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biology 1 pre AP > body systems, stem, homeostasis test 3 > Flashcards

body systems, stem, homeostasis test 3 Flashcards

1
Q

what is a stem cell

A

an undiffreintiated cell that can become specialized

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2
Q

what is a stem cell niche

A

an environment around the stem cell that protects it, grows it and keeps it form diffrenciating

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3
Q

what happens if a niche doesn’t function properly

A

the stem cell either dies or diffrentiates

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4
Q

what can a brain stem cell niche become

A

neurons or glial cells

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5
Q

what is a main place stem cells are fund

A

bone marrow

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6
Q

what cells come from the bone marrow

A

white blood cells, red blood cells, platelets

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7
Q

what cells come form a hair follicle cell niche

A

hair follicle cell, skin cell, oil gland cell,

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8
Q

what are embryonic stem cells

A

stem cells formed as a normal part of embryonic developpment

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9
Q

what cells can be made from embryonic stem cells

A

any body cell

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10
Q

how are IPS cells made

A

artificially by reprogramming a patients own cells

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11
Q

therapeutic cloning

A

transferring the nucleus (DNA) from a body cell to an unfertilized egg

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12
Q

what is cell diffrientation

A

a stem cell becoming specialized

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13
Q

what are the 11 body systems

A

respiratory, reproductive, nervous, circulatory/cardiovascular, excretory, integumentary, endocrine, muscular, skeletal, immune, digestive

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14
Q

function of the respiratory system

A

inhale oxygen and get rid of CO2

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15
Q

what pumps air in respiratory system

A

the lungs

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16
Q

main organs of the respiratory system

A

trachea, mouth, lungs, nose

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17
Q

function of the reproductive system

A

to produce gametes, fertiliztion and carrying child until childbirth

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18
Q

main female reproductive organs

A

cervix, uterus, fallopian tubes, ovaries

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19
Q

main male reproductive organs

A

testes, penis, scrotum

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20
Q

what systems need to work together so that the mother can carry her child

A

reprodctive and endocrine

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21
Q

what is the function of the nervous system

A

to send and receive signals from the brain .

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22
Q

main components of the nervous system

A

neurons, spinal cord, hypothalamus, brain

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23
Q

function of the circulatory/ cardiovascular system

A

pump blood to transport oxygen, gases, hormones and heat round the body

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24
Q

main parts of circulatory/cardiovascular system

A

heart, blood vessels

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25
what is the function of the excretory system
filtration and eliminatig LIQUID waste
26
does the excretory system eliminte solid waset
no thats digestive system
27
most important organ in the excretory system
kidneys
28
major structure in excretory system
bladder, urethra, kidneys
29
what is the function the integumentary
to protect the internal orgnas, and be a line of defense against infection
30
3 things that make up integumentary system
hair, skin, nail
31
what other important thing does the integumentary system do
warm and cool body
32
function of endocrine system
chemical communication throuogh hormones .
33
what major things does the endocrine system control ad regulate
body temp, metabolism, development, reproduction, other organ systems
34
main structure of the endocrine system
hypothalamus, pituary gland, pancreas, pineal gland, adrenal glands, thyroid, parathyroid, testes, ovaries
35
2 structure of endocrine system also in other systems
the hypothalamus in nervous, the pancreas in digestive
36
what is the function of the muscular system
allow movement of the body
37
what are the three main types of muscle tissue
smooth, cardiac, skeltal
38
what is the function of the skeltal system
shape structure, and protect organs
39
what do platelets do
stop bleeding by clotting
40
what is the function of the immune system
to defend against pathogens or diseases
41
what are the main parts of the immune system
white blood cells, skin .
42
what is the function of the digestive system
break down food for ATP, absorb nutrients and eliminate solid waste
43
main parts of the digestive system
moith, esophagus, stomach, liver, small and large intestine, anus, pancreas
44
which body systems are your line of defense against disease
integumentary and immune
45
which body systems help you react to a threat or scare .
endocrine, nervous, muscular
46
which body systems maintain body heat and temp
endocrine, nervous, integumentary
47
what systems heal you after a cut
integumentary , immune
48
two types of plants
vascular and non-vascular
49
non-vascular mean
no stem
50
vascular means
yes stem
51
how do seedless vascular plants reproduce
spores
52
what are gymnosperms
plants that produce sexually with cones
53
what are angiosperms
plants that reproduce witha flower and fruit
54
what is the function of the stem
to support plant and transport materials
55
what human system is the stem liek
circulatory
56
what does the xylem do?
transport water and minerals
57
what does pholoem do
transport sugar
58
what is the function of roots inplants
store food, anchor plant, supply and absorb wate rand minerals
59
what human is system are roots like
digestive system
60
what is the funtion of the leaf .
photosynthesis
61
what is the reproductive system of angiosperm plants
the flower
62
what is he function of the petals
to attract birds, insects for pollination
63
what is the male angiosperm reproductive organ
the stamen
64
what are the parts of the stamen
filament- stem,,, and the anther- the top part where pollen is
65
what is the female plant reproductive organ
the pistil
66
parts o the pistil
stigma- the top part, style- the tube, ovary at the bottom
67
what is inside ovary
ovule
68
what does ovary become when fertilzed
a fruit
69
what is a negative feedback loop
trying to keep a target poit constant
70
whihc type of loop helps maintain homeostais
negative
71
examples of negative feedback loops
body temp, glucose levels
72
what happens when glucose levels get too high
insulin
73
what happens when glucose levels get too low
glucagon
74
what is a positive feedback loop
intensifying, accumilating or accelerating something
75
examples of postive feedback loops
fruit ripening, childbirth

biology 1 pre AP (10 decks)

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