Anatomy Eyes and Muscles

What is the colored diaphragm that controls the amount of light that enters the eye through the pupil?

• retina

• lens

• iris

• optic nerve

• cornea

This is the most anterior part of the eye. It is a clear protective layer that also helps focus light

• retina

• lens

• pupil

• optic nerve

• cornea

Why do we have both rods and cones?

• Rods detect fast movement, cones detect stationary objects

• Rods detect near objects, cones detect far objects

• Rods detect dim light, cones detect bright light

• Rods protect cones from damaging light rays

______ muscle lines our stomach and intestines

Of the 3 main types of muscle, ______ muscle is the most specialized muscle type. It is only found in one part of the body.

In the sliding filament theory, _______ are thick filaments that have heads to pull the actin towards the M line in the center

• sarcomeres

• myosin

• myocardium

• Holocrine glands

• ATPs

Draw the Sartorius on this guy

Preview for today's lesson:

Which of the following are not parts of the cardiovascular system?

• Heart

• Capillaries

• Kidneys

• Arteries

• Esophagus