muscular system
how many muscles do you have?
around 840
whats the main function of the digestive system?
to break down food into nutrients, which the body uses for energy and growth
how many bones does the human body have?
206
what is the basic unit of the nervous system?
a neuron, also known as a nerve cell
what is the main function of the circulatory system?
transport blood and nutrients throughout the body
what are the three types of muscle tissue?
the three types of muscle tissue are skeletal, smooth, and cardiac.
which role does the mouth play in the digestive system?
breaks down food through chewing and mixes with saliva
whats the largest bone in the body?
the femur
what is the basic function of the nervous system?
control and coordinate the body's activities
how does the heart pump blood throughout the body?
through a series of contractions
what are the functions of the muscular system?
the muscular system allows for movement, stability, posture, circulation, and more.
how does the stomach contribute to the digestion?
it secretes acid and digestive enzymes that further break down food into semi-liquid form
whats the main function in the skeletal system?
to provide support and structure to the body
what is the role of the brain in the nervous system?
it processes information, memory, touch, vision, temperature, ect
what role do capillaries play
they are tiny blood vessels that connect arteries and veins
how do muscles help with digestion?
muscles help with digestion, breathing, and heartbeat.
what does the large intestine do?
it absorbs water and electrolytes from the remaining indigestible food
what is the bone marrow?
a soft, spongy tissue found inside the cavities of certain bones
what is the function of the spinal cord?
the spinal cord transmits information between the rest of the body
how does this system help regulate body temperature?
by distributing heat throughout the body and adjusting blood flow to the skins surface
how do muscles help with movement?
agonists work with synergists and fixators.
what is the function of the liver?
the liver produces bile, which helps break down fats into smaller droplets that can be more easily digested by enzymes in the small intestine
how many joints are in the body?
there are 360 joints
what part of the body doesn't have nerves?
hair
how many chambers does the human heart have?
the heart has four chambers