Muscular System

Question 1

List the 4 main functions of the muscular system

Answer 1

allows movement
maintains posture
stabilizes joints
generates heat

Question 2

Which property of muscles says they are capable of receiving and responding to stimulation by nerves

Answer 2

Excitable or Irritable

Question 3

Which property of muscles says they are capable of shortening

Answer 3

contractible

Question 4

which properties of muscles allow them to be stretched without damage?

Answer 4

Extensible

Question 5

Which property of muscles says they are able to return to resting shape after being contracted and extended?

Answer 5

elasticity

Question 6

Which property of muscles says they can change in response to how it’s used, they can get bigger or smaller

Answer 6

adaptability

Question 7

this is a muscle movement controlled consciously by a person such as speaking, writing and writing

Answer 7

voluntary

Question 8

This is a muscle movement that is controlled by the unconscious part of the brain such as heartbeat, intestine moving waste, and breathing

Answer 8

involuntary

Question 9

This type of muscle forms the wall of our heart and controls your heartbeat. It is involuntary

Answer 9

Cardiac muscle

Question 10

This type of muscle is the weakest of all muscle tissue found in the organs and are found in our digestive system, the iris of our eye, and arteries and veins. All involuntary

Answer 10

smooth muscle

Question 11

this type of muscle is connected to our skeleton in at least one place to move parts of bones closer to each other. This is voluntary!

Answer 11

skeletal muscles

Question 12

These are the 5 ways muscles get their names

Answer 12

location
size
direction of the muscle fibers
number of tendons of origin
shape

Question 13

This word is used to describe muscle fibers that run parallel to the midline

Answer 13

Rectus

Question 14

This word is used to describe muscle fibers that run perpendicular to the midline

Answer 14

transverse

Question 15

This word is used to describe muscle fibers that run diagonally to the midline

Answer 15

oblique

Question 16

This muscle has two tendons of origin

Answer 16

Biceps

Question 17

This muscle has three tendons of origin

Answer 17

Triceps

Question 18

This muscle has four tendons of origin

Answer 18

Quadriceps

Question 19

This name describes a muscle having a triangular shape

Answer 19

deltoid

Question 20

This name describes a muscle having a trapezoid shape

Answer 20

Trapezius

Question 21

This name describes a muscle having a rhomboid/diamond shape

Answer 21

Rhomboideus

Question 22

The name describes a muscle having a saw tooth shape

Answer 22

Serratus

Question 23

Attached to the less movable bone

Answer 23

origin

Question 24

attached to the movable bone

Answer 24

insertion

Question 25

moving toward the midline of the body

Answer 25

adduction

Question 26

moving away from the midline of the body

Answer 26

abduction

Question 27

a movement that decreases the angle between two body parts

Answer 27

flexion

Question 28

a movement that increases the angle between two body parts

Answer 28

extension

Question 29

moving a toward or away from the midline

Answer 29

rotation

Question 30

circular movement of a limb from the joint at which the movement is controlled

Answer 30

circumduction

Question 31

what two systems does the muscular system work most closely with?

Answer 31

skeletal and nervous

Question 32

a genetic disorder that causes damage of the muscle fiber causing weakness, immobility, and imbalance

Answer 32

Muscular Dystrophy

Question 33

a congenital disorder that affects the posture, balance, and motor functions

Answer 33

Cerebral Palsy

Question 34

Neurogenerative disease that causes loss of control on voluntary muscles

Answer 34

ALS - Amyotrophic Lateral Sclerosis
or Lou Gehrig’s Disease

Question 35

when tendons become inflamed or irritated most common in wrists, elbows, shoulders and heels causing pain and swelling

Answer 35

Tendonitis