The choroid layer:
a. helps focus light on the rear of the eye
b. produces tears
c. prevents the scattering of incoming light rays
d. is the white of the eye
c. prevents the scattering of incoming light rays
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Name and describe the locations of the four major plexuses of spinal nerves
What will be an ideal response
Which of the choices below describes the forces that act to pull the lungs away from the thorax wall and thus collapse the lungs?
A) compliance and transpulmonary pressures B) compliance and the surface tension of the alveolar fluid C) the natural tendency for the lungs to recoil and the surface tension of the alveolar fluid D) the natural tendency for the lungs to recoil and transpulmonary pressures
The plateau phase of the action potential in a contractile cardiac muscle cell occurs as a result of activation of slow Ca2+ channels
Indicate whether the statement is true or false
What is the function of the cutaneous muscles?
What will be an ideal response?