What are the structures that comprise the central nervous system.
What is the brain and spinal cord.
100
The only artery in the body that carries deoxygenated blood.
What is the pulmonary artery.
100
These structures protrude from the lateral wall of the nasal cavity and serve to increase surface area to warm, filter and humidify inhaled air.
What is nasal turbinates
100
Powerhouse of the cell. Produces adenosine triphosphate, the major energy source for the body
What is Mitochondria
200
These structures attach bone to bone.
What is ligaments.
200
The three layers of tissue that cover the brain and spinal cord.
What is the Dura mater, arachnoid mater and the pia mater.
200
The tough fibrous sac that covers the heart.
What is the pericardium.
200
This structure serves as the anatomical dividing line between upper and lower airway structures.
What is vocal cords
200
Movement of water down it's concentration gradient. Water moves from an area of lower concentration to an area of higher concentration to equalize osmotic pressure on either side of a semipermiable membrane.
What is Osmosis
300
The three different types of muscle tissue in the human body.
What is skeletal, smooth and cardiac.
300
The spinal column consists of how many vertibra.
What is 33.
300
The valve that separates the pulmonary artery from the right ventrical.
What is the pulmonic, or pulmonary valve.
300
This bone is the only bone in the human body that is not directly attached to any other bone and is located at the superior aspect of the trachea.
What is the hyoid bone
300
Movement of a substance from an area of higher concentration to an area of lower concentration.
What is Diffusion
400
The femoral head fits into a pocket known as the what.
What is the acetabulum.
400
The medulla, pons and the midbrain are together known as what structure.
What is the brain stem.
400
This (blank) comprises the blood vessals between the right ventricle and the left atrium.
What is pulmonary circulation.
400
This leaf shaped cartilagenous flap prevents food and liquids from entering the trachea while swallowing.
What is the epiglottis
400
A solution with a higher solute concentration has a higher osmotic pressure and is referred to as a:
What is hypertonic solution
500
The bones located in the palm of the hand are known as what.
What is the metacarpels.
500
The large opening at the base of the skull that the spinal cord exits the cranium.
What is the foreman magnum.
500
This node is the pacemaker of the heart.
What is the sinoatrial node.
500
Lies inferiorly to the thyroid cartilage. The first ring of the trachea and the only complete ring of the trachea.
What is the cricoid cartilage.
500
The most common cation (positively charged ion) in the human body.