Chapter 1,3,5,6,7

Which of the following is not a directional term of the body? Apical Proximal Distal Deep

Deep

The distance between the two uprights in the DNA ladder is always equal to the total distance of one purine and one pyrimidine nitrogen base. T/F

True

Deep

Away from the body surface; more internal

Levels of organization

Chemical- atoms—->molecules—-> macromolecules Organelles- "tiny organs" : mitochondria, smooth & rough ER, goligi apparatus Cellular- cells (examples muscle, bone, nerve, and blood) Tissue- Major types (epithelial, connective, muscle, and nervous) "fabric of the body" Organs- lungs, heart, kidneys, stomach, etc. System- major (integumentary, skeletal, muscular, nervous, endocrine, cardiovascular, lymphatic/immune, respiratory, digestive, urinary, and reproductive) Organism- everything working together to maintain homeostasis

The term most nearly opposite of cortical would be:

Medullary

Central

Near the center

Superficial

On or near the surface; concerned with or understanding only what is on the surface, shallow

Lumen

Space within a tubular part or organ, such as the space within a blood vessel