Muscles and Nervous Tissue

Nervous Tissue Description and Function

Description: cells with cytoplasmic extensions.

Function: sensory reception; release of neurotransmitters and conduction of electrical impulses.

Nervous Tissue Location

brain, spinal cord, peripheral nerves.

Skeletal Muscle Description + Function

Description: long, thread-like cells; striated, many nuclei.

Function: voluntary movement of skeletal parts.

Skeletal Muscle Location

 muscles usually attached to bones.

Smooth Muscle Description and Function

Description: shorter cells, single central nucleus.

Function: involuntary movement of internal organs.

Smooth Muscle Location

walls of hollow, internal organs.

Cardiac Muscle Description and Function

Description: branched cells, striated, single nuclei.

Function: involuntary heart movement.

Cardiac Muscle Location

 heart muscle.