NS 838 LATEST EXAM 2027 WITH
145 QUESTIONS AND EXPERT-
VERIFIED CORRECT ANSWERS |
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Venous obstruction is a cause of edema because of an increase in which pressure?
A. Interstitial oncotic
B. Capillary hydrostatic
C. Capillary oncotic
D. Interstitial hydrostatic - ANSWER-B. Capillary hydrostatic
In somatic cell gene therapy, what type of vector is most commonly used to alter a
specific set of an individual's somatic cells?
A. Bacteria
B. RNA polymerase
,C. Virus
D. Recombinant DNA - ANSWER-C. Virus
How is transcription best defined?
A. RNA directs the synthesis of polypeptides for protein synthesis.
B. RNA is synthesized from a DNA template.
C. A base pair substitution results in a mutation of the amino acid sequence.
D. DNA polymerase binds to the promoter site on ribonucleic acid (RNA). -
ANSWER-B. RNA is synthesized from a DNA template.
An amniocentesis indicates a neural tube defect when an increase in which protein
is evident?
A. Embryonic proteins
B. DNA polymerase
C. Cytochrome P-450
D. Alpha fetoprotein - ANSWER-D. Alpha fetoprotein
The data reporting that sickle cell disease affects approximately 1 in 600 American
blacks is an example of which concept?
A. Prevalence
B. Incidence
C. Ratio
D. Risk - ANSWER-A. Prevalence
The ratio of the disease among the exposed population to the disease rate in an
unexposed population is referred to as what type of risk.
A. Contingency
,B. Casual
C. Relative
D. Attributable - ANSWER-C. Relative
What are empirical risks for most multifactorial diseases based on?
A.Chromosomal testing
B. Liability thresholds
C. Direct observation
D. Relative risks - ANSWER-C. Direct observation
What is the cause of familial hypercholesterolemia (FH)?
A.Diet high in saturated fats
B. Increased production of cholesterol by the liver
C. Reduction in the number of low-density lipoprotein (LDL) receptors on cell
surface
D. Abnormal function of lipoprotein receptors circulating in the blood -
ANSWER-C. Reduction in the number of low-density lipoprotein (LDL) receptors
on cell surface
Which risk factor for hypertension is influenced by genetic factors and lifestyle?
A.Sodium intake
B. Psychosocial stress
C. Obesity
D. Physical inactivity - ANSWER-C. Obesity
, When a woman has one first-degree relative with breast cancer, her risk of
developing breast cancer is how many times greater?
A. 6
B. 10
C. 3
D. 2 - ANSWER-D. 2
What genetic process is likely responsible for the occurrence of asthma in only one
of a pair of identical twins?
A. Genomic imprinting
B. Epigenetic modifications
C. Transgenerational inheritance
D. Methylation - ANSWER-B. Epigenetic modifications
What can a malfunction in DNA methylation lead to?
A. Blindness
B. Hypothyroidism
C. Cancer
D. Diabetes mellitus - ANSWER-C. Cancer
Which action is a purpose of the inflammatory process?