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Review Human Physiology
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What gland is often referred to as the "master gland"?
pituitary
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What is the long, tube-like organ where most digestion and absorption of nutrients occurs?
small intestine
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What is the main gas exchanged in the respiratory system?
Oxygen
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What part of the skeleton protects the brain?
skull
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What hormone controls the body's sleep-wake cycle?
melatonin
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What organ is it?
pancreas
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What is the skeletal system's main function?
Support
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What is the main organ of the circulatory system?
heart
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What gland produces adrenaline?
adrenal glands
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What are bones made of?
Calcium
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What organ is responsible for exchanging gases with the blood?
lungs
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What is the main waste gas exhaled by the body?
Carbon dioxide
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What is the liquid part of blood called?
plasma
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What do red blood cells carry?
Oxygen
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What bone is commonly known as the "collarbone"?
Clavicle
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What are the blood vessels that carry blood away from the heart?
arteries
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What hormone regulates blood sugar levels?
insulin
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What organ is it?
Alveoli
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What are the main organs of the skeletal system?
bones
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What is the process of breaking down food called?
Digestion
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What is the tiny air sac where gas exchange occurs?
alveoli
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What is the muscular tube that connects the mouth to the stomach?
esophagus
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What is the passageway for air to enter the lungs?
trachea
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What is the name of the longest bone of the skeletal system?
femur
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What type of joints allow a wide range of movement?
synovial
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What organ is it?
Liver
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What organ produces bile to help digest fats?
liver
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