Question

QUESTION 39

1. Which of the following statement is FALSE?

   		Dorsal root and ventral root of the spinal cord fuse to form the spinal nerve.
   		Dorsal ramus from the spinal nerve only contains sensory nerve fibers.
   		Spinal nerves are mixed nerves.
   		Spinal nerve is part of the PNS.

1 points   

QUESTION 40

1. ___ produces the aqueous humor.

   		Ciliary body
   		Lens
   		Sclera
   		Cornea

1 points   

QUESTION 41

1. Receptors for hearing are located in the ___.

   		vestibule
   		semicircular canals
   		cochlea duct
   		tympanic membrane

1 points   

QUESTION 42

1. __ decreases blood glucose level.

   		PTH
   		Glucagon
   		Aldosterone
   		Insulin

1 points   

QUESTION 43

1. All of the following are parts of the brain stem EXCEPT __.

   		hypothalamus
   		medulla oblongata
   		pons midbrain
   		midbrain

Answer 1

39. Option 2

The dorsal ramus contains both the sensory and motor fibers where as the dorsal horn has only sensory neurons.

Spinal nerve is a mixed nerve formed by dorsal and ventral roots .

The spinal nerve is a part of PNS

40. Ciliary body

Ciliary body produces the aqueous humor

41. Cochlear duct

The sensory receptors for hearing, the hair cells are located in the cochlear duct.

Semicircular canals are associated with maintaining balance.

42. Insulin

Insulin decrease blood glucose levels

Glucagon increases blood glucose levels

PTH controls blood calcium levels

43. Hypothalamus

Midbrain, pons and medulla are parts of the brain stem.

Hope this helps... Thank you!!!