Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
20 Cards in this Set
- Front
- Back
|
Muscle's make up what percentage of your total body weight?
A.25-27% B.90-95% C.10-13% D.40-50% |
D.40-50%
|
|
|
What are the three types of muscular tissue?
|
1.skeletal 2.cardiac 3.smooth
|
|
|
What are two characteristics of skeletal muscle?
|
1.striated 2.voluntary
|
|
|
Where is the only place you can find cardiac muscle?
|
the heart
|
|
|
Cardiac muscle is characterized as being involuntary? T/F
|
TRUE
|
|
|
Cardiac muscle tissue is also characterized has a characteristic autorhythmicity? T/F
|
TRUE
-built in rhythm (pace-maker) |
|
|
Located in the walls of hollow internal structures?
|
smooth muscle tissue
|
|
|
What are two characteristics of smooth muscle tissue?
|
1.nonstriated 2.involuntary
|
|
|
Which function(s) are provided by all three types of muscular tissue?
A.produce body movement B.generate heat C.storing/moving substances w/in the body D.stabilizing body positions |
C. storing and moving substances within the body-done by all 3 types-
|
|
|
Skeletal muscle generates what percentage of body heat?
A.10% B.50% C.99% D.85% |
D. 85%
|
|
|
An autoimmune disease that causes chronic,progressive damage of the neuromuscular junction?
|
myasthenia gravis
|
|
|
Refers to a group of inherited muscle-destroying diseases that cause progressive degeneration of skeletal muscle fibers?
|
muscular dystrophy
|
|
|
The most common form of muscular dystrophy is known as what?
|
Duchenne muscular dystrophy
(DMD) |
|
|
A painful,nonarticular rheumatic disorder that affects the fibrous connective tissue components of muscles, tendons, and ligaments?
|
fibromyalgia
|
|
|
A sudden involuntary contraction of a single muscle in a large group of muscles?
|
spasm
|
|
|
A painful spasmodic contraction?
|
cramp
|
|
|
A spasmodic twitching made involuntarily by muscles that are ordinarily under voluntary control?
|
tic
-Ex.twitching of the eyelid- |
|
|
A rhythmic, involuntary, purposeless contraction that produces a quivering or shaking movement?
|
tremor
|
|
|
An involuntary, brief twitch of an entire motor unit that is visible under the skin?
|
fasciculation
|
|
|
A spontaneous contraction of a single muscle fiber that is not visible under the skin?
|
fibrillation
-i.e heart- |
