Final Exam

Question 1

secrete products onto epithelial surface

Answer 1

exocrine glands

Question 2

secrete products directly into body fluids

Answer 2

endocrine glands

Question 3

operates within a cell

Answer 3

intracrines

Question 4

released into intracellular matrix, influence nearby cells

Answer 4

paracrines

Question 5

released into circulation to influence nearby cells

Answer 5

endocrines

Question 6

influence the behavior of other organisms; pheromones and allomones

Answer 6

semiochemicals

Question 7

made up of amino acid chains; water-soluble, cannot pass through lipid membranes

Answer 7

peptide/protein hormones

Question 8

derived from lipid compounds; can pass through lipid membranes

Answer 8

steroid hormones

Question 9

filter small particles out of water column

Answer 9

suspension-feeding

Question 10

open mouth, suck in food

Answer 10

suction-feeding

Question 11

open mouth, swim over food

Answer 11

ram-feeding

Question 12

compares movement of food relative to movement of feeder

Answer 12

ram-suction index

Question 13

inertia of food is used to move in oral cavity

Answer 13

inertial-feeding

Question 14

movement of food within the oral cavity by water currents or tongue

Answer 14

transport

Question 15

physical reduction of food size by chewing

Answer 15

mastication

Question 16

hardest substance in vertebrate bodies, more than 95% inorganic matter

Answer 16

enamel

Question 17

softer than enamel, harder than cement

Answer 17

dentine

Question 18

multiple generations of tooth replacements

Answer 18

polyphyodont

Question 19

two sets of teeth; milk and permanent

Answer 19

diphyodont

Question 20

a single set of teeth

Answer 20

monophyodont

Question 21

teeth of similar shape along the jaw

Answer 21

homodont

Question 22

teeth of different shape along the jaw

Answer 22

heterdont

Question 23

individual teeth are fused at bases or fusion of individual teeth during otogeny

Answer 23

toothplate

Question 24

plesiomorphic condition in opossums and insectivores where molars interlock

Answer 24

tribosphenic molars

Question 25

low-crowned condition in omnivores

Answer 25

bunodont molars