Heart or Hormones ❤️
Cells & Chaos 🧬
🧠 Brain Said What?
Chem/Phys but Why??🧪
😈😈😈
100
This chamber pumps blood into the aorta.
What is the Left Ventricle?
100
Powerhouse of the cell.
What is the mitochondria?
100
The brain structure that is important for memory.
What is the hippocampus?
100
Work is equal to force multiplied by this.
What is distance?
100
This scientist proposed the theory of natural selection.
Who is Charles Darwin?
200
This hormone increases blood glucose during stress. (3 months before my mcat fr)
What is cortisol?
200
Enzyme that makes RNA from DNA?
What is RNA polymerase?
200
A neuron's sodium channels fail to open during stimulation. This is the resulting fate of the action potential.
What is an action potential will not occur?
200
The dilating of a blood vessel will cause blood flow to do this.
What is increase?
200
The brain itself cannot feel pain because it lacks this structure.
What are pain receptors?
300
💥💥Daily Double!!!💥💥
The "lub" sound occurs when these valves close in the heart.
What are AV valves? (Mitral and Tricuspid)
300
During glycolysis, glucose is broken down into this 3-carbon molecule.
What is pyruvate?
300
Brain region for executive decision-making.
What is the prefrontal cortex?
300
💥💥Daily Double!!!💥💥
Excess carbon dioxide and hydrogen ions cause this kind of effect on hemoglobin's oxygen affinity.
What is decreasing?
300
These are clothing items that Praise does not like to wear.
What are jeans?
400
A decrease in blood pH shifts the hemoglobin-oxygen dissociation curve in this direction.
What is to the right?
400
💥💥Daily Double!!!💥💥
An object with mass 10 kg is lifted 2 meters against gravity. Using g = 10 m/s, how much work is done? (must use correct units)
What is 200 joules?
400
The tendency to only search for evidence that supports your belief.
What is confirmation bias?
400
In the lungs, oxygen diffuses from alveoli into blood even though there is already oxygen in the blood. This gradient drives this diffusion.
What is the partial pressure gradient of oxygen?
400
A person has a heart rate of 75 beats per minute and a stroke volume of 70 ml per beat. What is their cardiac output in liters per minute?
What is 5.25 L/min?
500
When blood pressure drops, this system activates to raise it.
What is the renin-angiotensin-aldosterone system (RAAS)?
500
A competitive inhibitor increases this enzyme parameter, but does not change Vmax.
What is Km?
500
💥💥Daily Double!!!💥💥
Damage to this brain region results in fluent but nonsensical speech and poor comprehension.
What is Wernicke's area?
500
A red blood cell travels through a capillary where the diameter is smaller than the cell itself. This physical property of the membrane allows the cell to do this.
What is membrane elasticity?
500
A scientist removes cholesterol from a cell membrane. This happens as a result to membrane fluidity at normal body temperature.
What is membrane fluidity decreases?