a
contraction of arteries to let out blood.
b
contraction of veins to allow blood into them
c
dilation of arteries to accommodate blood rushing through.
d
pumping action of the heart to move blood round the body.
Explanation
Correct Option
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Discussions (9)
DavidIbeh
5 years ago
pls, pulse is initiated by the contractionof the arteries there letting blood flow, which is then pumped out from the heart for circulation. please myschool correct this .
THANKS
otikpaceejay
10 years ago
i dont think so
pulse 1 - /pʌls/
noun
1. a rhythmical throbbing of the
arteries as blood is propelled
through them, typically as felt in
the wrists or neck.
ogunleweb
1 year ago
A Pulse can be defined as the expansion of the arteries due to the pressure of blood rushing through it to the heart
Another synonym for expansion is dilation so why pick A
