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Human Body Systems Review Flashcards | StudBud
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Human Body Systems Review
Human Body Systems Review
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#biology #human #body #structures #functions
Flashcards
48 cards
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Questions
48
Answers
1
Thyroid and adrenal glands
immune
endocrine
excretory
circulatory
2
There are ___________ miles in blood vessels in every human.
5,000
60,000
10,000
100,000
3
Regulate body functions
skeletal
endocrine
excretory
reproductive
4
White blood cells
Immune
Nervous
Endocrine
Excretory
5
How much body heat can be lost through the head?
10-20%
60-75%
90-100%
40-50%
6
Produce offspring
skeletal
reproductive
nervous
circulatory
7
sperm and ovum
immune
digestive
reproductive
nervous
8
The human body has enough fat to produce ____ bars of soap.
25
7
4
1
9
What percentage of the body's oxygen does the brain use?
50%
35%
100%
25%
10
The smallest bone in the body is located in the
leg
knee
ear
arm
11
The average person has __________ hairs on his/her head.
20,000
100,000
1000
10
12
Movement
excretory
muscular
nervous
endocrine
13
The average human produces a quart of saliva a day.
True
False
14
Eliminate wastes and maintain water balance
immune
circulatory
excretory
endocrine
15
How much force can human jaw muscles generate on the molars?
5 pounds
100 pounds
200 pounds
9,000 pounds
16
About how many times do we blink everyday?
1000
30,000
2500
17,000
17
Our eyes are ALWAYS the same size from birth, but our nose and ears NEVER stop growing.
False
True
18
Everyone has the same tongue print.
True
False
19
Only humans sleep on their backs.
False
True
20
How many blood cells are produced and destroyed in the human body every second?
15 million
1500
15,000
15 billion
21
Transport blood and other substances throughout the body
excretory
digestive
circulatory
integumentary
22
Which is more: the # of living organisms on human skin or the # of humans on earth?
earth
human skin
23
How many minutes does it take the average person to fall asleep?
3
7
20
30
24
Lungs
Respiratory
Excretory
Nervous
Circulatory
25
The human brain is ________ water.
20%
80%
100%
50%
26
Heart, arteries, veins, aorta
endocrine
circulatory
reproductive
digestive
27
Support, protection, and movement
excretory
skeletal
endocrine
nervous
28
Brain and spinal cord
nervous
muscular
digestive
integumentary
29
Which cells in the body live the longest?
brain cells
heart cells
finger cells
lung cells
30
It's possible to sneeze with your eyes open.
True
False
31
Protection, regulate body temperature
integumentary
circulatory
nervous
skeletal
32
Absorb food
excretory
respiratory
nervous
digestive
33
Coordinate and control movement, process sensory information
muscular
nervous
integumentary
skeletal
34
Liver, gallbladder, small intestine, appendix, anus, large intestine, pancreas, stomach
immune
digestive
respiratory
circulatory
35
How many dead skin cells fall from your body every minute?
30,000-40,000
1,000-2,000
100-200
300-400
36
How many times per year does the human eye blink?
1000
50,000
1,000,000
4,200,000
37
Skin, hair, and nails
nervous
respiratory
skeletal
integumentary
38
There are ___________ bones in the adult human body.
300
206
150
25
39
Protect against disease
digestive
nervous
excretory
immune
40
Exchange gases between blood and air
digestive
circulatory
excretory
respiratory
41
As an adult, you have about ______ feet of skin on your body.
50
5
10
20
42
Bones
Muscular
Skeletal
Reproductive
Integumentary
43
In your lifetime, you will shed about _____ pounds of skin.
15
100
75
40
44
The longest cells in the human body are the
white blood cells
body cells
red blood cells
motor neurons
45
If your mouth was completely dry, you would not be able to distinguish the taste of anything.
True
False
46
Bladder, vein, ureter, kidney
immune
excretory
digestive
endocrine
47
How long does it approximately take food to entirely digest?
12 hours
30 minutes
3 hours
2 minutes
48
Muscles
nervous
reproductive
endocrine
muscular
