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Circulatory system Flashcards

1
Q

What is the function of the circulatory system?

A

Carries oxygen and nutrients to the cells throughout the body and takes away carbon dioxide and waste from the cells

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2
Q

What are the three parts that the circulatory system is made up of?

A

Heart, blood, and blood vessels

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3
Q

Life expectancy of a male?

A

75 years

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4
Q

Life expectancy of a female?

A

80 years

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5
Q

What is the size of your heart?

A

Fist

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6
Q

How many pounds dose your heart weigh?

A

1 pound

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7
Q

Your heart is made up of a specialized muscle tissue which is called ___________?

A

Myocardium

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8
Q

_________ is a thin membrane that protects the heart?

A

Pericarduim

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9
Q

What also protects your heart?

A

The ribs and sternum

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10
Q

How many times dose the heart beat in a day?

A

100,000 times

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11
Q

How many times dose your heart beat in a life time?

A

2.5 billion times

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12
Q

How many gallons of blood dose your heart pump in a lifetime?

A

100 million gallons

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13
Q

Your heart is divide into _______?

A

Halves

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14
Q

Each half is dived into the ______ and ______ chambers?

A

Upper and Lower

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15
Q

The upper chamber is called the _____?

A

Atrium

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16
Q

The atrium _______ blood from the rest of the body?

A

Receives

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17
Q

The lower chamber is called the ________?

A

Ventricle

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18
Q

The Ventricle ____ blood to the rest of the body?

A

Pumps

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19
Q

Where is the heart located?

A

The middle of your chest tilted to the left

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20
Q

Does blood die, if so where?

A

Yes, it goes to the liver

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21
Q

What bone makes blood?

A

Marrow

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22
Q

What percent of blood is solid?

A

45%

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23
Q

What percent of blood is liquid?

A

55%

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24
Q

What are the solid materials in blood called?

A

Red blood cells, White blood cells, and Platelets

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25
What do the Platelets do to the blood?
Form clots
26
The liquid materials in blood are called _______?
Plasma
27
Each heartbeat blood is ______ _______from the heart through blood vessels called __________?
Pushed away and Arteries
28
Arteries branch into thinner, smaller tubes called _________?
Arterioles
29
Arterioles lead into the smallest blood vessels in the body called _________?
Capillaries
30
Describe the Capillaries?
They are one-cell layer thick/they are very thin
31
Oxygen and nutrients as well as waste products are exchanged through the ___________?
Capillary wall
32
Capillaries connect _____ with ______?
Arteries with veins
33
______ are blood vessels that take blood back to the heart?
Veins
34
What is the pulmonary circulation?
The circulation of the blood between the heart and lungs
35
The largest artery in your body is _______?
Aorta
36
Where is the aorta loacted?
Heart
37
What is the Aorta function?
Pump blood to the rest of the body
38
_____ and _______ as well as _______are exchanged through the capillary walls
Oxygen, nutrients, waste products
39
What is the pulse?
The surge of blood through an artery
40
What is the pulse rate between adults?
60-100 beats per minute
41
What is the pulse rate between children?
80-100
42
Why do children have a higher pulse rate?
They are more active
43
What is blood pressure?
The pressure of blood against the arterial wall
44
What is the tool that measures the blood pressure?
Sphygmomanometer
45
What measures the peak pressure as the bentrice is contradicting?
Systolic pressure
46
What measures the pressure when the heart is relaxed?
Diastolic pressure
47
What is normal blood pressure?
120/80
48
What is low blood pressure?
90/60
49
What is high blood pressure?
140/90
50
What is high blood pressure called?
Hypertension
51
What is low blood pressure called?
Hypotension
52
Describe Plasma?
Yellowish liquid made up of water and proteins
53
What does the Plasma serve as?
The body's transport system
54
What percent of our body is Red Blood Cells?
90%
55
What do Red Blood Cell carry?
Oxygen and Nutrients
56
In one drop of blood there are how many million red blood cells?
250 million
57
How long does the body take to produce new red blood cells?
One week
58
How long do red blood cells last?
120 or 4 months
59
What rate do red blood cells die?
8 million per second
60
What percent of you body weight is blood?
7%
61
What do white blood cells fight?
Infection
62
What do white blood cells produce?
Antibodies
63
For every ________ red blood cells, we have 1 per 2 white blood cell
1,000
64
How many chambers are in the heart?
4 chambers
65
When do your white blood cells increase?
When your body is fighting infection
66
If you have more white blood cells then red blood cells you have __________?
Leukocytosis
67
Describe platelets?
Long thin disks which contain anexeye that helps the blood clot
68
How long does it take for the blood to clot after injury or nose bleed?
6 to 10 minutes
69
What percentage of people are O blood type?
46%
70
What can O blood type of people can give blood to?
O,A,B,AB (ALL)
71
What can O blood people receive blood from?
O
72
What are O people called?
Universal donors
73
What percentage of people are A?
42%
74
What can A blood type of people give blood to?
A and AB
75
Who can A people receive blood from?
O and A
76
What percentage of people are B?
8%
77
What can B blood type of people give blood to?
B and AB
78
What can B blood people receive blood from?
O and B
79
What percentage of people are AB?
4%
80
What can AB blood type people give blood to?
AB
81
Who can AB blood type people receive blood from?
O,A,B,AB (ALL)
82
What are AB type people called?
Universal receivers
83
__________ is a type of protein found on 85% of all people
RH factor
84
______________ a red protein gives red blood cells there color
Hlemoglolboin
85
What is the number one killer of all men and women?
Cardiovascular disease (CVD)
86
What disease is present at birth?
Congenital heart defects
87
________ is abnormal sounds that are made as blood flows through the heart?
Heart Murmur
88
What is anemia?
Lack of iron
89
What is Leukemia called?
Cancer of the blood
90
What are the 4 values
Mitral, aortic, pulmonary, and tricuspid.
91
What are arrhythmias?
Irregular heartbeats
92
What is lack of blood supply of the heart ?
Heart attack
93
What is lack of blood supply of the brain?
Stroke
94
From the right atrium what valve does the blue blood go into?
Tricuspid valve
95
Tricuspid valve goes through the right ventricle and into what valve?
Pulmonary valve
96
The pulmonary valve blood goes through the pulmonary artery into the left lung to what vein into what atrium?
Pulmonary vein into the left atrium
97
Blood turns red in what vein?
Pulmonary vein
98
Red blood goes through the left atrium through what valve?
Mitral valve
99
Blood from the mitral valve goes through what ventricle into what valve?
Left, Aortic valve
100
After going through the aortic valve it goes through the largest artery in the body called?
Aorta

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