« previous next »
« previous next »
 

Did you know?

Thyroid conditions may make getting pregnant impossible.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Current Resistance and Voltage Current Resistance and Voltage
Using a DMM to measure the open-circuit voltage of a battery. Using a DMM to measure the open-circuit voltage of a battery.
A potentiometer uses a movable contact to vary resistance and send an analog voltage to the PCM. A potentiometer uses a movable contact to vary resistance and send an analog voltage to the PCM.
Current Geopolitical Framework Current Geopolitical Framework
A model for voltage-gating in the channel A model for voltage-gating in the channel
Action Potentials: the Status of Na+ and K+ Voltage-Gated Channels Action Potentials: the Status of Na+ and K+ Voltage-Gated Channels
Video: Phases of the Female Reproductive Cycle - Hormonal regulation

For a complete list of videos, visit our video library