A blood test that measures the average blood glucose level over the previous 3 to 4 months is called

A1C Test

Explanation:

An A1C test is used to determine the average blood sugar level for 3-4 months. It is used to diagnose pre-diabetes and type 2 diabetes.

This test is also known as glycated hemoglobin , hemoglobin A1C, glycohemoglobin test, HbA1c.  

The A1C test is based on attachment of glucose to hemoglobin. The higher is the glucose level  in blood, the higher is the attachment of glucose to hemoglobin  

1: the largest region of the brain is the:

  cerebrum

2. the term "psychology" literally means:

the process or procedure of the science or study of the mind.

3. the area of the brain responsible for respiration, heart rate, and smooth muscle control of our blood vessels is t

medulla oblongata

4. the structure that conducts nerve impulses to and from the brain and serves as a reflex center for some sensory information without input from the brain is the:

spinal cord

5. the three-layered membrane that covers the brain and spinal cord and literally means membrane is called the:

meninges

6. the cord-like (string-like) structures that carry bio-electrical impulses from one part of the body to another are called

nerves

7. a group of nerve cell bodies that are found outside of the spinal cord and brain are referred to as:

ganglions or ganglia (pl.) “literal meaning knot”

8. the term that means spinal cord inflammation is:

myel/itis

i believe it would be the lungs.