MEPN UNIVERSITY OF ARIZONA:
NURS500 MIDTERM EXAM 2025/2026
QUESTIONS AND ANSWERS 100% PASS
Normal blood pH: - ANS 7.35 - 7.45
Blood pH indicating alkalosis: - ANS > 7.45
When blood pH is high, the [H+] is: - ANS low
When blood pH is high, the [HCO3-] is: - ANS high
Blood pH indicating acidosis: - ANS < 7.35
When blood pH is low, the [H+] is: - ANS high
When blood pH is low, the [HCO3-] is: - ANS low
Blood HCO3- values represent: - ANS metabolic
Normal blood HCO3- values: - ANS 22-26
1 @COPYRIGHT 2025/2026.
,Blood HCO3- value indicating alkalosis: - ANS > 26
Blood HCO3- value indicating acidosis: - ANS < 22
Blood PaCO2 values represent: - ANS respiratory
Normal blood PaCO2 value: - ANS 35-45
Blood PaCO2 values indicating alkalosis: - ANS < 35
Blood PaCO2 values indicating acidosis: - ANS > 45
In terms of imbalanced ions in the blood, compensation occurs when: - ANS the blood pH
returns to the normal range
The following blood values indicate what?
pH = 7.22
HCO3- = 24
PaCO2 = 49 - ANS Respiratory Acidosis
The following blood values indicate what?
pH = 7.54
HCO3- = 28
PaCO2 = 45 - ANS Metabolic Alkalosis
Cystic fibrosis is an example on which type of disorder? - ANS Autosomal recessive disorder
2 @COPYRIGHT 2025/2026.
, Cystic fibrosis is the most common lethal recessive disease in _______________. - ANS white
children
Individuals must be _____________ for the recessive allele to express the disease. -
ANS homozygous
Three characteristics of autosomal recessive disease: - ANS 1.) delayed age of onset
2.) incomplete penetrance
3.) variable expressivity
Reproduction between two related individuals, termed "______________", is often a factor in
producing children with recessive diseases. - ANS Cosanguinity
In autosomal recessive inheritance, males and females are affected in __________ proportions.
- ANS equal
In autosomal recessive disorder, the disease is seen in __________, but usually not seen in
___________. - ANS is seen in siblings;
usually not seen in parents
If two individuals are heterozygous carriers for an autosomal recessive disease, what
percentage of their children will be normal homozygotes? - ANS 25%
If two individuals are heterozygous carriers for an autosomal recessive disease, what
percentage of their children will be diseased homozygotes? - ANS 25%
If two individuals are heterozygous carriers for an autosomal recessive disease, what
percentage of their children will be phenotypically normal carrier heterozygotes? - ANS 50%
3 @COPYRIGHT 2025/2026.
NURS500 MIDTERM EXAM 2025/2026
QUESTIONS AND ANSWERS 100% PASS
Normal blood pH: - ANS 7.35 - 7.45
Blood pH indicating alkalosis: - ANS > 7.45
When blood pH is high, the [H+] is: - ANS low
When blood pH is high, the [HCO3-] is: - ANS high
Blood pH indicating acidosis: - ANS < 7.35
When blood pH is low, the [H+] is: - ANS high
When blood pH is low, the [HCO3-] is: - ANS low
Blood HCO3- values represent: - ANS metabolic
Normal blood HCO3- values: - ANS 22-26
1 @COPYRIGHT 2025/2026.
,Blood HCO3- value indicating alkalosis: - ANS > 26
Blood HCO3- value indicating acidosis: - ANS < 22
Blood PaCO2 values represent: - ANS respiratory
Normal blood PaCO2 value: - ANS 35-45
Blood PaCO2 values indicating alkalosis: - ANS < 35
Blood PaCO2 values indicating acidosis: - ANS > 45
In terms of imbalanced ions in the blood, compensation occurs when: - ANS the blood pH
returns to the normal range
The following blood values indicate what?
pH = 7.22
HCO3- = 24
PaCO2 = 49 - ANS Respiratory Acidosis
The following blood values indicate what?
pH = 7.54
HCO3- = 28
PaCO2 = 45 - ANS Metabolic Alkalosis
Cystic fibrosis is an example on which type of disorder? - ANS Autosomal recessive disorder
2 @COPYRIGHT 2025/2026.
, Cystic fibrosis is the most common lethal recessive disease in _______________. - ANS white
children
Individuals must be _____________ for the recessive allele to express the disease. -
ANS homozygous
Three characteristics of autosomal recessive disease: - ANS 1.) delayed age of onset
2.) incomplete penetrance
3.) variable expressivity
Reproduction between two related individuals, termed "______________", is often a factor in
producing children with recessive diseases. - ANS Cosanguinity
In autosomal recessive inheritance, males and females are affected in __________ proportions.
- ANS equal
In autosomal recessive disorder, the disease is seen in __________, but usually not seen in
___________. - ANS is seen in siblings;
usually not seen in parents
If two individuals are heterozygous carriers for an autosomal recessive disease, what
percentage of their children will be normal homozygotes? - ANS 25%
If two individuals are heterozygous carriers for an autosomal recessive disease, what
percentage of their children will be diseased homozygotes? - ANS 25%
If two individuals are heterozygous carriers for an autosomal recessive disease, what
percentage of their children will be phenotypically normal carrier heterozygotes? - ANS 50%
3 @COPYRIGHT 2025/2026.
