What is a serous membrane?
A. A double layered membrane that contains fluid between the two layers
B. A membrane that covers the brain and spinal cord
C. A single layered membrane
D. A double layered membrane with air between the two layers
Answer: A
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The nucleus is surrounded by a double membrane called the
A) nucleolus. B) plasma membrane. C) nuclear pore. D) cell wall. E) nuclear envelope.
Which of the following is/are known risk factor(s) for developing osteoporosis?
A. smoking B. calcium deficiency C. excessive caffeine consumption D. all of the above
The external urethral sphincter is voluntarily controlled.
Answer the following statement true (T) or false (F)
Which hormone inhibits bone growth?
A. Growth hormone B. Thyroid hormone C. Parathyroid hormone D. Calcitonin E. Estrogen and testosterone