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.
Answer by Cartmell. Confidence votes 177. Extrinsic muscles are voluntary muscles,external to the eye, that control the direction the eye moves in e.g looking left or right. Intrinsic muscles are within the eye, such as those that control the size of the pupil.Intrinsic muscle is not under voluntary control.xtrinsic muscles are voluntary muscles,external to the eye, that control the direction the eye moves in e.g looking left or right.