Human Body Systems 1
What is the Skeletal System?
This body system includes our bones and gives our body structure & support.
Place where both mechanical AND chemical digestion occur
Mouth and stomach
What is the nervous system?
This body system is responsible for sending and receiving messages
What is the heart?
This organ pumps blood throughout our body and is the most important part of the Circulatory System.
Which two body systems work together to support the body and allow the body to move?
Skeletal and Muscular
What hormone does the adrenal gland release ?
adrenaline
What is the difference between pulmonary and systemic circulations of blood?
Pulmonary circulation moves blood between the heart and the lungs.
Systemic circulation moves blood between the heart and the rest of the body.
This body system helps you break down food
digestive system
What is the difference between passive and active immunity?
passive : temporary , from mom to kid
active : permanent , by vaccination or getting sick
What are the three types of muscles found in the muscular system?
smooth, Cardiac and skeletal muscles
What body system has the job of exchanging carbon dioxide & oxygen with the environment?
respiratory system
This system helps rid the body of waste products
Excretory System
After traveling down the esophagus, food stops here and is mixed with strong acids to assist in breaking the food down?
stomach
Mention two first line defense mechanisms ( non-specific)
1. skin
2. stomach acid
3. mucous
4. cilia
Mention two types of tissues and the location they are found in
epithelial tissue: lining of stomach
muscle tissue : skeletal , cardiac , smooth msucles
nervous tissue : brain , spinal cord , nerves
connective tissue : around organs for support and protection
Part of the nervous system that controls involuntary movements within the body
Autonomic nervous system
How many chambers of the heart 4 there? Mention them
1. right atrium
2. left atrium
3. right ventricle
4. left ventricle
The smallest blood vessels in the body, delivering oxygen-rich blood throughout the body ( gas exchange site)
capillaries
This organ connects the brain to the body, helps you move and carries messages throughout the body
the spinal cord
These four organs make up the urinary system
What are the kidney, bladder, ureters and urethra
The wave like movement that pushes food through the esophagus
peristalsis
What happens to your blood vessels when you are cold vs when you are hot?
cold : vasoconstriction
hot : vasodilation
These are what brings blood away from your heart
arteries
What is the body's largest organ?
skin
The adult human body has this many bones
206