Musculoskeletal System
Respiratory System
Digestive System
Circulatory System
Nervous System
100

What is the cranium?

100

Two large lightweight organs of the respiratory system.

What are lungs?

100

What are small intestines?

100

The organ that pumps blood throughout the body.

What is the heart?

100

What is the brain?

200

A connective tissue that attaches bone to bone.

What is a ligament?

200

The tiny hairs that clean air?

What is cilia?

200

The flap that covers the trachea during swallowing so that food does not enter the lungs.

What is epiglottis?

200

A type of blood vessel that transports oxygenated blood.

What are arteries?

200

The part of the brain that is responsible for reasoning, motor control, and high-level cognitive function.

What is the frontal lobe?

300

A connective tissue that attaches bone to muscle.

What is a tendon?

300

The tube that connects the throat and bronchi.

What is the trachea?

300

An enzyme found in saliva to break down starch.

What is amylase?

300

A type of blood vessel that transports deoxygenated blood.

What are veins?

300
A pea-sized master gland that releases hormones and regulates the bodies metabolism and sugar level.

What is the pituitary gland?

400

Skeletal muscles that attach to bones and can be consciously activated to control movement.

What are voluntary muscles?

400

The many little branches of the respiratory system.

What are bronchioles?

400

A series of wave-like muscle contractions for the esophagus to move food to the stomach.

What is peristalsis?

400

The organ that plays a very important role in pulmonary circulation.

What are lungs?

400

The fundamental units of the nervous system.

What are neurons?

500

Muscles that cover the walls of the heart.

What are cardiac muscles?

500

The grape-like clusters of air sacs in the lungs.

What are alveoli?

500

The murky semifluid mass or paste when food and stomach acids and enzymes mix together. 

(Clue: not bolus)


What is chyme?

500

The sound that the heart makes.

What is "lub-dub"?

500

Helps store experiences and memories.

What are dendrites?

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