Not counting individual cells or small blood and lymph vessels, there are about a dozen major organ systems. These contain hundreds of individual structures whose functions are integrated by the nervous system.
Some major body systems and their organs :
Circulatory system: heart, aortic chamber, arteries, and veins
Digestive System: teeth, tongue, salivary glands, esophagus, stomach, liver, gallbladder, pancreas, intestines, rectum, and anus.
Endocrine system: hypothalamus, pituitary gland, pineal gland, thyroid, parathyroids, and adrenal glands
External (integumentary) structures: skin, hair and nails
External sensory structures : eyes, ears, nose, lips
Internal sensory structure : optic nerves, cochlea
Immune system: tonsils, adenoids, thymus gland, and spleen.
Lymphatic system: lymph nodes and vessels
Muscular system: muscles,ligaments,and tendons - typically 320 separate muscle pairs, 640 total
Skeletal system : bones and cartilage (206 bones in a human adult)
Nervous system: brain, spinal cord, and nerves
Reproductive system (sex organs) Female - ovaries, fallopian tubes, uterus, vagina, mammary glands. Male - testes, vas deferens, seminal vesicles, prostate gland, and penis
Respiratory system: pharynx, larynx, trachea, lungs and bronchi, and the diaphragm
Urinary system: kidneys, ureters, bladder and urethra
Vestibular system : inner ear organs, including semicircular canals, utricles, and saccules
There are over 7500 named parts of the human body.
There are 30 parts in the human eye.
more than 2 million working parts
30
the human body is divided by 3 parts they are: head,truck and limbs
If a human is paralyzed it means that the person can not feel or move the part of the body that is paralyzed. There are many different parts of the body that can be paralyzed.
172
Human Anatomy, is the class where you learn about the human body, its parts and functions
It depends on how you divide the body up - there is not good answer to this question. You might try asking "how many parts are in the human skeleton" or "how many parts are in the human digestive system" instead.Body parts of a person can be subdivided into external and internal parts. External body of a human consists of head, neck, mainbody, upper and lower arm. Internal parts includes the skeletal system, digestive system, respiratory system, reproductory system, endocrine and exocrine system, circulatory system. Coordinated functioning of both external and internal parts of a body allows normal functioning of the body.
The human body has many parts.
the human body is divided by 3 parts they are: head,truck and limbs
3
The brain. It has no nerves!
A dog has just about the same body parts as a human. Some main body parts of a dog is the head, legs, and tail.
there is 148 levers in the human body
True
An adult human has 206 bones.
You only need to know two parts, the penis and vagina
a human body sheet
17 minus the ears
If a human is paralyzed it means that the person can not feel or move the part of the body that is paralyzed. There are many different parts of the body that can be paralyzed.