Which structure develops from an evagination of the ectoderm in the roof of the embryonic oral cavity?
A. Thyroid gland
B. Posterior pituitary
C. Anterior pituitary
D. Pancreas
E. Adrenal glands
Answer: C
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Nicotine poisoning differs from muscarine poisoning in that
A) it causes vomiting. B) it causes salivation. C) it causes sweating. D) it causes skeletal muscle convulsions. E) it causes diarrhea.
A person exhibiting suppression of immunity, clotting disorder as well as low oxygen carrying capacity is likely suffering which of the following?
A) pernicious anemia B) hemorrhagic anemia C) aplastic anemia D) iron deficiency anemia
Answer the following statements true (T) or false (F)
1. In an asthma attack, medication is inhaled to relax the constricted muscles of the bronchioles. 2. The smallest and last part of the air distribution system of the respiratory tract is the alveolar ducts. 3. Surfactant is needed in the lung to increase the surface tension in the alveoli. 4. Premature infants may not make sufficient surfactant in the lung. This may increase the probability that the alveoli in the lungs will collapse. 5.
List 3 ways wildlife serve humans
What will be an ideal response?