DHO Health Science Updated: Muscular System Flashcards
What do muscles help protect?
Organs
What stimulates muscles?
Nerves
What is it called when a person has control over an action of the body?
Voluntary
What is it called when a function occurs without conscious thought or control?
Involuntary
Muscle tone
Muscles are partially contracted at all times even though they may not be in use
How many main types of muscle are there?
3
What is another name for heart muscle?
Myocardium
Which muscle consists of highly coordinated cells that communicated with each other?
Cardiac muscle
What is another name for smooth muscle?
Visceral muscle
Strong, tough fibrous connective tissue cord that does not stretch
Tendon
Extends from your neck, down along the spine to about the middle of your back and across your shoulder blade
Trapezius
What is the name for the chest muscles?
Pectoralis major
Which muscle is the broadest muscle of the back and powerful enough to overcome the whole weight of the body?
Latissimus Dorsi
What is an IM?
Intermuscular Injection
Which muscle is triangular in shape and is the most common site for an IM?
Deltoid
Where are IM injections given before a person can walk?
Quadricep femoris
Name the three sites for Intramuscular (IM) injections
Quadricep femoris, gluteus maximus deltoid
What goes from sternum, across clavicle to behind the ear?
Sternocleidomastoid
Tough, sheet-like membrane that covers and protects the tissue
Fascia
Longest and strongest tendon in the body that attaches the gastrocnemius muscle (a calf muscle) to the calcaneus (heel bone)
Achilles tendon
What is the name for muscles being partially contracted at all times even though they may not be in use?
Muscle tone