A neonatal baby was born with diabetes mellitus due to an inadequate production of insulin. Cells in the endocrine portion of the pancreas that secrete insulin, glucagon, and somatostatin are derived from which of the following?
(A) Ectoderm
(B) Mesoderm
(C) Endoderm
(D) Proctodeum
(E) Neural crest cells
Ans: (C) Endoderm
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Neurotransmitter release would be inhibited by ______
Fill in the blank(s) with the appropriate word(s).
Which of the following is not true of a thoracic vertebra?
A. The spinous process is pointed and angled sharply downward. B. The body has facets as points of articulation for ribs. C. It has a pair of transverse foramina. D. The body is more massive than those of cervical vertebrae but less than those of lumbar vertebrae. E. It usually has a facet at the end of each transverse process for attachment of a rib.
Efferent neurons of the
A. somatic motor nerves innervate smooth muscle. B. ANS utilize two neurons in series to connect the CNS to the effector. C. ANS innervate skeletal muscle. D. somatic motor nerves connect skeletal muscles to the chain ganglia of the spinal cord. E. ANS utilize one neuron to connect the CNS to the effector organ.
Classify the conversion of glycerol into glucose
A) glycolysis B) gluconeogenesis C) glycogenolysis D) glycogenesis