What purposes do fontanelles serve?
A) Fontanelles form the developing cranial meninges.
B) Fontanelles form the bones of the cranium during development.
C) Fontanelles develop into foramen as bones fuse during childhood.
D) Fontanelles permit flexibility of the skull during childbirth and allow room for the brain to enlarge during infancy and early childhood.
E) Fontanelles are important sites of attachment for muscles of the face, head, and neck.
Answer: D
You might also like to view...
Which of these muscles is not a member of the quadriceps femoris group?
A) vastus lateralis B) vastus medialis C) vastus intermedius D) biceps femoris E) rectus femoris
A hematoma develops when:
A. small amounts of blood leak into the epidermis. B. large blood vessels beneath the skin are damaged. C. severe swelling compromises arterial circulation. D. cells and small vessels in the dermis are damaged.
Which of the following pairs is mismatched?
A. Vestibular glands - maintain moistness of vestibule B. Labia minora - unite anteriorly to form the prepuce C. Clitoris - erectile tissue D. Pudendal cleft - space between labia majora E. Mons pubis - vaginal orifice
Decreased blood pressure in the afferent arterioles results in
A. increased renin secretion. B. decreased renin secretion. C. suppression of thirst. D. decreased ADH secretion. E. stimulation of the parasympathetic nervous system.