Structure of Cells
A colorless, jelly-like substance in which nutrients are present
Cytoplasm
What are the four types of body tissue?
Connective Tissue, Epithelial Tissue, Muscle Tissue, Nerve Tissue,
What are the three types of muscle tissue?
Skeletal, smooth and cardiac muscles
Thus system contains the brain and spinal cord
Central Nervous System
The femur is an example of what type of bone?
Long bone
Dense, active organelle found at the center of a cell
Nucleus
What type of tissue is the protective living on cavities of the body and surfaces of the organs?
Epithelial Tissue
How many muscles are in the human body?
About 640 muscles
The afferent division and efferent division are part of this system
Peripheral Nervous System
At the distal ends of your extremities, you have 20 of these bones.
Phlanges
These are in the cell's nucleus.
Nucleolus and DNA or chromatin
What type of tissue contracts and moves the various parts of the body?
Muscle Tissue
What are the three parts of a skeleton muscle?
Origin, Belly and Insertion
The autonomic nervous system includes what 2 divisions?
Sympathetic Division and the Parasympathetic division
The axial skeleton includes which bone "conglomerates"
The head, the thoracic cage and the vertebral column
Takes in nutrients, breaks the nutrients down and creates energy for the cell
Mitochondria
What type of tissue carries messages throughout the nervous system to control and coordinate all bodily functions?
Nerve Tissues
The contracting unit of a myofibril
Sarcomere.
Action potentials depend upon a two ion system which is called a
sodium-potassium exchange pump
Networks of bone with many marrow-filled spaces surrounding the bone matrix is called
Cancellous (or trabecular) bone
Chemical energy used within cells for metabolism
ATP (Adenosine Triphosphate)
What type of tissue supports, protects and binds together other tissues of the body?
Connective Tissue
Bundles of myofibrils are called what?
Fascicles
Myelinated axons with nodes of ranvier permit a faster type of conduction called what
Saltatory conduction
A hollowed out space in the bone is called a what
Sinus