Overview of Body Systems
Physical and chemical processes by which substances are broken down or transformed into energy or products for use by the body
Metabolism
The front of the body or body part
anterior or ventral
Rigid connective tissues that make up the skeleton, protect organs, and allow the body to move
Bones
The part of the nervous system that is composed of the brain and spinal cord
CNS
The circulatory system is made up of what?
heart, blood vessels, and blood
The condition in which all the body's systems are balanced and are working together to maintain internal stability
Homeostasis
The back of the body or body part
Posterior or dorsal
The place at which two bones meet
joint
The part of the nervous system made up of the nerves that extend throughout the body
PNS
What carries food, oxygen, and other substances cells need to function properly?
Blood
Structural units in the human body that perform specific functions
Organs
Toward the head
superior
Groups of tissues that provide movement of body parts, protection of organs, and creations of body heat
Muscles
The cerebrum is divided into two part
Right and left hemisphere
The heart muscle is made up of 3 layers what are they?
epicardium, myocardium, and endocardium
Group of cells that perform similar tasks
Tissues
Away from the head
Inferior
The wasting away, decreasing in size, and weakening of muscles from lack of use
atrophy
The partof the brain in which thinking, analysis, association of ideas, judgment , emotion, and memory occur
cerebral cortex
The heart has two top layers and two bottom layers called
atrium and ventricles
Basic structural units of the body that divide, develop, and die, renewing tissues and organs
cells
Toward the midline of the body
Medial
The permanent and often painful shortening of a muscle or tendon, usually due to lack of activity
contracture
The largest section of the brain
cerebrum
The phase where the heart is at work, contracting and pushing blood out of the left ventricle
systole
How many systems does the body have?
11
To the side, away from the midline of the body
Lateral
These type of exercise increases circulation of blood, oxygen, and nutrients and improves muscle tone
ROM
The three main parts of the brain
cerebrum, cerebellum, and brain stem
The phase when the heart relaxes or rests
diastole