Every Living Cell in the Body Requires Oxygen,various Ions,and Nutrients

question 104

Multiple Choice

Every living cell in the body requires oxygen,various ions,and nutrients.However,the solid nature of bone prevents these materials from reaching bone cells by diffusion alone.Which statement best describes how bone cells receive these necessary items?

• A)Blood capillaries penetrate into the calcified matrix of bone.
• B)Bone cells are only found on the periphery of bone and thus are in direct contact with blood vessels.
• C)Bone cells are only found lining the central canal where they are in direct contact with blood vessels.
• D)Bone cells connect to each other and ultimately with blood vessels (in the central canal)through passageways called canaliculi.
• E)Bone cells receive materials through lymph vessels that penetrate bone matrix.

---

Definitions:

Memory Storage

The process by which information is encoded, stored, and retained in the brain for future use.

Hippocampus

A neural center located in the limbic system; helps process explicit (conscious) memories—of facts and events—for storage.

Frontal Lobes

The portion of the cerebral cortex lying just behind the forehead; involved in speaking and muscle movements and in making plans and judgments.

Explicit Memory

A form of enduring memory that entails the deliberate recall of particular details and occurrences.