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Psychology 101 > Biology and Psychology(C2) > Flashcards

Biology and Psychology(C2) Flashcards

1
Q

Species and individuals compete for same resources in __________ ____________

A

Natural Selection

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2
Q

Stereotyped patterns of behavior that are triggered in a specific situation are ___________

A

Instincts

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3
Q

A ________ is a basic unit of heredity

A

Gene

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4
Q

______________ are structures within cell nucleus that carry genes

A

Chromosomes

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5
Q

Humans have _____ chromosomes in ___ pairs.

A

46, 23

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6
Q

DNA is the substance that forms _______________

A

chromosomes

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7
Q

The double helix of DNA are held together by ___________________

A

Nucleotides

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8
Q

Nucleotides only connect in pairs of _______ and ___________

A

A-T and C-G

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9
Q

Chromosome 23 focus on the _______

A

The Sex

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10
Q

A XY 23rd chromosome will result in a _________

A

Male

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11
Q

A XX 23 chromosome will result in a ____________

A

Female

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12
Q

______________ is an individual’s genetic makeup

A

Genotype

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13
Q

____________ is an individuals actual appearance

A

Phenotype

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14
Q

______________ genes that are always expressed as phenotypes

A

Dominant

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15
Q

_____________ genes that are expressed only when paired gene is _____________ also

A

Recessive

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16
Q

A person with Down Syndrome has ______ chromosomes 21

A

3

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17
Q

We have ________________neurons

A

one hundred billion

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18
Q

Cell body, dendrites, axons and axon terminals are all part of a ____________

A

Neuron

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19
Q

The fatty coating on Axons is called:

A

Myelin

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20
Q

_________ cells nourish and insulate neurons, direct growth of neurons and remove waste products

A

Glial

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21
Q

Neural impulse is also called:

A

The Action Potential

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22
Q

A neural impulse is an _______________ message

A

electrochemical

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23
Q

The neuron is not active during the ___________ potential

A

Resting

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24
Q

Conduction of neural impulse along the length of a neuron is called:

A

Firing

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25
Neurons must reach the threshold of ______________ to fire.
excitation
26
__________________ are chemical substances that communicate from one neuron to another
Neurotransmitters
27
______________contain neurotransmitters in the axon terminals
Synaptic vesicles
28
________________ neurons cause other neurons to fire
Excitatory
29
____________neurons prevent other neurons from firing
Inhibitory
30
_______________ is a neurotransmitter that controls pleasure, voluntary movement, learning, memory. It is related to Parkinson’s disease and Schizophrenia
Dopamine
31
___________ is a neurotransmitter associated with emotional arousal and sleep Eating disorders, alcoholism, depression, aggression, insomnia
Serotonin
32
_______________ is an excitatory neurotransmitter Accelerates heart rate, affects eating, linked to activity levels, learning and remembering Mood disorders, depression, bipolar disorder
Norepinephrine
33
___________ occur naturally within the brain and bloodstream Inhibit pain May be connected to indifference to pain Runner’s high
Endorphins
34
The parts of the nervous system are the ____________ nervous system(Brain and spinal), and the _________________ nervous system(Sensory, motor, automatic).
Central, peripheral
35
The ____________ nervous system is most active during emotional responses. Spend the body’s reserves of energy
Sympathetic
36
The ___________nervous system is most active during processes that restore body’s reserve of energy
Parasympathetic
37
What does a Electroencephalograph do?
Measures electrical activity in the brain.
38
The Medulla, Pons, and Cerebellum are part of the:
Hindbrain
39
The Medulla controls the:
heartbeat and respiration
40
The Reticular Activation System is in the:
Midbrain
41
The Reticular Activation System is essential to:
Attention, sleep and arousal
42
The Thalamus is in the;
Forebrain
43
The ________ is the relay station forsensory stimulation
Thalamus
44
The Hypothalamus is in the :
Forebrain
45
The ________________ regulates body temperature, motivation and emotion Hunger, thirst, sexual behavior, caring for offspring, aggression
Hypothalamus
46
The Limbic system is in the:
Forebrain
47
The Amygdala, hippocampus and parts of hypothalamus are all parts of the ________ system.
Limbic
48
The ________ _______ is involved in memory and emotion
Limbic system
49
49
The ______________ is responsible for thinking and language
Cerebrum
50
The Corpus Callosum connects the two ______________.
hemispheres
51
The Cerebral Cortex is is surface of the ______________.
Cerebrum
52
The Frontal, Parietal, Temporal and Occipital are what?
Lobes in the Cerebral Cortex
53
The primary function of the Occipital Lobe is:
Vision
54
The primary function of the Temporal lobe is:
Hearing and auditory
55
The primary function of the Parietal lobe is:
Somatosensory Cortex
56
The primary function of the Frontal lobe is:
Motor
57
_________ brain is more logical and intellectual.
Left
58
The ________ brain is more intuitive, creative and emotional.
right
59
The ___________ system is comprised of glands that release hormones into the bloodstream
Endocrine
60
The ____________ gland is known as the "Master Gland"
Pituitary
61
The Hypothalamus controls the ___________ glands.
Pituitary, thyroid, and adrenal
62
The ________ gland secretes Melatonin
Pineal
63
The ___________ glad produces thyroxin and affects body’s metabolism
Thyroid
64
The Adrenal glands are located above the _____________
Kidneys
65
__________ _________ increase resistance to stress promote muscle development
Cortical steroids
66
Epinephrine and norepinephrine helps ________ the ____ in threatening situations
arouse the body
67

Psychology 101 (14 decks)

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