Important Point about Human Body
- Skin can prepare vitamin D with the help of sunlight
- Skeletal muscles are attached to bones by tendons
- Bile is stored in the gall bladder
- The epidermis of the skin contains melanocytes which give colour to the skin
- Muscles are classified into three types-skeletal, visceral and cardiac, muscles
- The human skeletal systed is divided into axial skeleton and appendicular skeleton
- The liver is the largest glandular organ in human
- Kidney is the chief excretory organ in human
- The heart is covered by pericardium
- Nephron is the structural and functional unit of the kidney
- There are 206 bones in the human body
- There are 12 pairs in ribs
- The skeletal system consists of bones, cartilages and ligaments
- Circulatory system is of two types , open blood vascular system and closed blood vascular system
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