difference between cells, tissue, organs and organ systems

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1)      What is the difference between cells, tissue, organs and organ systems? How does this play into more complex life like higher animal life? Name at least 3 organ systems that humans have and why they are important. Pick one of those organ systems and describe how it works. Give me the different organs and say what each organ does and how it helps keep a human alive.

2)      What are the 3 different types of blood cells that exist? What do each of these cells do for the body? What is hemophilia caused by and why is it dangerous? What is lupus and what does it have to do with the blood? What is blood type? Name the different types of blood and how it works? Which type of blood is a universal donor? Which type of blood is a universal recipient? Why is it important to know the blood type when doing a blood transfusion? Who can a person with B- blood give blood to? Who can a person with O+ blood receive from?

What is the difference between cells, tissue, organs and organ systems? How does this play into more complex life like higher animal life? Name at least 3 organ systems that humans have and why they are important

Introduction

In this post, we will look at the difference between cells, tissue and organs. We will also discuss how these different types of cells work together to make up different parts of our bodies.

Cells

Cells are the most basic unit of life. They are the smallest unit that can function independently, and they are made up of a cell membrane, which surrounds the cell and contains all vital substances inside. Cells also contain a nucleus (the organelle responsible for storing DNA), cytoplasm (which is where most processes occur) and ribosomes (which produce proteins). The three major types of cells are epithelial cells, muscle cells and nerve cells. Epithelial tissue lines organs such as skin or lungs while muscle tissue contracts when you move your body; nerve impulses carry messages between sensory receptors on your skin or in your ears so you know if someone has tapped on your shoulder or if something has gone wrong with those shoes!

Tissue

Tissue is a collection of cells that work together to perform a specific function. For example, in your body, tissues are the building blocks of organs (such as your heart or brain). To help you understand what tissue type means and why it matters, let’s take a look at some examples:

• Muscle tissue is made up of muscle cells that contract when stimulated by nerves. This contraction causes movement and affects how your heart beats; therefore, it’s essential for life!
• Blood vessels carry blood throughout your body through thin tubes called capillaries; this keeps all those things going smoothly!

Organs

An organ is a collection of different types of cells that work together to perform a specific function. For example, your heart is an organ because it’s made up of many different types of cells that all work together to pump blood throughout your body.

There are many different organs in humans:

• The brain consists mainly of neurons (nerve cells), which connect with each other through synapses (connections between nerve cells). These connections can be weak or strong depending on how much overlap there is at the synapse itself; this makes it possible for information to be transmitted quickly across those connections—but only if there isn’t too much interference from other signals passing through them as well!
• The liver contains thousands upon thousands of tiny sacs called vesicles containing bile salts and bilirubin pigments produced by red blood cells during digestion; these substances help break down food into nutrients before being absorbed by other parts within your body!

Organ Systems

Organ systems are groups of organs that work together to perform a specific function. The human body has several organ systems, including the digestive system, respiratory system and nervous system.

These organ systems work together to keep us healthy:

• The digestive tract breaks down food into nutrients that can be absorbed by our bodies; if this process isn’t working properly (for example if there are too many bacteria in your gut), it could cause serious health problems like diarrhea or constipation.
• Respiration is how oxygen is taken into the lungs so we can breathe out carbon dioxide—a waste product produced by metabolism—and take in more oxygen than carbon dioxide was produced during respiration (which helps prevent CO2 buildup).
• Nervous tissue controls movement throughout your body; when this works properly you don’t have any pain or discomfort but if it doesn’t work well then what happens next?

We are made up of many different types of cells which work together to make up different parts of our bodies.

Cells are the smallest living things in our bodies. They are made up of molecules that make up a cell membrane, which protects them from outside forces and gives them their shape. Cells also contain DNA (deoxyribonucleic acid), which contains genetic information stored inside the nucleus of a cell.

Tissue is made up of groups of cells called organs or tissues that work together to keep your body functioning smoothly. Tissues include skin, muscles, blood vessels, internal organs like liver and heart and skin layers such as epidermis (outer layer) or sweat glands beneath hair follicles on top of scalp where sweat glands release sweat containing salty liquids during exercise activity so it can be absorbed into bloodstream through pores before evaporating again into air by heat generated by movement caused by exercise activity.”

Conclusion

In this post we talked about the difference between cells, tissue and organs. We also explained how cells work together to make up different parts of our bodies such as skin, blood cells or even hair!