functions of muscles
muscles help our body
move
____ muscles help you move, and are attached to your bones
skeletal
muscles work in
pairs
what two muscles make up the upper arm
biceps/triceps
when one muscles pulls the other muscle pulls harder
false
Muscles round up the body by
giving it shape
your muscles need ___ to grow and be healthy
protein
when a muscle is shorter, fatter, and harder it's
contracted
these muscles protect your stomach and other important organs
abdominal
there are over 650 muscles in your body
bones and muscles protect our
organs/bones
_____ muscles work automatically, and are found in the organs
smooth
when one muscle contracts, the other muscle
relaxes
when doing squats in the gym, what muscles do you exercise
hamstrings
eating junk food helps make muscles stronger
false
when one muscles pulls, the other muscle
pushes
____ muscles is the hardest working muscle, and found in heart
cardiac
if your bicep contracts your ___ relaxes
triceps
what muscle pumps blood throughout the body providing oxygen to organs/muscles
heart
it takes many years to build strong and healthy muscles
true
muscles ______ the bones in the body and keep you standing
support
the stomach is made of ____ muscle
smooth
which muscle closes your arm
biceps
where are the smallest muscles located in the body
eyelids
cramps in your muscles are due to a build up of lactic acid
true