PLTW PBS: Unit 1 Section 2 Study Guide

Front

What is the total magnification of a microscope with an 80x objective?

Back

800x

Front

Define Anterior.

Back

When the body is facing towards you.

Front

Where is the tricuspid valve located?

Back

Between the right atrium and the right ventricle.

Front

What is Metabolism?

Back

Process of breaking down old molecules, converting the smaller molecules into new molecules.

Front

What is the function of veins?

Back

Moving blood towards the heart.

Front

What is the function of arteries?

Back

Moving blood away from the heart.

Front

Define Posterior.

Back

When the body is turned on its back, 'away' from you.

Front

What is the role of the heart in the circulatory system?

Back

Pumping blood throughout the body.

Front

What is the difference between the right and left atrium?

Back

The right atrium receives deoxygenated blood, while the left atrium receives oxygenated blood.

Front

What is the function of the pulmonary valve?

Back

To prevent backflow of blood from the pulmonary artery into the right ventricle.