When blood accumulates between the brain and the dura mater, what is the result?

You are called for a sick 2-year-old boy. When you arrive, you see the boy sitting quietly on his mother's lap. You note that he is not crying and has his head tucked against his mother's chest. However, he does lift his head and look at you when you enter. As you approach, he withdraws deeper toward his mother. What have you learned about the patient so far?

A) His skin is warm and dry. B) He probably does not have a fever. C) He is alert and probably acting appropriately. D) His front fontanelle is sunken, likely from dehydration.

Which of the following structures is the primary stabilizer of elbow to valgus stress between 20 ° and 120 ° flexion?

a. Quadrate ligament b. Oblique cord c. Annular ligament d. Medial collateral ligament