NR507 FINAL EXAM 75 QUESTIONS AND
CORRECT ANSWERS LATEST UPDATE
2025
1. Question :
What term is used to describe a hernial protrusion of a saclike cyst
that contains meninges, spinal fluid, and a portion of the spinal cord
through a defect in a posterior arch of a vertebra?
Student
Answer: Encephalocele
Meningocele
Spina bifida occulta
Myelomeningocele
Instructor Myelomeningocele is a hernial protrusion of a saclike cyst containing meninges,
Explanation: spinal fluid, and a portion of the spinal cord with its nerves through a defect in the
posterior arch of a vertebra. The remaining options are not appropriate terms to
identity the described condition.
Question 2 Question :
. What provides the best estimate of the functioning of renal tissue?
Student Answer:
Glomerular filtration rate
Hourly urine output
Serum blood urea nitrogen and creatinine
The specific gravity of the solute concentration of the urine
Instructor The glomerular filtration rate provides the best estimate of the level of
Explanation: functioning of renal tissue. The other options are not used to assess renal
tissue function.
,Question 3 Question :
. Where are Langerhans cells found?
Student Answer:
Skin
, Intestinal lining
Kidney
Thyroid
Instructor Of the available options, only the skin is the location for Langerhans cells.
Explanation:
Question 4 Question :
. Where in the lung does gas exchange occur?
Student Answer:
Trachea
Segmental bronchi
Alveolocapillary membrane
Main bronchus
Instructor Gas exchange occurs only across the alveolocapillary membrane.
Explanation:
Question 5 Question :
. The tonic neck reflex observed in a newborn should no longer be
obtainable by:
Student Answer:
2 years
1 year
10 months
5 months
Instructor The tonic neck reflex should be unobtainable by 5 months of age.
Explanation:
, Comments:
Question 6 Question :
. When renin is released, it is capable of which action?
Student Answer:
Inactivation of autoregulation
Direct activation of angiotensin II
Direct release of antidiuretic hormone (ADH)
Formation of angiotensin I
Instructor When renin is released, it cleaves an 𝛼-globulin (angiotensinogen produced
Explanation: by liver hepatocytes) in the plasma to form angiotensin I.
Question 7 Question :
. The portion of the antigen that is configured for recognition and
binding is referred to as what type of determinant?
Student
Answer: Immunotope
Paratope
Epitope
Antigenitope
Instructor The precise portion of the antigen that is configured for recognition and binding is
Explanation: called its antigenic determinant or epitope. The other options are not used to
identify this portion of the antigen.
Question 8 Question :
. Which sexually transmitted infection frequently coexists with
gonorrhea?
CORRECT ANSWERS LATEST UPDATE
2025
1. Question :
What term is used to describe a hernial protrusion of a saclike cyst
that contains meninges, spinal fluid, and a portion of the spinal cord
through a defect in a posterior arch of a vertebra?
Student
Answer: Encephalocele
Meningocele
Spina bifida occulta
Myelomeningocele
Instructor Myelomeningocele is a hernial protrusion of a saclike cyst containing meninges,
Explanation: spinal fluid, and a portion of the spinal cord with its nerves through a defect in the
posterior arch of a vertebra. The remaining options are not appropriate terms to
identity the described condition.
Question 2 Question :
. What provides the best estimate of the functioning of renal tissue?
Student Answer:
Glomerular filtration rate
Hourly urine output
Serum blood urea nitrogen and creatinine
The specific gravity of the solute concentration of the urine
Instructor The glomerular filtration rate provides the best estimate of the level of
Explanation: functioning of renal tissue. The other options are not used to assess renal
tissue function.
,Question 3 Question :
. Where are Langerhans cells found?
Student Answer:
Skin
, Intestinal lining
Kidney
Thyroid
Instructor Of the available options, only the skin is the location for Langerhans cells.
Explanation:
Question 4 Question :
. Where in the lung does gas exchange occur?
Student Answer:
Trachea
Segmental bronchi
Alveolocapillary membrane
Main bronchus
Instructor Gas exchange occurs only across the alveolocapillary membrane.
Explanation:
Question 5 Question :
. The tonic neck reflex observed in a newborn should no longer be
obtainable by:
Student Answer:
2 years
1 year
10 months
5 months
Instructor The tonic neck reflex should be unobtainable by 5 months of age.
Explanation:
, Comments:
Question 6 Question :
. When renin is released, it is capable of which action?
Student Answer:
Inactivation of autoregulation
Direct activation of angiotensin II
Direct release of antidiuretic hormone (ADH)
Formation of angiotensin I
Instructor When renin is released, it cleaves an 𝛼-globulin (angiotensinogen produced
Explanation: by liver hepatocytes) in the plasma to form angiotensin I.
Question 7 Question :
. The portion of the antigen that is configured for recognition and
binding is referred to as what type of determinant?
Student
Answer: Immunotope
Paratope
Epitope
Antigenitope
Instructor The precise portion of the antigen that is configured for recognition and binding is
Explanation: called its antigenic determinant or epitope. The other options are not used to
identify this portion of the antigen.
Question 8 Question :
. Which sexually transmitted infection frequently coexists with
gonorrhea?
