Nervous System
Endocrine System
Circulatory System
Immune System
Digestive System
200

The part of the brain that controls coordination and balance

What is the cerebellum?

200

This gland is called the "master gland" because it controls many other endocrine glands.

What is the pituitary gland?

200

This type of blood vessel carries blood away from the heart.

What is an artery?

200

These white blood cells engulf pathogens in a process called phagocytosis.

What are microphages?

200

The primary site of nutrient absorption.

What is the small intestine?

400

The gap between two neurons where neurotransmitters are released.

What is a synapse?

400

Hormones from this gland regulate metabolism.

What is the thyroid gland?

400

The upper chambers of the heart are called ___.

What are atria?

400

The body's first line of defense includes this largest organ.

What is the skin?

400

The liver produces this substance that aids in fat digestion.

What is bile?

600

This division of the nervous system controls involuntary actions like heart rate and digestion.

What is the autonomic nervous system?

600

These small glands on the back of the thyroid regulate blood calcium levels.

What is the parathyroid gland?

600

The liquid part of blood that transports nutrients and hormones.

What is plasma?

600

These immune cells produce antibodies.

What are B cells

600

This enzyme begins the breakdown of starch in the mouth.

What is amylase?

800

Name the insulating sheath that speeds up neural transmission.

What is the myelin sheath?

800

In response to low blood glucose, alpha cells of the pancreas release this hormone, which promotes glycogen breakdown.

What is glucagon?

800

This determines blood type and receiver/donor eligibility.

What are antibodies/antigens?

800

This gland is the site of T cell maturation.

What is the thymus?

800

This part of the digestive system is responsible for absorbing water and forming feces.

What is the large intestine (colon)?

1000

This type of glial cell helps form the blood-brain barrier.

What is an astrocyte?

1000

The adrenal glands sit above the kidneys and release this hormone in response to stress.

What is cortisol?

1000

The pacemaker of the heart that initiates electrical impulses.

What is the sinoatrial (SA) node?

1000

This type of immunity is passed from mother to baby through breast milk.

What is passive immunity?

1000

This valve regulates the flow of food from the stomach into the small intestine.

What is the pyloric sphincter?