Neurons/Brain
Special Senses
Endocrine System
Blood
Heart
100

The three overlapping functions of the nervous system

What are sensory input, integration, and motor output?

100

The five qualities of taste

What are sweet, sour, salty, bitter, and umami? 

100

The hormone secreted by the pineal gland

What is melatonin? 

100

The small, oxygen-transporting cells of blood

What are erythrocytes? 

100

The two types of chambers found in the heart

What are atria and ventricles?

200

The basic structural units of the nervous system

What are neurons?

200

The white part of the eye

What is sclera? 

200

The pyramidal glands located on the top of one's kidneys

What are adrenal glands?

200

The straw-colored, sticky fluid of blood

What is plasma?

200

The covering of the heart

What is pericardium?

300

The site at which neurons communicate

What is synapse?

300

The three main regions of the ear

What are the external ear, middle ear, and internal ear? 

300

The number of hormones secreted by the pituitary gland

What are nine hormones?

300

The two main divisions of leukocytes

What are granulocytes and agranulocytes?

300

The difference between aortic blood pressure and venal caval pressure 

What is blood pressure gradient?

400

The three types of meninges 

What are dura mater, arachnoid mater, and pia mater?

400

The receptors of taste and smell

What are chemoreceptors?

400

Another name for the growth hormone

What is somatotropic hormone? 

400

The leukocytes that destroy bacteria by phagocytosis

What are neutrophils?

400

The four structures of the heart's conduction system

What are SA node, AV node, AV or His bundle, and Purkinje fibers? 

500

The function of the vagus nerve

What is innervating the thorax and abdomen?
500

The pathway through which taste information reaches the brain stem

What is the gustatory pathway?

500

The hormone that helps the kidneys absorb more water

What is the anitdiuretic hormone? 

500
The process by which blood cells are formed

What is hematopoiesis? 

500

The four factors that influence blood pressure

What are blood volume, heart rate, thickness of blood, and strength of heartbeat?