What advantage is there in having the special sensory organs confined to the head region?
- greater movement potential
- closer to the heart
- less effects from gravity
- rapid impulse transmission
Glaucoma is one of the primary causes of blindness in the United States. It’s not a single disease but rather a group of eye conditions leading to optic nerve damage and permanent blindness. Which of the following is a medical condition that would greatly increase a person’s risk of developing glaucoma?
- hypertension
- emphysema
- kidney stones
- alopecia
Hypertension is one of the causes that accelerates glaucoma.
