Review 2

Question 1

1. From the definitions below, select the definition of the term anatomy.
   a. The study of the functions of the body.
   b. The study of the chemical substances in the body.
   c. The study of the structure of the body.
   d. The study of the systems of the body.

Answer 1

c.The study of the structure of the body.

Question 2

2. From the definitions below, select the definition of the term tissue.
   a. A grouping of like cells working together.
   b. The smallest living unit of body construction.
   c. A group of organs working together.
   d. A group of cells that have little in common.

Answer 2

a. A grouping of like cells working together.

Question 3

3. From the functions below, select the function of the lymphatic system.
   a. Protects the body from drying.
   b. Returns protein and fluid from the various body tissues to the blood.
   c. Manufactures hormones.
   d. Provides nutrients to the arms and legs.

Answer 3

b. Returns protein and fluid from the various body tissues to the blood.

Question 4

4. From the descriptions below, select the best description of cytoplasm.
   a. Organelles that perform highly specialized functions in the cell.
   b. A jelly–like substance that coats the outside of the cell membrane.
   c. The part of the cell that makes DNA.
   d. The fluid or semi–fluid substance contained inside the cell membrane, but outside the nucleus.

Answer 4

d. The fluid or semi–fluid substance contained inside the cell membrane, but outside the nucleus.

Question 5

5. From the descriptions below, select the best description of mitochondria.
   a. The site of cell reproductive activity.
   b. The site of cell respiratory activity.
   c. The part of the cell responsible for producing DNA.
   d. The organelle responsible for monitoring the flow of water into the cell.

Answer 5

b. The site of cell respiratory activity.

Question 6

6. From the groups of components listed below, select the group(s) that contain(s) the components of a Ribonucleic acid nucleotide.
7. deoxyribose 4. an electron of sodium
8. a phosphate group 5. a pair of unknown molecules 3. ribose 6. an organic nitrogen–
   containing base
   a. 1, 2, 3, and 4. b. 2, 3, and 4.
   c. 3, 5, and 6.
   d. 2, 3, and 6.

Answer 6

d. 2, 3, and 6.