Verified Answers/A Grade Assured
1. Abstract noun the name of a quality or general idea
2. Acceleration the rate of change in velocity over a period of time
3. Acid a compound that is a hydrogen or proton donor. It is
corrosive to metals, changes blue litmus paper red, and
becomes less acidic when mixed with bases.
4. Adjective a word, phrase, or clause that modifies a noun ( the
BIOLOGY book) or pronoun (he is NICE)
5. Adverb a word, phrase, or clause that modifies a verb, and adjec-
tive, or another adverb
6. Alimentary canal the digestive tube that consists of the mouth, pharynx,
esophagus, stomach, small intestine, large intestine, rec-
tum, and anus
7. Alleles Alternate versions of a gene.
8. Amino acid Organic compounds that contain at least one amino group
and a carboxyl group; building blocks of proteins
9. Amylase an enzyme in saliva
10. Anatomic posi- the position of the body where the body is erect, the feet
tion are slightly apart, the head is held high, and the palms of
the hands are facing forward.
11. Anterior View facing foward
12. Antonym A word that means the opposite of another word
13. Appendicular The part of the skeleton that includes the girdles and
Skeleton the limbs. the upper portion consists of the pectoral or
shoulder girdle, the clavicle and scapula, and the upper
extremity. The pones of the arm are the humerus, the ra-
dius and ulna, the carpals (wrist bones), the metacarpals
(bones of the hands), and the phalanges (bones of the
fingers). The lower portion of the appendicular skeleton is
, HESI RN entrance
made up of the pelvic girdle or os coxae. Each of the os
coxae consists of a fused ilium, ischium, and pubis. Bones
of the lower extremity include the femur (thighbone), the
tibia and fibula, the tarsals (ankle bones), the metatarsals
(bones of the foot), and the phalanges.
14. Anterioles The smallest type of arteries
15. Atom the basic building block of a molecule that contains a
nucleus and orbits
16. Atomic mass The average mass of each of that contains a nucleus and
orbits
17. Atomic number The number of protons in the nucleus, and it defines an
atom of particular elements
18. Average speed The distance an object travels divided by the time the
object travels without regard to direction of travel
19. Axial Skeleton The 28 bones of the skull. These are separated into the
14 facial bones and the 14 bones of the cranium.
20. Base A hydrogen or proton acceptor and generally has a hy-
droxide (OH) group in the makeup of molecule. Bases
are also called alkaline compounds and are substances
that denature proteins, making them feel very slick; they
change red litmus paper blue and become less basic
when mixed with acids.
21. Basic unit of standard unit of a system by which a quantity is accounted
measure for and expressed (grams, liters, or meters)
22. Binary fission Type of asexual reproduction; parent cell splits into 2
identical daughter cells
23. Binding energy How tightly the electron is bonded to the neucleus
24. Biochemistry The study of chemical processes in living organisms