Anatomy of human body

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Electrical impulse in the heart has
-Sino-atrial node(SA node)
-Atrioventricular node (AV node)
-Atrioventricular bundle (AV bundle or bundle of His) branches to Purkinje fibres.

There are four parts of Aorta.
-Ascending aorta
-Aortic arch
-Descending aorta
-Abdominal aorta.
Origin=Left ventricle.
Terminaition=Common iliac artery.
Source picture=Atlas of human anatomy

Skeletal system is composed by joint ,cartilage and bone.It has 206 bones.
It has two parties
Appendicular skeleton(126).
Axial skeleton(80).
+Axial skeletone
Facial bone 14
Cranium 8
Ear bone 3×2=6
Hyoide bone 1
Sternum 1
Rib 12×2=24
Vertebra 26
+Appendicular skeleton
Scapula 1×2=2
Clavical 1×2=2
Coxal bone 1×2=2
Upper limb 60
Lower limb 60
+Function of skeletal system

Supports the body by providing a framework for the body.

Protects the internal organs. Example: The rib cage protects the heart and lungs.

Stores minerals needed by various systems in the body. Examples: Calcium and phosphorus.

Makes blood cells in the bone marrow.

Tell the reason,why you go to study the medical subject?😆😆😆

There are 11 system in our body.There are
1.Cardiovascular system
2.Respiratory system
3.Skeletal system
4.Muscular system
5.Digestive system
6.Endocrine system
7.Immune system
8.Reproductive system
9.Excretory system
10.Integumentary system
11.Nervous system

Heart is the one compoment of cardovascular system.It has four chamber.There are left atrium,right atrium,left ventricle and right ventricle.It has four valves.There are Tricuspid valve ,bicuspid valve or we can call mitral valve,aortic valve and pulmonic valve.

Anatomy of human body is the page that provide the general knowledge of system in our body.