Livestock systems test

How many chambers are in the heart?

• 1

• 2

• 3

• 4

When blood leaves the right atrium, it enters the ______.

• Left atrium

• Right ventricle

• Left ventricle

• None of the above

The only type of artery in the body which carries deoxygenated blood is ______.

• A superior vena cava

• An inferior vena cava

• A pulmonary artery

• An aorta

The only type of vein in the body which carries oxygenated blood is ______.

• A pulmonary vein

• A pulmonary trunk

• A superior vena cava

• An inferior vena cava

The pressure exerted by the left ventricle must push blood where?

• To the body

• To the lungs and back to the left atrium

• To the lungs and back to the right atrium

• To the aorta only

Which chamber has the thickest muscular wall?

• The right atrium

• The left atrium

• The right ventricle

• The left ventricle

The valve between the left atrium and left ventricle is known as the:

• Tricuspid valve

• Pulmonary semi-lunar valve

• Aortic semi-lunar valve

• Bicuspid valve

The bones of the hand are called ________.

• Long

• Short

• Flat

• Irregular

Which bone is present in humans, but absent in four-legged animals?

• Skull

• Femur

• Clavicle

• Pelvis

The shoulder and hip joints are considered what kind of joints?

• Fused joints

• Pivot joints

• Gliding joints

• Ball-and-socket joints