The two thin-walled upper chambers of the heart are the -----------

The enlargement of muscles through use is known as

• atrophy

• hypertrophy

• homeostasis

The body's largest artery is the

• aorta

• septum

• pulmonary artery

• atrium

The ability of a muscle to extend easily through its full range of motion is called

• fitness

• flexibility

• exercise

• muscular endurance

The movement that describes most joints in the body is

• immovable

• freely movable

• slightly movable

• none of the above

The type of joint that allows the widest range of motion is the

• gliding joint

• ellipsoid joint

• ball-and-socket joint

• pivot joint

The type of joint that allows only a rotating movement is the

• gliding joint

• ellipsoid joint

• ball-and-socket joint

• pivot joint

The strong bands of connective tissue that join bones together are called

• hamstrings

• tendons

• tarsals

• ligaments

The two largest and strongest muscles in the body are the

• gastrocnemius

• quadriceps femoris

• gluteus maximus

• biceps brachii

The largest organ of the body is the

• heart

• liver

• stomach

• skin