Sebaceous glands secrete
A. sweat.
B. cerumen.
C. sebum.
D. breast milk.
Answer: C
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Answer the following statements true (T) or false (F)
1. Carbonic anhydrase turns water and carbon dioxide into carbonic acid. 2. A buffer is a substance that prevents a sharp change in the pH of a solution when an acid or base is added. 3. Metabolic processes tend to produce more bases than acids. 4. A common buffer pair is sodium bicarbonate and carbonic acid. 5. If the sodium bicarbonate-carbonic acid buffer pair were to buffer a solution of HCl, more carbonic acid would be formed.
Which of the following is a normal response to the patellar reflex test?
A) contraction of the quadriceps femoris muscles and slight extension of the leg B) contraction of the gastrocnemius and soleus coupled with slight plantar flexion C) spreading of the toes D) plantar flexion
The diaphragm separates which two body cavities?
a. pelvic cavity from the abdominal cavity b. cranial cavity from the vertebral cavity c. thoracic cavity from the abdominopelvic cavity d. mediastinum from the thoracic cavity e. the pelvic cavity from the inguinal cavity
Dural venous sinuses are areas where
A. glial cells are formed. B. large numbers of nuclei congregate. C. cerebrospinal fluid is stored. D. the meningeal and periosteal layers separate to form large blood-filled spaces. E. cerebrospinal fluid is produced.