UNIT 2 - Bones & Bone Tissue

Question 1

7 mineral elements (account for less than 4% of the total mass of the body)

Answer 1

sodium (Na),
potassium (K),
calcium (Ca),
chlorine (Cl),
magnesium (Mg),
phosphorus (P)
sulfur (S)

Question 2

buffers

Answer 2

Chemical systems that resist changes in pH and prevent large swings in the pH when acid or base is added to a solution.

Question 3

salt

Answer 3

Refers to any metal cation and nonmetal anion held together by ionic bonds.

Salts play a wide range of vital roles in the body. Solid calcium salts are the major component of bones and teeth. Other salts dissolve into their component electrolytes in the body’s flu-ids.

Question 4

electrolytes
(eh-LEK-troh-lytz)

Answer 4

Essential minerals—like sodium, calcium, and potassium—that are vital to many key functions in the body.

Question 5

Adipocytes
(AD-ih-poh-sytz)

Answer 5

Also called fat cells, are another type of resident cell found in many different connective tissues