Exam 22: Organization of the Body

In the first stage of mitosis, or ________, the centrioles that have replicated just prior to the onset of mitosis move to opposite ends of the cell.

Mrs. Frantello brings her 3-year-old son David to the office because he seems a little behind other children his age. David has a rather long face with large ears. The physician orders tests for David to rule out fragile X syndrome. While she is in the office, she informs the physician that she is pregnant again. What test would you expect the physician to consider for Mrs. Frantello?

The scientific term for the study of body structure is ________.

Homologous chromosomes carry the same genes that code for a particular trait, but the genes may be of different forms, called ________.

Molecules are composed of ____.

If a body structure is posterior, or ________, to another, it is toward the back of the body.

A structure that is closer to the surface of the body than a second structure is ________ to the second structure.

The type of tissue that is able to contract and relax is ____ tissue.

The relative consistency of the body's internal environment is called ________.

The movement of water across a semipermeable membrane, such as a cell membrane, is called ________.

Atoms that bond together make up ________.

During mitosis, the nucleus ____.

The overall chemical functioning of the body is ________.

Bones are positioned ____ to the skin.

The ____ of a cell is mostly water, ions, and nutrients and contains organelles that perform many functions.

A segment of DNA that determines a body trait is a(n) ________.

The type of tissue that specializes in sending electrical messages is ____.

The genetic information for the body is located in ____.

The toes are inferior and _________ to the knees.

Triglycerides are one form of ____ and are used to store energy for cells.