Unilateral contraction of which muscle causes ipsilateral flexion of the lumbar vertebral column?
A. External intercostals
B. Quadratus lumborum
C. Serratus anterior
D. Latissimus dorsi
E. Multifidus
Answer: B
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Under the microscope, you notice a neuron contains neurofibrillary tangles in its cytoplasm. Considering this, which of the following is also likely?
A. The neuron must not be from a human. B. The neuron has a decreased metabolism. C. The neuron is young. D. The neuron is from an embryo.
Which of the following chewing muscles attaches to the sphenoid bone?
A. Lateral pterygoid B. Temporalis C. Masseter D. Genioglossus E. Digastric
A function of the hypothalamohypophysial tract is to
A. move ADH from the hypothalamus to the anterior pituitary. B. move releasing hormones from the hypothalamus to the posterior pituitary. C. carry action potentials to the posterior pituitary causing the release of oxytocin. D. cause the release of insulin from the anterior pituitary. E. form a vascular connection from the hypothalamus to the posterior pituitary.
The amount of blood pumped out of the heart during each beat is known as the cardiac output
Indicate whether the statement is true or false