Homeostasis Flashcards

1
Q

the ability of the human body to stabilize internal conditions

A

homeostasis

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2
Q

the ideal value of a given variable

A

set point

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3
Q

the range in which a variable fluctuates normally as it maintains homeostasis

A

normal range

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4
Q

a sensory receptor detects a change, that information is sent to control center, control center sends information back to decrease production

A

negative feedback

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5
Q

hormones are released by what 4 tissues

A

epithelial, muscle, connective, neural

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6
Q

neurohormones effect the body on a ____ scale

A

global

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7
Q

neurotransmitters effect the body on a ___ scale

A

local

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8
Q

chemical messenger that targets cells different than itself but in the same area

A

paracrine

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9
Q

chemical messenger that effects either the same cell or the same type of cell as itself

A

autocrine

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10
Q

chemical messenger that is located on the plasma membrane of a cell and two cells must come in contact with each other

A

juxtacrine signaling

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11
Q

a sensory receptor detects a change, that information is sent to control center, the control center sends information back to area to increase production

A

positive feedback

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12
Q

a stimulus causes a response before a change in the variable

A

feedforward regulation

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13
Q

adjusting to a change that is prolonged

A

acclimation/acclimatization

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14
Q

any biological process with a 24 hour cycle–usually trained by light cycle

A

circadian rhythm

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15
Q

when gain equals loss it is a ___ balance

A

stable

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16
Q

when loss exceeds gain it is a ___ balance

A

negative

17
Q

when gain exceeds loss it is a ____ balance

A

positive