Digestive System
When an enzyme attaches to the active site, what type of inhibitor is it?
competitive inhibitor
The blood type with no antigens is...
Type O
Explain the pathway of air from your nasal passage to your alveoli
nasal passage, pharynx, larynx, trachea, bronchi, bronchioles, alveoli
If your blood pressure in this structure was low you would have a low urine production. Which structure is this and why?
glomerus, blood would not be pushed into Bowman's capsule as efficiently
If you were feeling really tired and your doctor conducts a blood test, which blood cell would they discover to be impacted?
less red blood cells
After being digested, where are fats absorbed?
Into lactaels
The first thing to start your heart beat is the...
SA node
When you inhale, what happens to the air pressure in your lungs
A doctor is testing a patients hormone's level. They find that they produce higher than normal levels of aldosterone. What would a blood sample show?
high levels of sodium in their blood
What two substances help with fat digestion
bile and lipase
What two monosaccharides make a maltose molecule?
glucose and glucose
What type of cell produces antibodies
B cells
If your bronchi were damaged, what would happen?
decreased area for air movement, less gas exchange
A sample of fluid is taken from a patients nephron. In this sample they do not find any glucose, no protein, very low concentrations of salt, little water and a high concentration of urea. What part of the nephron is this likely taken from?
Collecting duct
Describe how skeletal muscles look
long, striated, many nuclei
Which polysaccharide can you body NOT digest
cellulose
Macrophages (which engulf bacteria that enters the body) is part of which line of defense?
2nd line of defense
What would be the first step in your body to increase breathing rate?
increased carbon dioxide levels
What is the process called that brings substances such as glucose out of the nephron and into the blood?
re-absorption
What is the last step in a muscle contraction
ATP is used so that actin and myosin can seperate causing the muscle to relax
What is the primary structure of a protein composed of?
chain of amino acids
If you climbed to a high altitude what blood cell would be impacted and how?
red blood cells would increase
Cystic fibrosis is a disease that causes high levels of fluid/mucus build up in the lungs, frequent lung infections, and damage to a patients lungs. What gas would you find to be in low concentrations in their blood?
oxygen
What part of the nephron is most glucose reabsorbed?
proximal tubule
Explain how pepsinogen is converted into pepsin, where this happens and what pepsin is used for
pepsinogen is sent to the stomach, when HCl is released it turns into pepsin and can be used to digest protein (in the stomach)