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Physiology

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Cardiovascular System

Question
18 out of 19
 

Hypovolemic shock is characterized by all of the following except (Latest Questions)



A Hypotension
B Cold and clammy skin

C Intense thirst
D Inhibition of respiration

Ans. D Inhibition of respiration

a.Hypovolemic shock (eg. due to haemorrhage): ­

i.It is also called "cold shock".

ii.It is characterized by: ­

i. Hypotension (.JBP)

ii. A rapid, thready pulse (Tachycardia)

iii. A cold pale, clammy skin

iv. Intense thirst

v. Rapid respiration and

vi. Restlessness or torpor (inative, apapthetic)

b.Compensatory reactions activated by haemorrhage (ie. Hypovolemic shock): ­

i.Vasoconstriction (but sparing the vessels of the heart and brain)

ii.Tachycardia

iii.Venoconstriction

iv.Tachypnea increased thoracic pumping

v.Restlessness increased skeletal muscle pumping

vi.Increased movement of intertitial fluid into capillaries

vii.Increased secretion of the Nor-epinephrine and epinephrine

viii.Increased secretion of the vasopressin

ix.Increased secretion of the glucocorticoids

x.Increased secretion of the renin and Aldosterone

xi.Increased secretion of the Erythropoietin

xii.Increased plasma protein synthesis

Cardiovascular System Flashcard List

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