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BIOL 201 > lec 37 > Flashcards

lec 37 Flashcards

1
Q

Plants make toxins to

A

Kill insect herbivores

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2
Q

Decreasing protein activity is done by a

A

Protease

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3
Q

Increasing enzyme activity

A

Activator

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4
Q

Decreasing enzyme activity

A

Competitive inhibitor

Noncompetitive inhibitor

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5
Q

Increasing receptor activity

A

Agonist

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6
Q

Decreasing receptor activity

A

Antagonist

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7
Q

Nicotine

A

Toxin made by tobacco

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8
Q

Target 1 of nicotine

A

AChRs (acetylcholine receptor)

Results in euphoria and good feelings in the brain

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9
Q

Target 2 of nicotine

A

AChRs and adrenal gland cells

Nicotine increases the activity of these receptors

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10
Q

Caffeine target 1

A

PDE in adrenaline pathway

Caffeine is a competitive inhibitor to PDE

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11
Q

Caffeine target 2

A

Adenosine

Antagonist to adenosine receptors

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12
Q

Adenosine

A

Tells the brain that it is tired after it has accumulated throughout the day

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13
Q

Morphine made by

A

Opium poppies

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14
Q

Target of morphine

A

Opioid receptors which is meant to Cause euphoria and decrease pain

Morphine adds to this receptor

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15
Q

Heroin

A

Synthetic derivative of morphine that is dangerous

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16
Q

Codeine

A

Gets converted to morphine by the liver

slow acting analgesic

17
Q

Analgesic

A

Adds to opioid receptor

18
Q

Fentanyl

A

Extremely fast acting analgesic

Can be fatal

19
Q

Naloxone is a

A

antagonist to morphine

20
Q

Cannabinoids are found in

A

Cannabis

21
Q

Cannabis is grown to either make

A

Hemp (for clothes)

Marijuana ( for THC which is a drug)

22
Q

Bill C-45

A

Cannabis is now legal

23
Q

Target of Cannabinoids

A

Cannabinoid receptor

Membrane protein

Is supposed to produce a reward for exercising

24
Q

Cannabinoid types

A

THC and CBD

25
Q

THC

A

Adds to cannabinoid receptor (strong agonist)

26
Q

CBD

A

Weak antagonist to cannabinoid receptor

27
Q

THC—>CBD leads to

A

Intoxication

28
Q

CBD is used for

A

Health (kinda)

29
Q

Medical use of cannabinoids

A

Sativex (1:1 THC to CBD)

Treats multiple sclerosis which attacks myelin

30
Q

Negative impacts of cannabinoids

A

Cannabis users have a higher tolerance to sedation

BIOL 201 (44 decks)

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