Types of surface epithelium
Surface epithelia cover the external and internal surfaces of the body
epitelio audiniai, Epitelio audinys, Gaubtas, Koloninis epitelis, Plokščialus epitelis, Kuboidinis epitelis, Gleivinė, keratinizuotas, ne keratinizuotas, viengubas sluoksnis, daugiasluoksnė, raupus epitelis, endotelis, absorptive surface, Keratino sluoksnis, kalius, žmogus, gyvūnas, biologija
The skin is the soft outer covering of our body, its three layers are the epidermis, the dermis and the hypodermis.
The three main types of blood vessels in the human body are the arteries, the veins, and the capillaries.
Connective tissues include loose and dense connective tissues, adipose tissue, blood, tendon and bone tissue.
This animation presents levels of biological organisation from the level of the individual organism to the level of cells.
The three types of muscle found in the human body are the smooth, the striated and the cardiac muscle.
Neurons are cells specialised for transmitting electric signals.
Human blood consists of blood cells and plasma.
Skeletal muscles form the active part of the locomotor system: they move the bones they are attached to.
This animation demonstrates the fine molecular structure and mechanism of muscles.