NR 507 EXAM LATEST UPDATE WITYH
VERIFIED QUESTIONS AND ANSWERS
2025/2026
,COMPLETE EXAM
Quiz# 1
Which hormone prompts increased anxiety, vigilance, and arousal during a stress response?Correct!
3339
Norepinephrine
orepinephrin
Norepinephrine
Only the release of norepinephrine promotes arousal, increased vigilance, increased anxiety, and other
protective emotional responses.
Quiz# 2
pts
Idiopathic thrombocytopenic purpura (ITP) is an autoimmune process involving antibodies attackingwhich
type of cells?
Platelets
Platelets
ITP is a disorder of platelet consumption. This selection is the only option that correctly identifies which
type of cell is attacked by ITP.
Quiz# 3
When renin is released, it is capable of which action?
,Formation of angiotensin I
Formation o
Formation of angiotensin I
, When renin is released, it cleaves an α-globulin (angiotensinogen produced by liver hepatocytes) in the
plasma to form angiotensin I.
Quiz# 4
Which of the following are formed elements of the blood that are not cells but are disk-shaped
cytoplasmic fragments essential for blood clotting?
Platelets
Platelets
Platelets
Platelets (thrombocytes) are not true cells but are disk-shaped cytoplasmic fragments that are
essentialfor blood coagulation and control of bleeding. This description is not accurate for any of the
other options.
.
Quiz# 5
In a full-term infant, the normal erythrocyte life span is days, whereas the adult erythrocyte life
span is days.
60 to 80; 120
60 to 80; 12
In full-term infants, normal erythrocyte life span is 60 to 80 days; in premature infants it may be as shortas
20 to 30 days; and in children and adolescents, it is 120 days, the same as that in adults.
VERIFIED QUESTIONS AND ANSWERS
2025/2026
,COMPLETE EXAM
Quiz# 1
Which hormone prompts increased anxiety, vigilance, and arousal during a stress response?Correct!
3339
Norepinephrine
orepinephrin
Norepinephrine
Only the release of norepinephrine promotes arousal, increased vigilance, increased anxiety, and other
protective emotional responses.
Quiz# 2
pts
Idiopathic thrombocytopenic purpura (ITP) is an autoimmune process involving antibodies attackingwhich
type of cells?
Platelets
Platelets
ITP is a disorder of platelet consumption. This selection is the only option that correctly identifies which
type of cell is attacked by ITP.
Quiz# 3
When renin is released, it is capable of which action?
,Formation of angiotensin I
Formation o
Formation of angiotensin I
, When renin is released, it cleaves an α-globulin (angiotensinogen produced by liver hepatocytes) in the
plasma to form angiotensin I.
Quiz# 4
Which of the following are formed elements of the blood that are not cells but are disk-shaped
cytoplasmic fragments essential for blood clotting?
Platelets
Platelets
Platelets
Platelets (thrombocytes) are not true cells but are disk-shaped cytoplasmic fragments that are
essentialfor blood coagulation and control of bleeding. This description is not accurate for any of the
other options.
.
Quiz# 5
In a full-term infant, the normal erythrocyte life span is days, whereas the adult erythrocyte life
span is days.
60 to 80; 120
60 to 80; 12
In full-term infants, normal erythrocyte life span is 60 to 80 days; in premature infants it may be as shortas
20 to 30 days; and in children and adolescents, it is 120 days, the same as that in adults.
