MRS GREN

M Movement

R Respiration

S Sensitivity

G Growth

R  Reproduction

E Excretion

N  Nutrition

Movement- the action of muscles pulling on our skeletal system results in this.

Respiration- this involves a reaction between oxygen.

Sensitivity-  this affects our senses on feeling pain and hot surfaces

Growth-  this is how our bodies

Reproduction- this is the system of making more of the same spices

Excretion- this is the process of moving of waste from the body

Nutrition- this involves taking the materials into the body to provide energy