Cells, Tissues, Organs, Organ Systems, and Organisms
LT #4 I can express that cells differentiate to form specialized cells, tissues, organs, organ systems and organisms.
Labor of Division
• Within a _____________________________ (meaning made of more than one cell, so yourself)
_________________________there is a ____________________________.
• Division of labor means that the _______________ of keeping the ___________________________ is
divided among __________________________ parts of the __________________.
• Each part has a _______________; it works in __________________ with all the other __________.
• The arrangement of ________________________ parts within a _____________________ is sometimes
referred to as ______________________________________.
Level 1: Cells
• In multicellular organisms, many _______ are __________________ to perform a ________________
function for the _______________.
• Ex: ____________ Cells, Nerve Cells, Bone Cells, Red Blood Cells, White Blood Cells, _________ Cells, Etc.
Level 2: Tissues
• Cells that are _____________ in _______________ and __________________ that work _____________ to
do a _____________________________ are called ___________________.
• Ex: Blood tissue, muscle tissue nerve tissue, bark on trees, etc.
Level 3: Organs
• An ______________ is a structure made up of ________ or ______________________ that _________
together to ___________________ a specific job.
• Ex: Heart, Stomach, Bones, Brain, Spinal Cord, Pancreas, Spleen, Tonsils, Lungs, Small Intestine, Kidneys,
Bladder, Etc.
• _____________, _____________, and ______________ are three organs found in many ______________.
Level 4: Organ Systems
• An _________________ is made up of ___________________ that _______ together to do a specific job.
• Ex: A plant’s ____________ , stems, and __________ work together to make, transport, and store _______.
System
Main Organs
Function
Protects the body and prevents water loss
Movement of the body, attached to bones
Support and protection of soft body parts
Controls mental and bodily functions
Controls homeostasis by releasing hormones
Transport of materials to and from body cells
Remove dead cells and foreign bodies from body fluids
Exchange of gases between blood and the environment
Break down food for absorption into the blood
Control of water balance and chemical makeup of blood
Level 5: Organisms
• An ____________________ is an entire _________________ that carries out all the ________ life functions.
• Organisms are made up of ___________, _____________, ____________, and ____________________.
Cells, Tissues, Organs, Organ Systems, and Organisms
• Each ___________ of organization _________________ with ____________ other _________.
• The smooth functioning of a complex organism is the result of all its _______________________________.