Final Exam Flashcards
exam
secrete products onto epithelial surface
exocrine glands
secrete products directly into body fluids
endocrine glands
operates within a cell
intracrines
released into intracellular matrix, influence nearby cells
paracrines
released into circulation to influence nearby cells
endocrines
influence the behavior of other organisms; pheromones and allomones
semiochemicals
made up of amino acid chains; water-soluble, cannot pass through lipid membranes
peptide/protein hormones
derived from lipid compounds; can pass through lipid membranes
steroid hormones
filter small particles out of water column
suspension-feeding
open mouth, suck in food
suction-feeding
open mouth, swim over food
ram-feeding
compares movement of food relative to movement of feeder
ram-suction index
inertia of food is used to move in oral cavity
inertial-feeding
movement of food within the oral cavity by water currents or tongue
transport
physical reduction of food size by chewing
mastication
hardest substance in vertebrate bodies, more than 95% inorganic matter
enamel
softer than enamel, harder than cement
dentine
multiple generations of tooth replacements
polyphyodont
two sets of teeth; milk and permanent
diphyodont
a single set of teeth
monophyodont
teeth of similar shape along the jaw
homodont
teeth of different shape along the jaw
heterdont
individual teeth are fused at bases or fusion of individual teeth during otogeny
toothplate
plesiomorphic condition in opossums and insectivores where molars interlock
tribosphenic molars
low-crowned condition in omnivores
bunodont molars
