VI
The amount of air that is inhaled and exhaled when breathing normally is the _____________?
Vital Capacity
The type of blood protein that helps in the clotting of the blood is ________________.
Fibrinogen
The iron-containing protein that allows blood cells to transport oxygen is called ________________.
Hemoglobin
The blood cells that protect the body from infections are ______________.
White Blood Cells
The blood cells that transport oxygen throughout the body are __________________.
Red Blood Cells
Breathing is controlled primarily by the ________________?
Medulla Oblongata
Blood travels from the heart to the lungs through the ______________.
Pulmonary Arteries
Surplus red blood cells are stored in the _______________.
Spleen
Blood cells are manufactured in the ____________________.
Bone Marrow
The ___________________ node is the hearts natural pacemaker.
Sinoatrial
The blood vessels that supply the heart muscle are the ________________________.
Pericardial Veins
The __________________ valve connects the left atrium and the left ventricle of the heart.
Bicuspid
Blood leaves the left ventricle through the _____________ valve.
Aortic Semilunar
The tough white sac that encloses and protects the heart is the ___________________.
Pericardium
The muscle layer of the heart is the ________________.
Myocardium
The irregularly shaped pockets or air spaces in the nasal cavity that warm and moisten incoming air are the ____________________.
Nasal Meatuses
The _____________ are large blood vessels that carry blood from the body into the right atrium of the heart.
Vena Cavae
The dividing wall of the heart that separates the right and left chambers is the ______________.
Septum
In the lungs, gas exchanges between the air and the blood occur in tiny air sacs called ________________.
Alveoli
The blood vessels that carry blood toward the heart are called?
Veins
The flap of tissue that prevents food from going down the windpipe is the ______________.
Epiglottis
The large blood vessel through which blood flows out of the heart and to the body is the ____________.
Aorta
The _______________ is the thick sheet of muscle that separates the chest cavity from the abdominal cavity.
Diaphragm
The _______________ muscles attach to the ribs and sternum and expand the ribcage during inhalation.
Intercostal
Within the voice box are the _____________________, two structures, made of elastic tissue, that produce sounds of speech.
Vocal Cords (or vocal folds)