Blood from the esophagus may return to the heart through both the superior and inferior vena cavae.
Answer the following statement true (T) or false (F)
False
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Which of the following describes a second-degree burn?
A. It involves only the epidermis. B. It involves the epidermis, part of the dermis, and may produce blisters. C. It indicates the complete destruction of both the epidermis and dermis. D. It probably will require a skin graft. E. The skin will not regenerate.
Which of the following structures found in the skin plays an important role in thermoregulation?
a) Tactile epithelial cells (Merkel cells) b) Sebaceous glands c) Sweat glands d) Nails e) Fingerprints
Pancreatic amylase serves its function when it is located in the
A. mouth. B. blood. C. liver. D. stomach. E. small intestine.
Which gland develops from an evagination of the ectoderm in the roof of the embryonic oral cavity?
A. anterior pituitary gland B. posterior pituitary gland C. thyroid gland D. adrenal glands E. pancreas