Body Systems
Largest organ of the body
Integumentary system
Number of bones in the adult human body
206
Number of muscles in the human body
630
The nervous system three main subdivisions
CNS
PNS
ANS
a group of specialized glands that affect growth, development, sexual activities, and state of health
Groups of organs acting together for one or more functions.
Body systems
Keeps the bones connected
Ligaments
Number of facial muscles
30
automatic nerve reaction
reflex
Also called the gastrointestinal system
Digestive
Important when doing massages and performing electrical systems
Muscular System
Where bones meet one another
Joint
Three types of muscle tissue
Smooth
Cardiac
Type of nerves
Sensory
Motor
chemicals that break down food into a form that can be used by the body
digestive enzymes
Name 5 body systems and their main organs
examples
Number of bones in the skull
22
Origin
Belly
Insertion
Largest of the cranial nerves
Fifth cranial nerve
Closely connected to the circulatory system, and why
Lymphatic
for the transportation of fluids
Name the 10 body systems and their main functions
Integumentary- absorption capabilities
Skeletal - forms physical foundation for body
Muscular- covers and shapes skeletal system
Nervous- carries messages through the CNS
Circulatory- delivery of blood
Lymphatic- protects body from disease
Endocrine- affects growth, development, sexual activities
Reproductive - producing children
Respiratory - supplies body with oxygen
Digestive - breaks down food, absorb nutrients
Excretory - elimination of waste
Identify the 5 bones in the chest
Thorax
Ribs
Scapula
Sternum
Clavicle
Abduction
Adduction
Flexion
Extension
Supination
Pronation
answer
The nerve that causes a sudden drop in blood pressure and why
Vagus
Overreacts to a trigger
A gland that secretes enzymes necessary for digestion
Liver