muscle tissue
Generally speaking, the heart is mostly made of muscle tissue and blood vessels.
Muscle tissue
skeletal muscle
The heart is made up of muscle tissue (cardiac muscle). The muscle tissue contracts to pump blood.
smooth muscle cell tissue
tissue
Muscle is an organ! An organ is made up of a group of tissue and muscle is made up of a group of tissue! So muscle is an organ sure! Just me!
Though sometimes, some people refer to the brain as a muscle, it really is not a muscle. It is made of completely different types of tissues than a muscle. There are four kinds of tissues in the body; connective tissue, epithelial tissue, muscle tissue, and nervous tissue. The brain is made entirely of nervous tissue and contains no muscle tissue what-so-ever.
nerve cells make nervous tissue and muscle tissue is made up of muscle cells
Fat is adipose tissue which is a connective tissue.
yes
The heart IS a muscle.