muscle tissue
type of human body tissue that can contract or shorten
joint
body part where two bones come together
absorption
when nutrients move into the bloodstream from the digestive system
the endocrine system reproduces chemicals that
control both daily activities and long-term changes through hormonnes
after you breathe air into your lungs, oxygen from the air goes into your
bloodstream
homeostasis
the process by which an organism's internal environment is kept stable in spite of changes in the external envronment
which of the following is a change that does not take place during infancy
friends become more important as individals begin to think about others
nucleus
structure that directs the activities of a cell
the USDA food pyramid and Choose My Plate graphics shows what you should consume to maintain a balanced diet
at each meal
the heart is made of an organism because it
is made up of differnt kinds of tissues
nervous tissue
the type of tissue that sends electric signals throughout the body from your senses
shivering is a way the body maintains
homeostasia
cell tissue, organ, organ system, organism
the correct order of the levels of the body organization from least to complex to most complex
adolesence
the period of development during which a person becomes physically able to reproduce
tissues perform
less complex jobs than organs
the respiratory system removes
water from the body
the endocrine system is made up of organs called
glands that release chemical signals directly into the blood stream
epithelial tissue
the type of tissues that acts as a covering (and makes up the mjority of your skin)
your body react to a
stimulus with a response
how do the two muscles need to act tostraighten the elbow
the triceps need to contract and the biceps need to relax
what organ systems are working to gether to bend the elbow
muscular, skeletal nervous