Most Systemic Venous Blood Is Both Oxygen-Poor and Nutrient-Poor

question 63

Multiple Choice

Most systemic venous blood is both oxygen-poor and nutrient-poor. However, systemic venous blood that is nutrient-rich occurs in

• A) the renal vein.
• B) superficial veins of the limbs.
• C) the hepatic portal vein.
• D) the pulmonary veins.

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Definitions:

Trigonal Pyramidal

A molecule shape where a central atom is surrounded by three atoms at the corners of a pyramid, which has a triangular base.

Central Atom

The atom in a molecule or polyatomic ion that is surrounded by other atoms, forming the basis of the molecule's geometry.

Tetrahedral

Tetrahedral refers to a molecular shape where a central atom is surrounded by four other atoms at the corners of a tetrahedron.

Equivalent Atoms

Equivalent atoms are atoms in a molecule that have identical bonding arrangements and environment, making them indistinguishable in chemical reactions.