Examlex
Which of the following is NOT a function of the placenta?
Superior Vena Cava
A large vein carrying deoxygenated blood from the upper half of the body to the heart's right atrium.
Ventricular Cardiac Muscle Cells
Cells specialized for contracting, found in the walls of the ventricles of the heart, enabling it to pump blood.
Sodium Channels
Ion channels located on cell membranes that selectively allow sodium ions to flow into or out of cells, crucial for conducting electrical signals.
Depolarizes
The process by which the electrical charge of a neuron's membrane decreases, moving towards zero or becoming less negative.
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