, NR 507 FINAL EXAM
Question1
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.
Question2
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.
Question3
,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.
Question4
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.
.
Question5
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.
Question6
pts
Question1
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.
Question2
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.
Question3
,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.
Question4
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.
.
Question5
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.
Question6
pts
