Download Unit 6 Muscles Jeopardy

Jeopardy – Muscular System
Question
The connective
tissue “overcoat”
that wraps the
entire muscle is
indicated by
number and what
is the name:
Answer
Number 3 - Epimysium
Question
True or False
A nerve cell and all the muscle cells that it
stimulates are referred to as a motor unit.
Answer
True
Question
Which of these muscles is not responsible for flexion
or extension of the arm?
A.
B.
C.
D.
E.
Biceps Brachii
Triceps Brachii
Brachialis
Platysma
Latissimus Dorsi
Answer
D. Platysma
Answer
The I band within
the muscle fiber is
indicated by
number:
Answer
Number 7
Question
Muscle tissue that has involuntary regulation of
contraction is:
A.
B.
C.
D.
E.
Cardiac Muscle
Smooth Muscle
Skeletal Muscle
Cardiac & Smooth Muscle
Cardiac & Skeletal Muscle
Answer
D. Cardiac & Smooth Muscle
Question
What type of membrane wraps a fascicle (bundle of fibers)?
a. Endomysium
b. Perimysium
c. Epimysium
Answer
B. Perimysium
Question
Which is not the function of the muscle system?
a. Movement
b. Maintain Posture
c. Stabilize Joint
d. Hematopoiesis
e. Generate Heat
Answer
D. Hematopoiesis
Question
Which of the following does not describe cardiac
muscle tissue:
A.
B.
C.
D.
E.
Uninucleated
Striations
Involuntary
Rhythmic Contractions
Attached to bones
Answer
E. Attach to bones
Question
Which of the following is composed of myosin
protein?
a.
b.
c.
d.
e.
Thick filaments
Thin Filaments
All myofilaments
Z discs
Light bands
Answer
A. Thick Filaments
Answer
True or False
A contraction in which a skeletal muscle does not
shorten but its tension increases is called isometric.
Answer
True
Category 2 questions follow
Question
The axon terminals of a nerve cell and the
sarcolemma of a skeletal muscle join at the?
A. Motor unit
b. Action potential
c. Synaptic Cleft
D. Neuromuscular junction
Answer
D. Neuromuscular Junction
Question
The gap between the axon terminal of the neuron
and the sarcolemma of the skeletal muscle cell is
called:
A.
B.
C.
D.
E.
Motor Unit
Sarcomere
Neuromuscular Junction
Synaptic Cleft
Cross Bridges
Answer
D. Synaptic Cleft
Question
What is the name of the neuromuscular transmitter
(chemical) that stimulates skeletal muscle to
contract?
Answer
Acetylcholine (aCH)
Answer
The A band
is indicated
by number:
Answer
Number 6
Answer
During a skeletal muscle contraction, myosin cross
bridges attach to active sites of:
A. Myosin filaments
B. Actin filaments
C. Z discs
D. Thick filaments
E. H zone
Answer
B. Actin filaments
Question
A skeletal muscle twitch differs from a tetanic
contraction in that:
A. Tetanic contraction is abnormal, while a twitch is a
normal response
B. Tetanic contraction is caused by a single contraction
while twitch is caused by a rapid multiple stimuli
C. Muscle twitch is prolonged and continuous while a
tetanic contraction is brief and jerky
D. A muscle twitch is a brief and jerky movement and a
tetanic contraction is prolonged and continuous.
Answer
D. A twitch is brief and jerky, tetanic is long and
continuous.
Question
The striations that give a skeletal muscle its striped
appearance are produces by:
A.
B.
C.
D.
E.
A difference in the thickness of the sarcolemma
The arrangements of the myofilaments
Sarcoplasmic reticulum
T tubules
Position of the heads of the thick filaments.
Question
B. Arrangements of the myofilaments.
Question
Which of the following muscles adducts the thigh?
A.
B.
C.
D.
E.
Hamstrings
Gluteus Maximus
Abductor Muscles
Adductor Muscles
Quadriceps
Question
A. Hamstrings
Category 3 questions follow
Question
Which of the following muscles is not involved in
dorsi flexion and/or plantar flexion of the foot?
A.
B.
C.
D.
E.
Gastrocnemius
Tibialis Anterior
Extensor Digitorum Longus
Soleus
iliopsoas
Answer
E. Iliopsoas
Answer
The mechanical force of a contraction is generated by:
A.
B.
C.
D.
E.
Shortening of the thick filaments
Shortening of the thin filaments
A sliding of the thin filaments past the thick ones
The accordion-like folding of the thin and thick filaments
The temporary disappearance of the thin filaments
Answer
C. A sliding of the thin filaments past the thick ones.
Answer
Which of these events must occur first to trigger a
skeletal muscle to generate an action potential and
contract:
A.
