What is the observable characteristic of an individual known as?
Phenotype
Chromosome
Genotype
Allele
The Correct Answer is A
(A) Phenotype: Represents observable traits such as height, eye color, and blood type.
(B) Chromosome: Structure carrying genetic information, not a trait.
(C) Genotype: The genetic makeup, not the observable characteristics.
(D) Allele: Different versions of a gene, but not the overall appearance.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
(A) Achondroplasia: Causes short stature due to impaired bone growth.
(B) Marfan Syndrome: An autosomal dominant connective tissue disorder associated with tall stature, long limbs, and aortic aneurysm risk.
(C) Cystic Fibrosis: Affects the lungs and pancreas but does not cause tall stature or cardiovascular issues.
(D) Huntington’s Disease: Affects the nervous system, causing movement disorders, not tall stature.
Correct Answer is D
Explanation
(A) Hypertonic Fluids: Would worsen hypernatremia by increasing sodium levels.
(B) Isotonic Fluids: These help with volume depletion but do not effectively reduce sodium levels.
(C) Colloid Infusions: Used for hypovolemia but do not correct sodium imbalances.
(D) Hypotonic Fluids: A sodium level of 155 mEq/L (hypernatremia) indicates dehydration, and hypotonic fluids (e.g., 0.45% NaCl) help shift water into cells and lower sodium levels.
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