Molecules
Two or more atoms owned joined together, forming a small particle.
Organelles
Small structure in a cell with a special function
Cells
Building blocks of all living things, anything living has them.
Tissues
Groups of cells performing the same function.
Systems
Group of organs working together
Cellular respiration
Oxygen that movies energy in the glucose throughout the body.
Respiratory system
Body system involving lungs.
Circulatory system
Body system circulating oxygen in blood to all the cells in the body.
Blood cells
types of blood cells including red and white blood cells.
Blood vessels
The veins, arteries and capillaries through which the blood flows around the body.
Heart
Control centre of body keeping us alive pumping blood throughout the body.
Arteries
Hollow tubes carrying blood to body parts
Capillaries
Tubes carrying blood to body cells.
Veins
Blood vessel that carry blood back to heart.
Digestive system
Helps supply food to the body as nutrients.
Excretory system
Removes waste from body
Musculoskeletal system
Responsive for movement and muscle
Reproductive system
Body system involving reproductive organs.
Nervous system
The system of nerves where body messages are sent.
Endocrine system
Body system producing hormones
Erythrocotes
Red blood cells
Leucocytes
White blood cells
Plasma
Yellow liquid part of blood containing water, minerals, food and wastes from the cells
Erythrocotes
Red blood cells
Leucocytes
White blood cells
Plasma
Yellow liquid part of blood containing water, minerals, food and wastes from the cells
Erythrocotes
Red blood cells
Leucocytes
White blood cells
Plasma
Yellow liquid part of blood containing water, minerals, food and wastes from the cells
Varicose veins
Expanded blood vessels close to the skin. Usually in legs preventing blood going backwards.
Haemoglobin
Red pigment in blood cells that carries oxygen.
Oxyhemoglobin
Haemoglobin with oxygen molecules attached.
White blood cells
Cells that fight bacteria as part of the immune system.
Platelets
Small bodies involved in blood clotting. There are responsible for healing by clouding together around a wound.
Circulatory system
Body system that circulates oxygen in blood to all the cells of the body, consisting of the heart, blood vessels and blood.
Excretion
Removal of waste from body
Skin
External covering of body
Lungs
An organ for breathing air, gas exchange occurs in the lungs.
Kidneys
Organ that removes filter the blood, removing urea and other wastes.
Nephrons
The filtration and excretory units of the kidney.
Ureters
Tubes from each kidney that carry urine to the bladder
Bladder
Sac that stores urine.
Bowman’s capsule
A cup like structure at one end of a nephron within the kidney, surrounding the glomerulus, it serves as a waste removing filter and excess water.
Glomerulus
A cluster of capillaries in the kidney that acts as a filter to remove wastes and excess water.
Haemodialysis
The process of passing blood through a machine to remove wastes
Skeletal system
System Consisting of bones and joints
Skeletal muscle system
System that has Voluntary or striated muscle