Cells, Tissues, Organs And Systems Flashcards
What is an organism
A ‘living thing’ that can do life processes such as move, reproduce, respire etc
What is the word to say organisms need to carry out life processes
Nutrition
What are the human organs
Heart, stomach, intestines, lungs and liver
What is the body’s biggest organ
Skin
What is the process called where plants make their own food?
Photosynthesis
What does photosynthesis need
Water and carbon dioxide
What is the hearts function
To pump blood around the body
What does the fat tissue and the muscle tissue do?
Fat tissue= protects the heart
Muscle tissue= pumps blood around body
What does the xylem tissue do?
Carries water
What is a cell
Basic units from which all tissues and living things are made
What is a tissue made of
A group of cells working together
What is the function of the nucleus?
Controls the cell
What is the function of the cell surface membrane?
Keeps the cell together and controls what enters and leaves the cell
What is the function of the cytoplasm?
Watery jelly, where most activity happens including respiration which happens in the mitochondria
Name three tissues found in the heart
Muscle tissue, fat tissue, nerve tissue