« previous next »

Author Question: We do not see the blood vessels and neurons that lie in front of the retina because a. the visual ... (Read 94 times)

jho37

  • Hero Member
  • *****
  • Posts: 531
on: Jun 21, 2018
We do not see the blood vessels and neurons that lie in front of the retina because
 
  a. the visual system does not respond much to stimuli that never change.
 b. these structures are made of special proteins whose fibers make them transparent.
 c. they are blocked by the vitreous humor.
 d. they lie behind the lens and cornea.

Question 2

Abnormalities in muscle fiber proteins characterize
 
  a. myasthenia gravis.
 b. muscular dystrophy.
 c. Parkinson's disease.
 d. Huntington's disease.


chevyboi1976

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Jun 21, 2018
Answer to Question 1

a

Answer to Question 2

b


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Did you know?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

Labeling of black cohosh: (a) front label with general health claim Labeling of black cohosh: (a) front label with general health claim
Cocaine in Blood Plasma Cocaine in Blood Plasma
Mechanisms of action of antidepressants: (a) In adrenergic and serotonergic neurons the activity of ... Mechanisms of action of antidepressants: (a) In adrenergic and serotonergic neurons the activity of ...
Normal red blood cells (RBCs) are flexible and donut-shaped and move with ease through blood ... Normal red blood cells (RBCs) are flexible and donut-shaped and move with ease through blood ...
Retina, Melotonin, Pineal Gland Retina, Melotonin, Pineal Gland
Ion Channels in Neurons Ion Channels in Neurons
Video: Rods and Cones Animation

For a complete list of videos, visit our video library