Osteoclasts are 

A. cells that secrete bone matrix.
B. cells that break down bone matrix.
C. immature bone cells that give rise to osteocytes.
D. mature bone cells that maintain the matrix.


Answer: B

Anatomy & Physiology

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The force per unit area that blood places on the inside wall of a blood vessel

A. is greater during diastole. B. is greater in the inferior vena cava than in the common iliac vein. C. is called the pulse. D. is called the blood pressure. E. increases the further the vessel is from the heart.

Anatomy & Physiology

For each of the following species, list the term for an intact female. pig

What will be an ideal response?

Anatomy & Physiology

Between weeks 3 and 8 of development, a developing individual is considered a ________.

A. zygote B. blastocyst C. fetus D. embryo E. trophoblast

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The lymphatic system can help cancer cells ________ since cancer cells may enter, circulate, and later exit porous lymphatic capillaries.

A. metastasize B. mutate C. die off D. revert to normal cells

Anatomy & Physiology