NR283 Exam 1 with Complete Solutions
During which stage of infection do symptoms first appear - ANSWER-Prodromal stage
How can autosomal recessive disorders be inherited? - ANSWER-Through two mutated
genes, one from each parent
How do malignant tumors differ from benign tumors? - ANSWER-They can spread to
other organs
How does chronic stress affect the immune system? - ANSWER-Weakens it
How does natural immunity differ from artificial immunity? - ANSWER-Natural immunity
is acquired through infection
How is an autosomal dominant disorder inherited? - ANSWER-From one affected
parent with a 50% chance
In which situation would artificial passive immunity be most beneficial? - ANSWER-
Immediate protection after exposure to a toxin
ow are X-linked recessive disorders inherited? - ANSWER-From carrier mothers to sons
What distinguishes a stage 3 pressure ulcer? - ANSWER-Full thickness skin loss with
visible fat
What is a characteristic of malignant tumors? - ANSWER-They invade nearby tissues
What is a characteristic of X-linked dominant disorders? - ANSWER-Affected fathers
pass the trait to all daughters
What is a common chromosomal disorder caused by an extra chromosome 21? -
ANSWER-Down syndrome
What is a common early sign of frostbite? - ANSWER-Numbness in the affected area
What is a key benefit of active natural immunity? - ANSWER-It often provides long-
lasting protection
What is a key feature of a stage 2 pressure ulcer - ANSWER-Shallow open ulcer or
blister
What is a potential consequence of nerve damage on cells? - ANSWER-Atrophy of
affected muscles
During which stage of infection do symptoms first appear - ANSWER-Prodromal stage
How can autosomal recessive disorders be inherited? - ANSWER-Through two mutated
genes, one from each parent
How do malignant tumors differ from benign tumors? - ANSWER-They can spread to
other organs
How does chronic stress affect the immune system? - ANSWER-Weakens it
How does natural immunity differ from artificial immunity? - ANSWER-Natural immunity
is acquired through infection
How is an autosomal dominant disorder inherited? - ANSWER-From one affected
parent with a 50% chance
In which situation would artificial passive immunity be most beneficial? - ANSWER-
Immediate protection after exposure to a toxin
ow are X-linked recessive disorders inherited? - ANSWER-From carrier mothers to sons
What distinguishes a stage 3 pressure ulcer? - ANSWER-Full thickness skin loss with
visible fat
What is a characteristic of malignant tumors? - ANSWER-They invade nearby tissues
What is a characteristic of X-linked dominant disorders? - ANSWER-Affected fathers
pass the trait to all daughters
What is a common chromosomal disorder caused by an extra chromosome 21? -
ANSWER-Down syndrome
What is a common early sign of frostbite? - ANSWER-Numbness in the affected area
What is a key benefit of active natural immunity? - ANSWER-It often provides long-
lasting protection
What is a key feature of a stage 2 pressure ulcer - ANSWER-Shallow open ulcer or
blister
What is a potential consequence of nerve damage on cells? - ANSWER-Atrophy of
affected muscles
