What is the strongest stimulus for the release of antidiuretic hormone from the posterior pituitary?
A) increase in plasma osmolarity
B) decrease in sodium content of the blood
C) decrease in blood pressure
D) increase in blood pressure
E) decrease in plasma osmolarity
Ans: A) increase in plasma osmolarity
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The quadriceps femoris is composed of three "vastus" muscles and the ________
A) semitendinosus B) rectus femoris C) semimembranosus D) biceps femoris
Erythroblastosis fetalis:
a. usually occurs in a mother's first-born baby b. occurs in the case of an Rh-positive mother and an Rh-negative baby c. occurs in the case of an Rh-positive baby and an Rh-negative mother d. both A and B above
All of the following are true about spinal nerves EXCEPT
A) they are all mixed. B) there are 31 pairs C) spinal nerves may contain nerve fibers of both the somatic and autonomic nervous systems. D) all motor nerve fibers in spinal nerves extend uninterrupted from the spinal cord to an effector.
Which condition is stimulated by allergens and results in bronchoconstriction, airway inflammation, and difficulty in exhaling?
A. Tuberculosis B. Emphysema C. Asthma D. Chronic bronchitis E. Pulmonary fibrosis