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PLANT MORPHOLOGY > SECRETORY STRUCTURES > Flashcards

SECRETORY STRUCTURES Flashcards

1
Q

release of substances that have a special physiologic function

A

secretion

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2
Q

separation of products eliminated from metabolism

A

excretion

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3
Q

structure of secretory cells

A

dense protoplast
large nucleus

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4
Q

contain anti-herbivore secretion

A

trichomes

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5
Q

mechanisms for the plant to get rid of excess salt absorbed from environment

A

salt gland

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6
Q

may occur on flowers or vegetative parts

A

nectaries

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7
Q

scent of the flowers produced by essential oils

A

osmophores

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8
Q

a structure that discharge water from the interior of the leaf to the surface

A

hydathodes

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9
Q

exudation of water droplets

A

gutation

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10
Q

crystal-containing cells may die after deposition of crystal

A

secretory cells

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11
Q

in the form of spaces or cavities formed by schizogeny, lysigeny, or both

A

secretory spaces

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12
Q

derived from the word latex meaning juice in Latin

A

laticifers

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13
Q

derived from a single cell

A

simple laticifer

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14
Q

derived from union of cells

A

compound laticifer

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15
Q

compound in origin consists chain of cells

A

articulated laticifer

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16
Q

compound tubes not connected with each other laterally

A

articulated nonanastomosing

17
Q

cell chains connected with each other laterally

A

articulated anastomosing

18
Q

simple in origin

A

nonarticulated laticifer

19
Q

develop more or less straight tubes

A

nonarticulated unbranched

20
Q

each cell forms branch repeatedly forming an immense system of tubes

A

nonarticulated branched

21
Q

specialized epidermal cells which do not have a cuticle on the outside and are not connected directly with vascular strand directly

A

active hydathodes

22
Q

comprises loosely arranged, colorless, and parenchymatous cells known as epithem

A

passive hydathode

PLANT MORPHOLOGY (4 decks)

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