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NUR 231 EXAM QUESTIONS WITH CORRECT
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The RNA nucleotide base that pairs with adenine of DNA is
a. Cytosine
b. Guanine
c. Thymine
d. Uracil - ANS ✓d
The approved (generic) name of a drug is:
a. a name that is protected by copyright
b. a precise description of the drug's chemical composition and molecular
structure
c. the name used to market the drug
d. the official drug name assigned by the manufacturer and approved by the
local regulatory authority. - ANS ✓d
Type 4 receptors are:
a. ligand-gated ion channels
b. G-protein coupled
c. nuclear
d. kinase linked. - ANS ✓c
Which factor is considered to be part of the pharmaceutical phase of drug
administration?
a. Dissolution
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b. Absorption
c. Excretion
d. Metabolism - ANS ✓a
Which factor cannot directly affect the rate of metabolism?
a. Genetic mutation
b. Age
c. Route of administration
d. Disease state - ANS ✓c
The system responsible for an individual's emotional and behavioural
responses to pain is the:
A. sensory/discriminative system.
B. motivational/affective system.
C. sensory/motivational system.
D. cognitive/evaluative system. - ANS ✓b
Cutaneous polymodal nociceptors are activated by:
A. mechanical injury only
B. thermal stimuli e.g. heat only
C. light touch and gentle stroking
D. mechanical injury, heat and chemicals - ANS ✓d
The lowest intensity that of a stimulus that is perceived as painful is termed
:
A. affective- motivational aspect
B. pain sensitisation
C. pain threshold
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D. Pain tolerance - ANS ✓c
Which mechanism is relevant to the analgesic action of aspirin?
a. Inhibition of opioid receptors
b. Inhibition of prostaglandin synthesis in the CNS
c. Irreversible inhibition of platelet aggregation
d. Inhibition of prostaglandin synthesis in the periphery - ANS ✓d
the nasopharynx is lined with ciliated mucosal membrane with a high
vascular blood supply. One function of the membrane is to - ANS ✓humidify
air
a newborn is in respiratory distress and requires ventilation. Tests reveal
he does not produce surfactant due to the absence of - ANS ✓type II alveolar
cells
pain that comes from bone, joint, muscle, and connective tissue that is
usually aching and throbbing and well localized - ANS ✓somatic pain
A 42-year-old male was involved in a motor vehicle accident during which
he suffered a severe head injury. He died shortly after the accident from
loss of respiration. The area of the brain most likely involved is the - ANS
✓brain stem
At the base of the lungs - ANS ✓arterial perfusion pressure exceeds alveolar gas
pressure
Approximately 1000 mL (1 litre) of oxygen is transported to cells each
minute. Most of the oxygen is transported - ANS ✓bound to haemoglobin /
haemoglobin
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An 80-year-old male presents to his GP complaining of difficulty breathing.
Pulmonary function tests he has increased residual volume. The most likely
cause of this disorder in ______ in lung compliance. - ANS ✓an increase
All of the following are structures of the lower respiratory system except:
a. Lungs
b. Pharynx
c. Bronchi
d. Trachea - ANS ✓b
Are respiration and breathing the same? - ANS ✓no, but we need to breathe to
respire efficiently
Total surface area of all alveoli in both lungs equal the area of ... - ANS ✓a
tennis court
During inspiration this is the correct order of the journey of air we breathe
- ANS ✓Mouth, trachea, bronchus, bronchiole, alveolus
This is a correct answer
During expiration air moves - ANS ✓out of the lung, because pressure inside
the lung is higher
Gas exchange takes place in - ANS ✓alveoli
The study of diseases affecting respiratory system is called - ANS
✓pulmonology
1. Asthma is thought to be caused by:
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