Bio 111 lab TAMU exam
What are the main functions of the muscular system? (6) - ANSWER 1. Moves
bones for purposeful movement.
2.Move blood in circulatory system
3.Adjust blood pressure
4.Move food along digestive tract
5.Assist in gathering information from outside world
6.Create heat
What does the term muscle mean? - ANSWER Little Mouse
How many voluntary muscles are there in the body? - ANSWER about 650
Where is the smallest skeletal muscle located? - ANSWER in the middle ear
What is the correct term for the skeletal muscle of the middle ear? - ANSWER
Stapedius
What is the longest skeletal muscle? - ANSWER sartorius
What does the sartorius muscle control? - ANSWER It moves the hip joint and the
knee joint
What are weak actions when it comes to muscle movement called? - ANSWER
Myopathy- "myo" for muscle, and "pathy" for suffering which means muscle disease
What is a synergist muscle? - ANSWER It is a muscle that assists the primary
muscle, or agonist, in performing a specific action at a joint. (Weak action example)
Synergist muscles help to: (3) - ANSWER 1. Increase power and strength:
Synergist muscles help to increase the power and strength output of a movement.
2.Reduce instability: Synergist muscles help to reduce instability and make
movements more fluid.
3. Make movements more accurate: Synergist muscles help to make movements
more accurate
What are some examples of synergist muscles? - ANSWER 1.Biscep Curls
2. Lifting a cup
3. Spinal flexion
What is the biggest muscle in the body? - ANSWER gluteus maximus (butt)
If you were to move all body muscles in the same direction, how many tons of force
would develop? - ANSWER 25 tones of force
What do all muscles require? - ANSWER Energy from food
, What muscle moves food through the digestive track? - ANSWER smooth muscle
Calat- - ANSWER something inserted
Intercalated disc - ANSWER membranous band that connects cardiac muscle cells
erg- - ANSWER work
fasc- - ANSWER bundle
fasciculus - ANSWER bundle of muscle fibers
-gram - ANSWER something written
myogram - ANSWER recording of a muscle contraction
hyper- - ANSWER over, more
hypertrophy - ANSWER enlargement of muscle fibers
inter- - ANSWER between
intercalated disc - ANSWER membranous band that connect cardiac muscle cells
iso- - ANSWER equal
isotonic contraction - ANSWER contraction during which the tension in a muscle
remains unchanged
laten- - ANSWER hidden
latent period - ANSWER period between a stimulus and the beginning of a muscle
contraction
-lemm - ANSWER rind or peel
sarcolemma - ANSWER the cell membrane of a muscle fiber
myo- - ANSWER muscle
myofibril - ANSWER contractile bundle of filaments within a muscle cell
reticul- - ANSWER a net
sarcoplasmic reticulum - ANSWER network of membranous channels within a
muscle fiber
sarco- - ANSWER flesh
sarcopalsm - ANSWER substance within a muscle fiber
What are the main functions of the muscular system? (6) - ANSWER 1. Moves
bones for purposeful movement.
2.Move blood in circulatory system
3.Adjust blood pressure
4.Move food along digestive tract
5.Assist in gathering information from outside world
6.Create heat
What does the term muscle mean? - ANSWER Little Mouse
How many voluntary muscles are there in the body? - ANSWER about 650
Where is the smallest skeletal muscle located? - ANSWER in the middle ear
What is the correct term for the skeletal muscle of the middle ear? - ANSWER
Stapedius
What is the longest skeletal muscle? - ANSWER sartorius
What does the sartorius muscle control? - ANSWER It moves the hip joint and the
knee joint
What are weak actions when it comes to muscle movement called? - ANSWER
Myopathy- "myo" for muscle, and "pathy" for suffering which means muscle disease
What is a synergist muscle? - ANSWER It is a muscle that assists the primary
muscle, or agonist, in performing a specific action at a joint. (Weak action example)
Synergist muscles help to: (3) - ANSWER 1. Increase power and strength:
Synergist muscles help to increase the power and strength output of a movement.
2.Reduce instability: Synergist muscles help to reduce instability and make
movements more fluid.
3. Make movements more accurate: Synergist muscles help to make movements
more accurate
What are some examples of synergist muscles? - ANSWER 1.Biscep Curls
2. Lifting a cup
3. Spinal flexion
What is the biggest muscle in the body? - ANSWER gluteus maximus (butt)
If you were to move all body muscles in the same direction, how many tons of force
would develop? - ANSWER 25 tones of force
What do all muscles require? - ANSWER Energy from food
, What muscle moves food through the digestive track? - ANSWER smooth muscle
Calat- - ANSWER something inserted
Intercalated disc - ANSWER membranous band that connects cardiac muscle cells
erg- - ANSWER work
fasc- - ANSWER bundle
fasciculus - ANSWER bundle of muscle fibers
-gram - ANSWER something written
myogram - ANSWER recording of a muscle contraction
hyper- - ANSWER over, more
hypertrophy - ANSWER enlargement of muscle fibers
inter- - ANSWER between
intercalated disc - ANSWER membranous band that connect cardiac muscle cells
iso- - ANSWER equal
isotonic contraction - ANSWER contraction during which the tension in a muscle
remains unchanged
laten- - ANSWER hidden
latent period - ANSWER period between a stimulus and the beginning of a muscle
contraction
-lemm - ANSWER rind or peel
sarcolemma - ANSWER the cell membrane of a muscle fiber
myo- - ANSWER muscle
myofibril - ANSWER contractile bundle of filaments within a muscle cell
reticul- - ANSWER a net
sarcoplasmic reticulum - ANSWER network of membranous channels within a
muscle fiber
sarco- - ANSWER flesh
sarcopalsm - ANSWER substance within a muscle fiber
