This flap of tissue keeps food from entering the Larynx.

This is the passageway for food; also part of the Digestive System.

This is a serous membrane that folds back on itself to form a 2 layered membranous structure.

These are small clusters of air sacs in the Lungs.

Passageways through which air enters the Lungs.

This is the Voicebox; contains the Vocal Cords.

This is the cartilage dividing the Nasal Cavity into 2 pieces.

This is the Windpipe; connects Larynx to the right and left Bronchial Tubes.

This is the pulling in of food at the same time you inhale to breathe.

This is a nosebleed.

These are connective tissue bands in the Larynx and produce sounds for speaking and singing.

This is the exchange of air between the body and the outside environment;

This is a disorder or infection characterized by swelling, redness, pain, and heat.

This is a system of passageways through which air moves in and out of the Lungs.

This is better known as the “Adam’s Apple.”

Irregular breathing patterns with periods of apnea followed by deep labored breathing.

This is inflammation of the Pleura.

This vessel delivers de-oxygenated blood from the upper body and the head

This is a type of antigen that causes the body to produce antibodies.

This is the valve located between the Right Ventricle and the Pulmonary Artery.

This is the protective sac that surrounds the Heart.

This is the largest artery in the body; receives oxygenated blood from the Left Ventricle.

This is the only vein to carry oxygenated blood to the Heart.

This vessel delivers de-oxygenated blood to the Right Atrium from the legs and lower body.

This is the pacemaker of the Heart.

This is the valve between the Left Ventricle and the Aorta.

This is the only artery in the body to carry de-oxygenated blood.

This is the valve between the Right Atrium and Right Ventricle.

This is the valve between the Left Atrium and Left Ventricle.

This is the wall in the Heart that divides the right from the left sides.

This is a heart attack.

This happens when blood from the Heart is cut off to part of the Brain.

A ballooning out of, or saclike formation on an artery wall; a weakening of the arterial wall.

The flow of blood between the Heart and the Cells of the body.

This is the circulation of blood between the Heart and the Lungs;

The outermost layer of the Heart.

This is a red blood cell.

This is when a red blood cell doesn't send enough oxygen to the cells.

This is a white blood cell.

This is a thin branching extensions of the cell body.

This is one part of the neuron that may take different shapes; receives and sends impulses.

These conduct nerve impulses away from the cell body.

This is the space between neurons.

This is the fatty tissue that covers the axon.

3 layers of membrane that covers the brain and spinal cord.

This is a bundle of neurons;

This system directs the functions of all the human body systems;

This is a watery fluid found between the cranium and the brain.

The brain and spinal cord make up which of the following nervous systems?