it is both
The human heart can be considered either a muscle or an organ depending on what you are studying or what field of work you research for. i watched this recently on the health and fitness channel, the heart is a big muscle.
your heart is considered a muscle
Nope. The human heart is a muscle not an organ.
No. The heart is a muscle.
Heart , Uterus
muscle,organ,pump
The heart.
The Heart
The heart is the only organ containing cardiac muscle
The heart is a organ-muscle that is about the same size of your fist.
it is the heart
heart