Topic 3 - The Muscular System

Question 1

aka Cardiac Muscle

One of the 3 muscle types.

Answer 1

myocardium

Question 2

specialized intercellular connection which allows various molecules, ions and electrical impulses to directly pass between cells.

Answer 2

gap junction(s)

Question 3

chaotic contractions across the heart

Answer 3

fibrillation

Question 4

a device that is capable of sending a therapeutic dose of electric current through the heart that restores the heart to normal

Answer 4

defibrillator

Question 5

One of the 3 muscle types, found in the walls of all the viscera.

Answer 5

Smooth muscle

Question 6

a series of wave-like muscle contractions that moves food to different processing stations in the digestive tract.

Answer 6

peristalsis

Question 7

One of the 3 muscle types, the muscle attached to the skeleton. Function includes motion, posture, heat production and facial expression.

Answer 7

skeletal muscle

Question 8

prefix for within, on the inside

Answer 8

endo-

Question 9

a fibre that is a non-living product of a cell that is a key constituent of connective tissue matrix

Answer 9

collagen

Question 10

connective tissue that connects muscle to bone

Answer 10

tendon

Question 11

connective tissue that connects bone to bone

Answer 11

ligament

Question 12

an injury to a ligament involving stretching or tearing of this tissue

Answer 12

sprain

Question 13

an injury to either a muscle or a tendon

Answer 13

strain

Question 14

The degenerative loss of skeletal muscle mass and strength. Greek for “poverty of flesh”

Answer 14

sarcopenia

Question 15

suffix meaning pain

Answer 15

-algia

Question 16

marked by debilitating fatigue, widespread muscular pain, and tenderness at specific points (tender points) on the body.

Answer 16

fibromyalgia

Question 17

a term denoting the brain’s ability to reorganize itself by forming new neural connections throughout life.

Answer 17

neuroplasticity