the esophagus
takes blood that is oxygenated to the rest of the body
arteries
three types of muscles
smooth, cardiac and skeletal
you have two lungs, called _____.
lobes
the nervous system is responsible for sending messages between the ____ and body
brain
the pancreas sends __________ to help the small intestine break down carbohydrates.
enzymes
the disease we researched as a class that affects the heart, most often in women and older people
heart disease
muscle group that is voluntary (you choose to make it work)
skeletal muscles
the part of the lungs that is at the end of the bronchioles
alveoli
two main types of nerves
motor and sensory
What the liver produces and sends to the stomach
blood cells travel around the body for ____ days before being disposed of by the liver.
120
______ are a muscle fiber that contracts and pulls, moving bones
tendons
bad air is one cause that may lead to an _______ _______ .
asthma attack
the body's ______ _____ is responsible for sending nerve impulses to the brain
spinal cord
a disease of the esophagus
laryngitis
the part of the lungs that switches carbon dioxide for oxygen
alveoli
bones develop and grow until you are about age ___.
20
the bronchus is shaped like a ______.
tree or tree branches
_____ nerves send messages to the brain about what is happening around them
sensory
if you swallow gum, food can stick to the gum and create a _____ in your intestine
blockage
deoxygenated blood is represented as this colour in images
____ is located near the body's joints, which is where bones meet
cartilage
bronchioles need to ____ when you exercise so more oxygen can get into your body.
stretch
the part of the brain that controls balance, movement and coordination
cerebellum