A hormone might
A) alter a membrane channel by changing its shape, thereby affecting what can go through it.
B) depolarize a skeletal muscle cell.
C) interfere with norepinephrine at a neuronal synapse.
D) inactivate glucose so it cannot be used by a cell.
E) block the production of a cell membrane.
A
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The reflected inguinal ligament receives fibers from the contralateral aponeurosis of which of the following structures?
(A) external abdominal oblique (B) internal abdominal oblique (C) transverse abdominal oblique (D) rectus abdominis (E) pyramidalis
When an anesthetic blocks the function of the anterior rami of the cervical spinal nerves, which areas of the body will be affected?
A) skin and muscles of the lateral surface of the forearm B) skin and muscles of the arm and forearm C) skin and muscles of the back of the neck and of the shoulders D) skin over anteromedial thigh and portions of external genitalia E) muscles of the face
When adenylyl cyclase is activated,
A) cAMP is formed. B) protein kinases are metabolized. C) calcium ions are released from intracellular stores. D) steroids are produced. E) cAMP is broken down.
Which of the following tarsal bones transfers most of the body's weight to the ground when standing?
A) cuboid B) navicular C) calcaneus D) talus