Digestive System
What are the three functions of the digestive system?
Break down food into smaller pieces
Produce acid/enzymes to break down food
Absorb nutrient and water into the bloodstream
The process by which organisms get rid of waste is called....
Excretion
What is the space between neurons called?
Synapse
Which organ eliminates water and some waste through sweating?
Skin
At what age can you begin to control your urethral sphincter?
18 months
In what part of the body are most nutrient absorbed using villi?
Small Intestine
Which organ is composed of smooth muscle and stores the urine until it is ready to be released?
Bladder
What does the autonomic nervous system control?
Involuntary actions
Breathing, heart rate, etc.
Which is the greater source of water loss during a normal day? Urine or sweat?
Urine
Which part of your brain controls your balance?
Cerebellum
Hydrochloric acid is a harsh chemical that can burn your skin — and yet it exists in your stomach. How can this be?
Stomach is lined with mucus.
Which organ removes wastes, controls the body's fluid balance, and keeps the right levels of electrolytes?
Kidneys
What two structures make up the central nervous system?
Brain
Spinal cord
What are the three functions of the integumentary system?
Act as a barrier
Regulate body temperature
Eliminate waste
Which structure in the skin helps to keep your body from cracking and drying out?
Oil glands
Which organ of the digestive system stores bile?
Gall bladder
Urine passes through these tubes on the way to the bladder.
Ureters
What type of cell carries information throughout your nervous system?
Neuron
The outermost layer of skin is called the ...
Epidermis
Name two accessory organs in the digestive system.
Pancreas
Liver
Gall bladder
What is the name of the muscular contractions that move food through the digestive system?
Peristalsis
How does the urine leave the body? Through what?
Urethra
What are three functions of the nervous system?
Gather information
Interpret the information
Respond to the stimuli
What structure in your skin helps you sense and react to the environment around you?
Nerve endings
What are the parts of the neuron that carry impulses away and toward the cell
dendrite and axon