Fill in the blanks to complete some interesting facts about the
human brain.
1. Different parts of the
control different activities of the
human body.
Answers
Answer:
Different parts of the brain control different activities of human body.
Explanation:
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Answer:
interesting facts about the
human brain.
- Sixty percent of the human brain is made of fat.
- Your brain isn't fully formed until age 25.
- Your brain’s storage capacity is considered virtually unlimited.
- Brain information travels up to an impressive 268 miles per hour.
- On average, your spinal cord stops growing at 4 years old.
- The spinal cord is the main source of communication between the body and the brain.
- It’s a myth that you only use 10 percent of your brain.
- A brain freeze is really a sphenopalatine ganglioneuralgia.
- The human brain weighs 3 pounds.
- A piece of brain tissue the size of a grain of sand contains 100,000 neurons and 1 billion synapses.
- The human brain can generate about 23 watts of power (enough to power a lightbulb).
Explanation:
1) The job of the circulatory system is to move blood, nutrients, oxygen, carbon dioxide, and hormones, around the body. It consists of the heart, blood, blood vessels,arteries and veins.
The digestive system consists of a series of connected organs that together, allow the body to break down and absorb food, and remove waste. It includes the mouth, Oesophagus, stomach, small intestine, large intestine, rectum, and anus. The liver and pancreas also play a role in the digestive system because they produce digestive juices.
The endocrine system consists of eight major glands that secrete hormones into the blood. These hormones, in turn, travel to different tissues and regulate various bodily functions, such as metabolism, growth and sexual function.
The immune system is the body's defense against bacteria, viruses and other pathogens that may be harmful. It includes lymph nodes, the spleen, bone marrow, lymphocytes (including B-cells and T-cells), the thymus and leukocytes, which are white blood cells.
The lymphatic system includes lymph nodes, lymph ducts and lymph vessels, and also plays a role in the body's defenses. Its main job is to make is to make and move lymph, a clear fluid that contains white blood cells, which help the body fight infection. The lymphatic system also removes excess lymph fluid from bodily tissues, and returns it to the blood.
The nervous system controls both voluntary action (like conscious movement) and involuntary actions (like breathing), and sends signals to different parts of the body. The central nervous system includes the brain and spinal cord. The peripheral nervous system consists of nerves that connect every other part of the body to the central nervous system.
The body's muscular system consists of about 650 muscles that aid in movement, blood flow and other bodily functions. There are three types of muscle: skeletal muscle which is connected to bone and helps with voluntary movement, smooth muscle which is found inside organs and helps to move substances through organs, and cardiac muscle which is found in the heart and helps pump blood.
The reproductive system allows humans to reproduce. The male reproductive system includes the penis and the testes, which produce sperm. The female reproductive system consists of the vagina, the uterus and the ovaries, which produce eggs.