Major Body Systems
Medical Prefixes and Suffixes
Common Sports Injuries
Vital Sign Ranges
Bones in the Human Body
100

This system controls voluntary and involuntary body functions

Nervous System

100

Prefix meaning “slow” (as in heart rate).

Brady-

100

A ligament injury caused by overstretching or tearing.

Sprain

100

Normal adult resting heart rate range.

60–100 bpm

100

The upper arm bone.

Humerus

200

This system is responsible for transporting oxygen and nutrients.

Circulatory System

200

Prefix meaning “above” or “over.”

Hyper-

200

This overuse injury causes pain along the shin bone.

Shin Splints

200

Normal adult respiratory rate range.

12–20 breaths per minute

200

The bone in the thigh.

Femur

300

This system protects the body from environmental hazards.

Integumentary System

300

Suffix meaning “inflammation.”

-itis

300

This injury happens when bone ends are forced out of place.

Dislocation

300

Normal systolic BP range for adults.

90–120 mmHg systolic

300

The collarbone.

Clavicle

400

This system breaks down food for absorption

Digestive System

400

Prefix meaning “inside” or “within

Endo-

400

A partial tear of muscle fibers is known as this.

Strain

400

Normal oxygen saturation range

95–100%

400

The largest bone in the lower leg.

Tibia

500

This system produces hormones to regulate body processes.

Endocrine System

500

Suffix meaning “surgical removal of.”

-ectomy

500

This injury occurs when the brain shakes inside the skull.

Concussion

500

Temperature at which a fever is generally diagnosed (°F).

100.4°F or higher

500

The bone located at the back and base of the skull.

Occipital bone