Examlex
Indicate the relationship between the two items listed in each situation:
a.A is greater than b.
b.B is greater than a.
c.A and B are equal.
-a.Neuron's permeability to Na⁺ during the falling phase of an action potential
B.Neuron's permeability to K⁺ during the falling phase of an action potential
Serous Membrane
Body membrane in the thoracic and abdominal cavities that secretes a watery lubricant.
Mucous Membrane
Moist tissue layer lining several body cavities and internal organs, including the mouth, nose, and lungs, secreting mucus for protection and lubrication.
Heart
A muscular organ in most animals, which pumps blood through the blood vessels of the circulatory system by rhythmic contraction and dilation.
Arrector Pili
Small muscles connected to hair follicles that, when contracted, cause hair to stand up, producing 'goosebumps'.
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