Cardiovascular System
the cardiovascular system consists of
heart, veins, arteries, and capillaries
voluntary muscles are called
skeletal muscles
what gland releases hormones in the Endocrine System through the blood stream?
endocrine glands
what organ acts as a pump to move liquids throughout the body?
heart
what is the study of the body structures called?
anatomy
the primary function is
to transport nutrients and oxygen-rich blood to all parts of the body
involuntary muscles of the digestive tract, arteries, and veins are
smooth muscles
what gland affects your metabolic rate?
thyroid
what organ is responsible for co2 and o2 exchange?
lungs
what is the study of body functioning called?
physiology
how many chambers are in the heart?
4: two upper chambers called "atria" and two lower chambers called "ventricles"
involuntary muscles that make the heart are called
cardiac muscles
what hormones affect your growth and development?
testosterone, estrogen, and pituitary gonadotropic hormones
what does the brain do?
controls thought, memory, emotion, touch, motor skills, vision, breathing, temperature, hunger, and every process that regulates our body
what is the basic building block of all life and the human body?
the cell (eukaryotic)
what happens when a part of the heart muscle does not receive enough blood?
heart attack
muscle fiber filaments of muscles are called
actin and myosin
what affects your blood pressure?
hormones send messages to control the stiffness of your arteries and your heart's output of blood flow
what organ is responsible for structure, support, and protection?
skeleton (bones)
what major organs are housed in the thoracic cavity?
heart and lungs
what are the two blood circulatory systems in the body?
systemic circulatory system and pulmonary circulatory system
the key makeup of muscles are
protein(s)
what affects your emotions and mood?
controlling the amount of hormones released through the bloodstream to cells
what do endocrine glands do?
secretes chemicals called hormones
what is anatomical position?
the positioning of the body when it is standing upright and facing forward with each arm hanging on either side of the body, and the palms facing forward