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LS - Inv. 3

Living Systems - Investigation 3

TermDefinition
Alveoli Spherical air sacs where gases pass into and from the blood
Artery A blood vessel that carries blood from the heart to the body
Capillary The smallest blood vessel. Gases, nutrients, and wastes are exchanged between capillaries and cells.
Circulatory System The system of blood vessels and organs that transports blood to all cells in the body
Classify To identify and organize according to similar properties or other criteria
Diaphragm A large, flat, arched muscle that draws air in as well as pushes air out of the lungs.
Heart A muscular organ that pumps blood.
Heart Valve A regulator that moves blood in one direction, ensuring that it does not pump the wrong way in the system.
Leaf Vein The branching network of tiny raised lines on the underside of a leaf.
Left Ventricle The lower chamber on the left side of the heart.
Lung The organ in animals where gases, such as oxygen and carbon dioxide, pass between the atmosphere and the blood.
Palmate Describing a leaf in which several veins start at one point near the base. The veins look like fingers of a hand.
Parallel Describing a leaf in which the veins are straight lines all running in the same direction.
Phloem The long cells which nutrients, such as sugars, are distributed in a plant
Pinnate Describing a leaf that has one main vein with smaller veins branching off sideways from it
Respiratory System The system of lungs and connecting tubes that transports oxygen to the red blood cells and gets rid of carbon dioxide.
Right Ventricle The lower chamber on the right side of the heart
Sap A sugar-rich liquid transported by phloem
Transpiration The process in which water is removed from the cells and passes into the enviornment
Vascular Bundle The group of xylem tubes and phloem tubes in a vascular plant
Vascular System Keeps fluids moving throughout the entire system, maintaining a moist (aquatic) environment for all cells
Vein The blood vessel that carries blood from the body to the heart
Vital Capacity The maximum volume of air a person can take into their lungs then expel
Xylem The hollow cells of a plant that transport water and minerals to plant cells
Created by: cbuzynski