In these views of the larynx, what structure does number 3 indicate?
A. Tracheal cartilage
B. Epiglottis
C. Corniculate cartilage
D. Thyroid cartilage
E. Cricoid cartilage
Answer: D
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Which of the following describes a body process that is controlled using a positive feedback loop?
a) increasing body temperature in response to a drop in body temperature b) decreasing body temperature in response to elevated body temperature c) decreasing blood [glucose] in response to elevated blood [glucose] d) increasing strength of uterine contractions in response to cervical stretch e) decreasing heart rate in response to elevated blood pressure
In von Willebrand disease, which is either autosomal recessive or autosomal dominant,
clotting time slows and the person bruises and bleeds easily. Not everyone who inherits the disease genotype actually develops the phenotype. Affected individuals have differing degrees of difficulty in clotting of blood. This condition is A) incompletely penetrant, variably expressive, and genetically heterogeneic. B) completely penetrant, invariably expressive, and not genetically heterogeneic. C) pleiotropic and genetically heterogeneic D) completely penetrant, variably expressive, and not genetically heterogeneic.
Which nerve supplies the inferior mesenteric ganglion with preganglionic neurons?
a) Lumbar splanchnic nerve b) Lesser splanchnic nerve c) Greater splanchnic nerve d) Cardiac accelerator e) Phrenic nerve
Insulin and growth hormone are examples of ____ hormones
a. steroid b. modified amino acid c. protein d. exocrine