Skeletal
Digestive
Respiratory
Nervous
Cardiovascular
100

How many bones are in an adult human body?

206

100

In which part of the body does digestion first begin?

The Mouth

100

Which large, dome-shaped muscle at the base of the lungs helps with breathing?

Diaphragm

100

What is the basic nerve cell of the nervous system?

Neuron

100

How many chambers does the human heart have?

Four

200

What is the longest and strongest bone in the body?

Femur

200

What is the name of the tube that connects the mouth to the stomach?

Esophagus

200

What are the tiny air sacs in the lungs where gas exchange occurs?

Alveoli

200

Which organ serves as the control center for the entire body?

The Brain

200

Which blood vessels carry blood away form the heart?

Arteries

300

What Type of joint is found in the shoulder and hip?

Ball and Socket

300

Which organ is responsible for absorbing most of the nutrients from food?

Small Intestine

300

What is the common name for the trachea?

Windpipe

300

The Central Nervous System consists of the brain and what other structure?

Spinal cord

300

What is the liquid part of the blood called?

Plasma

400

What material inside bones is responsibe for making red blood cells?

Bone Marrow

400

What is the main function of the large intestine?

Absorbing water/liquids

400

Which structure acts as a "lid" to prevent food from entering the windpipe?

Epiglottis

400

What are the chemical messengers that send signals between neurons?

Neurotransmitters

400

Which component of blood is responsible for fighting infections?

White blood cells

500
What is the specific name for the kneecap?

Patella

500

What are the muscular contractions that move food down the digestive tract?

Peristalsis

500

What is the "fancy" medical name for the throat?

Pharynx

500

Which part of the brain is responsible for high level thinking and decision making?

Cerebrum

500

What are the smallest blood vessels where oxygen and nutrients are exchanged?

Capillaries