The Muscular System

Which of these processes does the muscular system not really help with

• Heart beating

• Circulation

• Vision

• Digestion

Cardiac Muscle is

Organize these options into the right categories

Groups:

(a) Smooth Muscle

,

(b) Cardiac Muscle

,

(c) Skeletal

• Respiratory system

• Voluntary

• No control over it

• Heart

• Intestines

• Involuntary

• works automatically

• Can control it

• Atrium and aorta

• Muscles

Match the following

• relaxes

• Stabiliser

• assists the agonists

• Isometric Contraction

• Force developed, no change in length

• Synergist

• Prime movers

• Antagonist

• Provides support in holding the body

• Agonist

Skeletal muscles are

• attached to muscles via ligaments

• Voluntary

• Involuntary

• attached to bones via tendons

Nervous Control is where

• nerve stimuli control muscle action

• can increase in size (growth) with an increase in activity muscle

• muscles can return to their original size and shape once stretched

• muscles can decrease in size (waste) as a result of injury, illness or lack of exercise.

In the "reciprocal inhibition" relationship the muscle causing the movement is known as ​ (a)  

• the Agonist
• Antagonist
• Synergist
• Stabiliser

Label the Muscular System

a

b

d

e

f

c

Biceps

Abdominals

Deltoid

Quadriceps

Pectoralis

Gastroncemius

Label the point of origin and insertion for both the bicep and tricep

a

b

c

d

Bicep insertion

Tricep Insertion

Bicep origin

Tricep Origin

Explain the Henneman Principle with an example

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