Quiz Review Ch 1-4

1. The opposite of superior is ___, and the opposite of medial is ___.

• anterior / central

• inferior / external

• inferior / lateral

• anterior / peripheral

The smallest living units of the body are:

• cells

• proteins

• tissues

• genes

The femoral and patellar areas are part of the ___,

• arm

• leg

• trunk

• foot

The thoracic cavity is separated from the abdominal cavity by the:

• lungs

• heart

• liver

• diaphragm

Homeostasis, a state of balance, means that the body:

• uses food molecules to build body tissues

• remains relatively stable despite constant changes

• responds to pathogens by destroying them

• All of these are part of homeostasis.

The most peripheral organ system is the:

• skeletal system

• muscular system

• integumentary system

• nervous system

________ is the study of body structure, which includes size, shape, composition, and perhaps even coloration

• Physiology

• Anatomy

• Pathophysiology

• Diagnosis

Negative feedback mechanism

• input from the environment (ex. temperature change)

• the response to the stimulus does not stop or reverse the stimulus. (ex. labor = childbirth)

• the body’s response reverses the stimulus (turns it off) (ex. hot = sweating)

Where are chromosomes (that contain genetic DNA for making things) located?

• in the ribosomes

• in the nucleus

• in the protein channels

• in the endoplasmic reticulum

A isotonic has which type of concentrations (as compared to the cell)?

• higher

• lower

• the same

• it varies