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Hemoglobin -ANSWER-Protein transporting oxygen and carbon
dioxide
Arteries -ANSWER-Vessels carrying blood away from the heart
Oxygen-rich blood -ANSWER-Oxygenated blood pumped throughout
the body
Capillaries -ANSWER-Smallest vessels where gas exchange occurs
Veins -ANSWER-Vessels carrying blood toward the heart
Oxygen-depleted blood -ANSWER-Deoxygenated blood returning to
the heart
Diaphragm -ANSWER-Muscle dividing chest and abdomen
Pharynx -ANSWER-Area behind mouth and nose
, Larynx -ANSWER-Voice box
Trachea -ANSWER-Windpipe carrying air to lungs
Bronchi -ANSWER-Two tubes leading to lungs
Bronchioles -ANSWER-Small branches leading to alveoli
Alveoli -ANSWER-Air sacs where oxygen and carbon dioxide are
exchanged
Stimuli -ANSWER-Changes causing responses in the body
Central nervous system -ANSWER-Brain and spinal cord
Peripheral nervous system -ANSWER-Nerves extending throughout
the body
Somatic nervous system -ANSWER-Controls voluntary actions
Autonomic nervous system -ANSWER-Controls involuntary body
functions