NCTI A&P FINAL EXAM QUESTIONS &
ANSWERS15
auditory tube (eustachian tube) - ANSWERS-Connects the middle ear to the throat; helps
maintain air pressure
auditory ossicles (malleus, incus, stapes) - ANSWERS-three small bones linked together that
connect the eardrum to the inner ear
oval window - ANSWERS-membrane that covers the opening between the middle ear and inner
ear
Anatomy of the inner ear - ANSWERS-cochlea and vestibular apparatus
vestibule apparatus - ANSWERS-vestibule (balance), three semicircular ducts (handle
equilibrium of motion)
cochlea - ANSWERS-a coiled, bony, fluid-filled tube in the inner ear through which sound waves
trigger nerve impulses
unit of food energy - ANSWERS-calorie
anabolism vs catabolism - ANSWERS-anabolism (building up) and catabolism (breaking down)
cellular respiration - ANSWERS-Process that releases energy by breaking down glucose and
other food molecules in the presence of oxygen
, ATP - ANSWERS-(adenosine triphosphate) main energy source that cells use for most of their
work
Decompsition reaction - ANSWERS-A reaction in which a single compound breaks down to form
two or more simpler substances (breaks substances apart)
AB --> A+B
synthesis reaction - ANSWERS-a reaction in which two or more substances combine to form a
new compound
2Na + Cl2 → 2NaCl
exchange reaction - ANSWERS-Parts of the reacting molecules are shuffled around to produce
new products
AB + CD --> AD + CB
Reversible reaction - ANSWERS-a chemical reaction in which the products re-form the original
reactants
Organic components of the body - ANSWERS-Carbohydrates, lipids (including phospholipids),
proteins, nucleotides and nucleic acids
types of cell division - ANSWERS-mitosis and meiosis
mitosis - ANSWERS-a type of cell division that results in two daughter cells each having the
same number and kind of chromosomes as the parent nucleus, typical of ordinary tissue growth
ANSWERS15
auditory tube (eustachian tube) - ANSWERS-Connects the middle ear to the throat; helps
maintain air pressure
auditory ossicles (malleus, incus, stapes) - ANSWERS-three small bones linked together that
connect the eardrum to the inner ear
oval window - ANSWERS-membrane that covers the opening between the middle ear and inner
ear
Anatomy of the inner ear - ANSWERS-cochlea and vestibular apparatus
vestibule apparatus - ANSWERS-vestibule (balance), three semicircular ducts (handle
equilibrium of motion)
cochlea - ANSWERS-a coiled, bony, fluid-filled tube in the inner ear through which sound waves
trigger nerve impulses
unit of food energy - ANSWERS-calorie
anabolism vs catabolism - ANSWERS-anabolism (building up) and catabolism (breaking down)
cellular respiration - ANSWERS-Process that releases energy by breaking down glucose and
other food molecules in the presence of oxygen
, ATP - ANSWERS-(adenosine triphosphate) main energy source that cells use for most of their
work
Decompsition reaction - ANSWERS-A reaction in which a single compound breaks down to form
two or more simpler substances (breaks substances apart)
AB --> A+B
synthesis reaction - ANSWERS-a reaction in which two or more substances combine to form a
new compound
2Na + Cl2 → 2NaCl
exchange reaction - ANSWERS-Parts of the reacting molecules are shuffled around to produce
new products
AB + CD --> AD + CB
Reversible reaction - ANSWERS-a chemical reaction in which the products re-form the original
reactants
Organic components of the body - ANSWERS-Carbohydrates, lipids (including phospholipids),
proteins, nucleotides and nucleic acids
types of cell division - ANSWERS-mitosis and meiosis
mitosis - ANSWERS-a type of cell division that results in two daughter cells each having the
same number and kind of chromosomes as the parent nucleus, typical of ordinary tissue growth
