Blood Return from the Brain Flows to Special Channels in the Skull

question 48

Multiple Choice

Blood return from the brain flows to special channels in the skull called ________, which contain no valves and do not have regular venous walls.

• A) jugular foramina
• B) venous mater
• C) arachnoid granulations
• D) venous sinuses
• E) meningeal spaces

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Definitions:

Ethyl Bromide

A colorless, volatile compound used primarily in organic synthesis and as a fumigant; it is an alkyl halide with the formula C2H5Br.

Major Organic Product

The primary compound that results from a chemical reaction involving organic reactants, often in higher yield compared to any side products.

Nonbonding

Pertaining to electrons in an atom or molecule that are not shared with other atoms and do not participate in bonding.

Π Molecular Orbital

A type of molecular orbital formed by the sideways overlap of atomic orbitals, crucial in understanding the bonding in conjugated systems.