B.
C.
D.
E.
Sodium rushes into the cell
Ach causes a temporary permeability to sodium
Diffusion of potassium ions out of the cell
Operation of the sodium-potassium pump
Acetylcholinesterase (AchE) breaks down Ach.
Answer
B. Acetylcholine (Ach) causes a temporary
permeability to sodium
Question
Paralysis of which of the following muscles would
make an individual unable to flex the knee?
A.
B.
C.
D.
E.
Biceps Femoris
Vastus Medialis
Vastus Intermedius
Vastus Lateralis
Iliopsoas & Rectus Femoris
Answer
A. Biceps Femoris
Question
Which of the following muscles inserts on the
calcaneus?
A.
B.
C.
D.
E.
Semitendinosus
Sartorius
Tibialis anterior
Soleus
Iliopsoas
Question
D. Soleus
Question
Which of the following is the action of the
orbicularis oris?
A.
B.
C.
D.
Closes, purses and protrudes the lips
Pulls lower lip down and back
Draws eyebrows together
Allows blinking, squinting and various other
protective eye movements
E. Closes the jaw.
Question
A. Closes, purses and protrudes the lips
Question
Creatine Phosphate functions within the muscle
cells by:
a. Forming a temporary chemical compound with
myosin
b. Forming chemical compound with actin
c. Inducing a conformational change in the myosin
d. Storing energy that will be transferred to ADP to
resynthesize ATP as needed
e. Storing energy that will be transferred to ATP to
resynthesize ADP as needed
Answer
D. Storing energy that will be transferred to ADP to
resynthesize ATP as needed
Question
Which one of the following muscle actions would
not be classified as an isotonic contraction:
a. Lifting a glass of water
b. Writing a letter
c. Pushing against a stationary wall
d. Tying your shoe
e. Throwing a ball
Answer
C. Pushing against a stationary wall
Question
Anaerobic glycolysis occurs without:
Answer
Oxygen
Category 4 questions follow
Question
A muscle located on the ventral (anterior) side of
the body is the:
A.
B.
C.
D.
E.
Pectoralis Major
Occipitals
Gastrocnemius
Gluteus Maximus
Latissimus Dorsi
Answer
A. Pectoralis Major
Question
The muscle tissue that consists of very long, cylindrical,
multinucleated cells with very obvious striations is?
Question
Skeletal Muscle
Question
The insertion of the Gluteus Maximus is:
a. Tibia
b. Sacrum
c. Ilium
d. Femur
e. Calcaneus
Answer
D. femur
Question
Which of the following muscles does not compress
the abdomen?
a. Internal Oblique
b. External Oblique
c. Latissimus Dorsi
d. Transverse Abdominis
e. Rectus Abdominis
Answer
C. Latissimus Dorsi
Question
A muscle that works with and assists the action of
the prime mover is an:
Answer
Synergist
Category 5 questions follow
Question
True or False
A sustained partial contraction of skeletal muscle is
called muscle tone.
Question
True
Question
True or False
Lactic acid results from aerobic respiration.
Question
False
Question
True or False
Dorsi flexion and plantar flexion are synergistic
actions.
Question
False
Question
True or False
One of the important functions of the skeletal
muscles is to produce heat.
Answer
True
Question
Which of these pathways to regenerate ATP during muscle
activity is fastest?
A.
B.
C.
D.
E.
Direct phosphorylation of ADP by Creatine phosphate
Aerobic Respiration
Anaerobic glycolysis and lactic acid formation
Oxidative phosphorylation
Both aerobic and anaerobic glycolysis
Answer
C. Anaerobic glycolysis and lactic acid formation
Question
A sarcomere is:
A.
B.
C.
D.
E.
The nonfunctional unit of the skeletal muscle
The contractile unit between the Z lines
The area between the two intercalated discs
The wavy lines on a cell, as seen in a microscope
A compartment in a myofilament
Answer
B. The contractile unit between the Z lines
Question
Which of the following muscles are antagonists?
A.
B.
C.
D.
E.
Biceps Brachii and Triceps Brachii
Biceps Femoris and Biceps Brachii
Vastus Medialis and Vastus Lateralis
Masseter and temporalis
Gastrocnemius and Soleus
Answer
A. Biceps Brachii and Triceps Brachii
Question
While doing a “jumping Jack” your arms and legs
move towards the body. What movement is this?
A.
B.
C.
D.
E.
Flexion
Extension
Abduction
Adduction
Rotation
Answer
D. Adduction
Question