Basic Normal Histology/Physiology/Anatomy

Question 1

Which neurotransmitter is produced by the substantia nigra?

Answer 1

Dopamine

Question 2

Which neurotransmitter is produced by the locus ceruleus?

Answer 2

Norepinephrine

Question 3

Which neurotransmitter is produced by the raphe nuclei?

Answer 3

Serotonin

Question 4

Which neurotransmitter is produced by the nucleus basalis of Meynert?

Answer 4

Acetylcholine

Question 5

Name 3 pigmented nuclei and their location in the CNS

Answer 5

Substantia nigra (midbrain)
Locus ceruleus (pons) 
Dorsal motor (efferent) nucleus of the vagus nerve (medulla)

Question 6

Which protein makes up the A band of the sarcomere?

Answer 6

Thick myosin filaments

Question 7

Which proteins makes up the I band of the sarcomere?

Answer 7

Thin actin
Troponin
Tropomyosin

Question 8

Which protein makes up the Z band of the sarcomere?

Answer 8

alpha-actinin

Question 9

What protein linked the Z discs of the sarcomere?

Answer 9

Desmin

Question 10

Do type I or Type II muscle fibers have high oxidative, low glycolytic activity?

Answer 10

Type I fibers

Question 11

Do type I or Type II muscle fibers have low oxidative, high glycolytic activity?

Answer 11

Type II fibers

Question 12

Renaut bodies are classically associated with which pathologic process?

Answer 12

Compressive neuropathies

Question 13

Which of the classes of nerve fibers are myelinated vs unmyelinated?

Answer 13

Class A and B - myelinated

Class C - unmyelinated