Digestive System
Where does most digestion and absorption take place in the human body?
The small intestine.
Which type of blood vessel transport deoxygenated blood back towards the heart?
Where does gas exchange occur within the lungs?
At the alveoli.
What is the functional, filtering structure within the kidney called?
A nephron.
Name an organ that is involved in two different body systems. Name those body systems as well.
Lungs - Respiratory and Excretory
Liver - Digestive and Excretory
What type of digestion occurs in the stomach?
Chemical AND Mechanical
What chamber does blood enter the heart from the body?
The right atrium.
What is another name for the trachea?
The windpipe.
What is the name of the nitrogen-based waste produced by breaking down amino acids?
Urea.
Which component of the circulatory system is involved in another body system? Name that other body system.
White blood cells, the immune system.
What do we call a sore or tear in the stomach?
An ulcer.
Which component of blood makes up the majority of it?
Plasma.
Name three structures found within the lungs.
Bronchi, bronchioles, alveoli.
Name a metabolic process that would produce a waste to be excreted by the excretory system.
Synthesis, respiration, breaking down materials, etc.
Where gas exchange occurs.
What specific macromolecule does bile break down?
Fats
What is the name of the main artery in your body?
The aorta.
What is the name of the valve that prevents food/water from entering your trachea?
The epiglottis.
Name a layer of the skin.
Epidermis, dermis, fatty layer.
Is the end of the digestive system considered part of the excretory system? Why or why not?
No, excretory system is for metabolic waste, NOT for digestive waste.
What is the name of the enzyme in saliva? What does it break down?
Amylase, breaks down starch.
What is the name of the condition that causes crescent-shaped red blood cells, reducing the amount of oyxgen that can be transported?
Sickle Cell Anemia
What is the name of the structure in your mouth that pushes air into your trachea?
The Pharynx.
What is the bundle of capillaries within the nephron where the blood is filtered called?
The glomerulus.
Outside of iron absorption, how would the digestive system support hemoglobin production in red blood cells?
Hemoglobin is made of protein. Digestive system absorbs amino acids to build proteins.