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Conditions that activate the parasympathetic nervous system:
A.
slow the heart down and increase contractility.
B.
speed the heart up and decrease contractility.
C.
slow the heart down and decrease contractility.
D.
speed the heart up and increase contractility.
C.
slow the heart down and decrease contractility.
Our blood transports oxygen from the lungs to the cells and returns with what
byproduct of metabolism?
A.
Carbolic acid
B.
Carbon dioxide
,C.
Lactic acid
D.
Carbon monoxide
B.
Carbon dioxide
The layer of covering that protects the brain and spinal cord is called the:
A.
meninges.
B.
cerebrospinal fluid.
C.
skull.
D.
spinal column.
A.
meninges.
If bleeding develops within the chest, blood can accumulate in the __________,
forcing the lung to collapse away from the chest wall.
A.
upper airway
B.
pleural space
,C.
dead space
D.
carina space
B.
pleural space
When a patient feels the sensation of shortness of breath, or dyspnea, it usually
results from a need for gas exchange that cannot be met by:
A.
glucose levels.
B.
minute ventilation.
C.
oxygen hypercapnia.
D.
chemoreceptors.
B.
minute ventilation.
The movement of ions across the cell membrane is needed to accomplish
repolarization. What cell structure is used to prepare for depolarization?
A.
Mitochondria
B.
, Endoplasmic reticulum
C.
Nucleus
D.
Sodium potassium pump
D.
Sodium potassium pump
When the body's water moves from the bloodstream into the interstitial space, it
is called:
A.
hydrostatic.
B.
edema.
C.
dehydration.
D.
hypovolemia.
B.
edema.
The basic nutrient of the cell and the building block for energy is:
A.
glucose.
B.