To throw the weight properly, you will need to buy a good set of throwing shoes. The throwing shoes need to have a rounded bottom and can either be smooth or have a gritty texture.
Best Answer: 1. Dilator pupillae-dilator (radial) muscle-innervated by sympathetic nervous system (Alpha-1 receptors)- increases the size of pupil (mydriasis) 2. Constrictor (circular muscle) pupillae-constricts the pupil (miosis) ex during accommodation reflex. just now. Report Abuse. Radial muscles and circular muscles. When the radial muscles contract the size of the pupil is increased. When the circular muscles contract the size of the pupil is decreased. Changing the size of the pupil controls the amount of light entering the eye.
These extrinsic eye muscles are some of the fastest contracting and most precisely controlled skeletal muscles in the human body and function as Agonist & Antagonists pairs to move the eyeball. 1  Superior and Inferior Rectus Muscles, 2  Lateral and Medial Rectus Muscles,hese muscles are called extrinsic eye muscles because their origin points are outside of the eyeballs (in the orbit) and insertion points are on the outer surface of the Sclera.