Myelin is rich in ________.
A. nucleic acids
B. lipids
C. carbohydrates
D. salts
Answer: B
You might also like to view...
Myasthenia gravis is a disease that is believed to be caused by autoimmune disorder, resulting in the loss of ACh receptors at the motor end plate of muscle fibers. Which of the following is likely to be a symptom of myasthenia gravis?
A) dehydration with headache B) weakness of muscle C) seizures and uncontrollable muscle movement D) coma and loss of voluntary muscle movement
Which of the following correctly describes the vestibular projection pathway to the brain?
A. Vestibular nerve - vestibulocochlear nerve - vestibular nuclei - thalamus - cerebral cortex B. Vestibulocochlear nerve - vestibular nerve - vestibular nuclei - thalamus - cerebral cortex C. Vestibular nerve - vestibulocochlear nerve - thalamus - vestibular nuclei - cerebral cortex D. Vestibulocochlear nerve - vestibular nerve - thalamus - vestibular nuclei - cerebral cortex
In cardiac contractile cells, the L-type Ca2+ channels lie mostly in the:
a. sarcolemma b. sarcoplasmic reticulum c. transverse (T) tubules d. outer membrane e. pericardial sac
This structure located in the epidermis serves as a tactile (touch) receptor
A) root hair plexus B) Merkel cell C) Langerhans cell D) lamellar corpuscle