Respiratory System
What is the main function of the respiratory system?
To bring oxygen into the body and remove carbon dioxide
What is the main purpose of the digestive system?
To break down food and absorb nutrients
How much urine can the bladder comfortably hold?
This organ produces bile
Liver
What is Inspiration vs Expiration?
Inspiration=breathing in
Expiration=breathing out
What is another name for the voice box in the respiratory system?
Larynx
What role does peristalsis play in digestion?
It breaks down food chemically
The main job of the urinary system is to remove waste and maintain homeostasis (T/F)
This organ produces digestive enzymes
Pancreas
What is Internal Respiration?
Gas exchange between blood and body tissues
What is the dome-shaped muscle between the thoracic and abdominal cavities that allows us to inhale and exhale?
Diaphragm
What is the piece of cartilage that covers the opening in the larynx that prevents food from entering the respiratory tract when eating?
Epiglottis
Where are the kidneys located in your body?
Near the middle of your back, just below your rib cage
This organ stores and concentrates bile
Gallbladder
What is Cellular Respiration?
The process cells use to produce energy, water, and carbon dioxide
What is the medical term for a nosebleed?
Epistaxis
What is the enzyme found in saliva that begins breaking down carbohydrates
Amylase
What is notched area where blood vessels, nerves, and lymph vessels enter the kidney?
The Hilum
What are villi, what do they do, & where are they located?
The finger-like projections in the small intestine that increase absorption
What is External Respiration?
Gas exchange between the lungs and bloodstream
What are 3 activies that involve the respiratory system?
1) Breathing
2) Talking
3) Singing
What percentage of the body's serotonin (happy hormone) does the gut produce?
~90%
This part of the kidney contains nephrons that remove urine from the body
The Medulla
The small intestine is divided into these 3 parts:
Duodenum, jejunum, and ileum
1. Which type of respiration is driven by diffusion?
2. And what is diffusion?
1. External Respiration
2. Process in which particles move toward a balance from higher to lower concentration