Which of the following components of blood are responsible for protecting the body against invaders/immune system?   

The function of the chordae tendineae is to:

Collects blood and found in leg:

Which of the following is not a formed element of the blood?

Tricuspid valve: (more than one answer may apply – select all that apply!) 

Fenestrated capillaries can be found in the _________, while sinusoidal capillaries can be found in the _________.

Subclavian artery

Abnormally slow depolarization of the ventricles would most change the ________ in an EKG/ECG.

Which of the following is NOT a function or characteristic of capillaries?

Which of the following is NOT a function of blood?