What is the biggest concern for children between the ages of 6 months and 2 years of age? 

The enlarged structure labelled A below is known as the _________________. 

In the image below, the dorsal ramus is labelled by the number ______. Note: Use only one number for each blank space.

The structure labeled 4 is known as the [word1] [word2]. Note: Use only one word for each blank space. 

In the image below, the structure labelled 2 is known as the [word1] [word2]. Note: Use only one word for each blank space. 

In the image below, the structure labeled XI is known as the [word1] [word2] cranial nerve. Note: Use only one word for each blank space. 

In the image below, the vagus nerve is labelled by the roman numeral ______. Note: Use only the specific roman numeral for each blank space.

The structure labeled 4 below shows the lumbar plexus.

In the image below, the muscle labelled 6 is known as the [word1] [word2]. Note: Use only one word for each blank space. 

Buffer solutions stabilize the pH when small amounts of acid or base are added. What property of buffers makes them especially important in chemical and biological systems?