What do the muscular system do?
responsible for movement, maintaining posture, and circulating blood throughout the body.
What is the digestive system ?
This is the process by which your body breaks down food into nutrients.
What is the nervous system?
This system controls and coordinates all body activities.
What is the total number of bones in the body?
206 bones
What is the size a heart?
A mans fist
What are the three muscle tissue?
Smooth, cardiac , skeletal
What is hydrochloric acid?
This acid in the stomach helps break down food.
What are the two main parts of the nervous system?
the central nervous system and the peripheral nervous system
What do the skull do?
This bone protects your brain.
How many liters do the heart pump?
5 to 6 liters
How many bones are in the wrist?
8 bones
What is the esophagus?
The long tube that carries food from your mouth to your stomach.
What are neurons?
These cells carry messages through the nervous system.
What is the longest bone in the human body?
The femur
What are white blood cells?
These blood cells fight infection.
How much body weight does the muscular system account?
60%
What is the duodenum?
This is the first part of the small intestine, where most digestion occurs.
What is the axon?
This part of a neuron sends messages away to other neurons or muscles.
What is the mandible?
This bone forms the lower jaw and is the only movable skull bone.
What is the aorta?
The largest artery in the body.
What is muscle fatigue?
The lactic acid build up in the muscle
What does the gallbladder store?
Bile
What is the spinal cord?
The bundle of nerves that runs down your back and carries messages between the brain and body.
What is bone marrow?
This tissue inside bones is responsible for producing blood cells.
What is the inferior vena cava?
The large vein that brings blood from the lower body to the heart.