only 75% of the people with that mutation express the disease. This finding can be described as which of the following?
Antworten
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Hidden phenotype
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Variable expressivity
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Incomplete penetrance
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Karotypic malformation
Frage 48
Frage
A 23-year old diabetic male presents with a 3-day history of flu-like symptoms. His blood sugar is elevated and the arterial blood gas (ABG) values reveal a decreased pH, normal CO2, and decreased bicarbonate ion. The most likely diagnosis is:
Antworten
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respiratory alkalosis.
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metabolic alkalosis.
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metabolic acidosis.
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respiratory acidosis.
Frage 49
Frage
A nurse is reviewing the pedigree chart. When checking for a proband, what is the nurse looking for?
Antworten
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The codominance
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The phenotype of genetic material
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The person who is first diagnosed with a genetic disease
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The individual who has a disease gene but is phenotypically normal
Frage 50
Frage
A 20 year old patient asks the nurse about side effects of the flu vaccine. The nurse knows that possible side effects include:
Antworten
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dystonia.
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inability to ambulate in a forward direction.
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pain at the injection site.
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an Australian accent.
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