Dr Karan Rajan
Region: GB
Tuesday 29 September 2020 17:58:04 GMT
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Swanky :
That part about the blue light to discourage drug use is interesting!
2020-09-29 18:14:04
158
Scarlet :
I thought blood was blue but when oxygen hits it it turns red 😂😂😂😂
2020-09-29 21:25:27
15
cris :
What happens if a vein pops?
2020-09-29 19:19:04
2
Logan :
i was told it’s the oxygen
2020-09-29 18:35:29
26
101 :
I cant see my veins
2020-09-29 18:19:29
26
Chris :
Is cracking your jaw ok?
2020-09-29 17:59:43
5
Justarandomaccount :
I learn more from you than my school😂😅
2020-09-29 17:59:17
3
brxt :
Is there a way to cure colourblindness?
2020-09-29 18:16:41
21
durimariffi :
Why sometimes you hear a loud beep in your ears?
2020-09-29 21:44:58
2
oStay :
I was told blood is blue inside the body but goes red instantly as soon as it goes wit oxygen👀 like in a cut
2020-09-29 23:06:47
3
Idk :
Omg I was actually first
2020-09-29 18:00:05
3
Salem :
I have protan color blindness, should I be affected greatly by it?
2020-09-29 22:17:56
2
B.C.K :
Who else never understood anything or am I just dumb 😅
2020-09-29 18:04:15
1
gooftrooper86 :
Early AF
2020-09-29 18:01:58
2
alensafar :
and just sayinv our color of blood is blue at first but when the blood reaches oxygen/air it turns red cause blue blood has no oxygen/air but red does
2020-09-29 21:32:35
2
logan :
Yay I was right!!!!
2020-09-29 17:59:02
2
mia :
tbh I learn here more than I learn in school..
2020-09-30 14:44:22
2
Country living :
Me already know
2020-09-29 18:01:16
2
Bone :
thanks doctor
2020-09-29 18:05:03
2
dylan :
BLOOD
2020-09-29 18:01:31
1
c :
everyone in my family wears glasses except me why is that
2020-09-29 18:14:50
1
Luca Snowden :
Is it true that there are no muscles in the fingers?
2020-09-29 18:09:08
1
Harshpal Singh :
Do one about how medicine knows where to cure the pain
2020-09-29 20:45:29
2
svasquaa891 :
Hmm interesting 🧐
2020-09-29 18:01:12
1
Michail🇬🇷🏴 :
Is our blood actually blue without oxygen
2020-09-30 21:04:39
1
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