BTEC L3 Health and Social Care - Unit 3 Cells, Tissues and Organs
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A The structure and organisation of the human body
A1 How cells work
• The function and structure of cells, including membrane, nucleus, ribosomes, rough and
smooth endoplasmic reticulum, mitochondria, centrioles, lysosomes and Golgi apparatus.
A2 Characteristics of tissues
The function, structure and location of:
• epithelial – simple (cuboidal, columnar, squamous, ciliated), compound (simple,
keratinised)
• connective – blood, cartilage, bone, areolar, adipose
• muscle – striated, non-striated, cardiac
• nervous – neurones, neuroglia.
A3 The structure and function of body organs
• Location, structure and function of heart, lungs, brain, stomach, liver, pancreas,
duodenum, ileum, colon, kidneys, bladder, ovaries/testes, uterus, skin.


















