Circulatory
System
Gas Exchange
Skeletal Muscle
Skeletal Systems
100

The type of circulatory system in which fluid and cells have direct contact. 

What is Open Circulatory System? 

100

The liquid in the lungs that will reduce surface tension and aid diffusion.

What is a Surfactant?

100

Thin filaments of a muscle fiber. 

What are Actin Filaments?

100

The skeleton type that has no hard parts.

What is Hydrostatic?

200

Percent composition of plasma in the blood.

What is 55%?

200

Region within the lungs where capillaries can diffuse O2.

What is Alveoli?

200

The model of which muscle contraction can occur.

What is the Sliding Filament Model?

200

This can be estimated by rate of O2 consumption and/or CO2 production. 

What is Energy Cost of Locomotion?

300

Blood disease affecting chemistry of RBC, making them sticky

What is Sickle Cell Anemia?

300

Diffusion occurs in the way of this phenomena.

What is the Concentration Gradient?

300

The result of a single action potential in a motor neuron.

What is a Twitch?

300

This obstacle is prevalent in swimming organisms while under water.

What is friction?

400
The basic cell type that will begin RBC, WBC, and platelets.

What is a Stem Cell?

400

Nutrient enrichment leading to O2 loss in a body of water.

What is Eutrophication? 

400

Borders of sarcomeres that connect one to the other.

What is the Z line?

400

Movement with rhythmic waves of muscle contraction.

What is Peristalsis? 

500

Disease of this organ will come from high LDL to HDL ratios.

What is the Heart?

500

The regions of the brain responsible for breathing.

What are the Medulla Oblongata and the Pons?

500

The ion that binds to the troponin complex and exposes myosin binding sites.

What is Ca2+?

500

Structures within the skeleton that allow angular movement.

What are Joints?