Explore what passive transport osmosis is and how it moves water through a semipermeable membrane.

In this animated and interactive object, learners examine how blood flows through the heart and lungs. A brief quiz completes the activity.

In this animated and interactive object, learners examine the red blood cell's life cycle and function. A brief exercise completes the activity.

In this screencast, learners examine hearing and balance. Detailed drawings of the outer, middle, and inner ear structures are included.

In this interactive object, learners examine the neuron pathway into and out of the spinal cord. They complete the activity by testing their knowledge of vocabulary and the location of spinal cord structures.

In this colorful, interactive object, learners examine nervous and epithelial tissue composition and function. A quiz completes the activity.

Learners read descriptions of the actions of the superficial skeletal muscles and see their locations. A 61-question quiz completes the activity.

In this animated object, learners examine the function and location of the motor neurons and the damage that can result when they are injured.

In this animated object, learners examine how the sensory, motor, mixed, and reflex nerves work in the human body.

Are you able to identify the types of movements performed by the skeletal muscles?

HUNT DOWN TISSUE

Prepare for the test by playing this game!

Understanding biological perspectives and foundations in psychology.