EMT Chapter 7- principles of pathophys.
Dilation of the smooth muscles of blood vessels in a hypersensitivity reaction can cause
what to happen?
A.
Hypertension
B.
Distributive shock
C.
Hypovolemia
D.
Airway constriction - *answers* Distributive shock
Dehydration may be caused by decreased fluid intake or:
A.
any fluid imbalance.
B.
a significant loss of fluid.
C.
increased fluid intake.
D.
a significant increase of fluid. - *answers* a significant loss of fluid.
Which of the following is most likely to cause an endocrine disorder?
A.
Severe infection
B.
Abnormal vital signs
C.
A hormone deficiency
D.
Cardiac dysfunction - *answers* A hormone deficiency
During shock states, cells often do not receive enough oxygen because of inadequate
circulation. This is referred to as:
A.
hypercapnia.
B.
hypoperfusion.
C.
hypertension.
D.
hypovolemia. - *answers* hypoperfusion.
,The pressure within a vessel that tends to push water out of the vessel is:
A.
diastolic pressure.
B.
hydrostatic pressure.
C.
plasma oncotic pressure.
D.
systolic pressure. - *answers* hydrostatic pressure.
Severe vomiting, tachypnea, and excessive sweating would likely lead to:
A.
increased blood pressure and decreased pulse.
B.
pulmonary edema.
C.
increased urinary output.
D.
disruption of the body's fluid balance. - *answers* disruption of the body's fluid balance.
Which of the following is NOT a way in which fluid could be lost from the body?
A.
Tachycardia
B.
Major burns
C.
Diaphoresis
D.
Rapid breathing - *answers* Tachycardia
What is the aim of compensation?
A.
Decompensation
B.
Homeostasis
C.
Metabolism
D.
Hypoperfusion - *answers* Homeostasis
What is the pull exerted by large proteins in the plasma portion of blood that tends to
pull water from the body into the bloodstream called?
A.
Metabolism
B.
Hydrostatic pressure
, C.
Dehydration
D.
Plasma oncotic pressure - *answers* Plasma oncotic pressure
When a patient under the influence of a narcotic overdoses and begins to breathe
inadequately, why is tidal volume unaffected even if the respiratory rate slows?
A. The lungs change their internal pressures to pull air in or push air out.
B. Tidal volume is the amount of air that gets into and out of the lungs in one minute.
C. About 150 mL of normal tidal volume occupies the space between the mouth and the
alveoli.
D. The volume of air moved in a single breathing cycle has not changed. - *answers*
The volume of air moved in a single breathing cycle has not changed.
Without a regular supply of oxygen, cells become:
A. hypoxic.
B. perfused.
C. aerobic.
D. self-reliant - *answers* hypoxic.
The cellular function of converting nutrients into energy is known as:
A. perfusion.
B. diaphoresis.
C. dehydration.
D. metabolism. - *answers* metabolism.
Graves' disease involve overproduction of which hormone?
A. Pituitary
B. Insulin
C. Adrenalin
D. Thyroid - *answers* Thyroid
Edema can best be observed in:
A. the parts of the body least subject to gravity.
B. the parts of the body toward the head.
C. the parts of the body toward the center.
D. the dependent parts of the body. - *answers* the dependent parts of the body.
Disruption of nervous system communication is likely caused by:
A. spinal cord injury
B. myocardial damage.
C. fluid loss.
D. hypotension - *answers* spinal cord injury.
What effect does sympathetic nervous system stimulation of the heart have on cardiac
output?
Dilation of the smooth muscles of blood vessels in a hypersensitivity reaction can cause
what to happen?
A.
Hypertension
B.
Distributive shock
C.
Hypovolemia
D.
Airway constriction - *answers* Distributive shock
Dehydration may be caused by decreased fluid intake or:
A.
any fluid imbalance.
B.
a significant loss of fluid.
C.
increased fluid intake.
D.
a significant increase of fluid. - *answers* a significant loss of fluid.
Which of the following is most likely to cause an endocrine disorder?
A.
Severe infection
B.
Abnormal vital signs
C.
A hormone deficiency
D.
Cardiac dysfunction - *answers* A hormone deficiency
During shock states, cells often do not receive enough oxygen because of inadequate
circulation. This is referred to as:
A.
hypercapnia.
B.
hypoperfusion.
C.
hypertension.
D.
hypovolemia. - *answers* hypoperfusion.
,The pressure within a vessel that tends to push water out of the vessel is:
A.
diastolic pressure.
B.
hydrostatic pressure.
C.
plasma oncotic pressure.
D.
systolic pressure. - *answers* hydrostatic pressure.
Severe vomiting, tachypnea, and excessive sweating would likely lead to:
A.
increased blood pressure and decreased pulse.
B.
pulmonary edema.
C.
increased urinary output.
D.
disruption of the body's fluid balance. - *answers* disruption of the body's fluid balance.
Which of the following is NOT a way in which fluid could be lost from the body?
A.
Tachycardia
B.
Major burns
C.
Diaphoresis
D.
Rapid breathing - *answers* Tachycardia
What is the aim of compensation?
A.
Decompensation
B.
Homeostasis
C.
Metabolism
D.
Hypoperfusion - *answers* Homeostasis
What is the pull exerted by large proteins in the plasma portion of blood that tends to
pull water from the body into the bloodstream called?
A.
Metabolism
B.
Hydrostatic pressure
, C.
Dehydration
D.
Plasma oncotic pressure - *answers* Plasma oncotic pressure
When a patient under the influence of a narcotic overdoses and begins to breathe
inadequately, why is tidal volume unaffected even if the respiratory rate slows?
A. The lungs change their internal pressures to pull air in or push air out.
B. Tidal volume is the amount of air that gets into and out of the lungs in one minute.
C. About 150 mL of normal tidal volume occupies the space between the mouth and the
alveoli.
D. The volume of air moved in a single breathing cycle has not changed. - *answers*
The volume of air moved in a single breathing cycle has not changed.
Without a regular supply of oxygen, cells become:
A. hypoxic.
B. perfused.
C. aerobic.
D. self-reliant - *answers* hypoxic.
The cellular function of converting nutrients into energy is known as:
A. perfusion.
B. diaphoresis.
C. dehydration.
D. metabolism. - *answers* metabolism.
Graves' disease involve overproduction of which hormone?
A. Pituitary
B. Insulin
C. Adrenalin
D. Thyroid - *answers* Thyroid
Edema can best be observed in:
A. the parts of the body least subject to gravity.
B. the parts of the body toward the head.
C. the parts of the body toward the center.
D. the dependent parts of the body. - *answers* the dependent parts of the body.
Disruption of nervous system communication is likely caused by:
A. spinal cord injury
B. myocardial damage.
C. fluid loss.
D. hypotension - *answers* spinal cord injury.
What effect does sympathetic nervous system stimulation of the heart have on cardiac
output?
