Font size
WorksheetsJoints and Muscles
Total questions: 82
Worksheet time: 1hrs 16mins
What type of connective tissue composes ligaments and tendons?
loose connective tissue
loose regular connective tissue
dense irregular connective tissue
dense regular connective tissue
Unlike synovial joints, a fibrous joint may be
immovable
freely movable
Motor neurons are part of a _______ and activate ______.
motor schema, muscle fascia
motor schema, muscle fibers
motor unit, muscle fascia
motor unit, muscle fibers
What type of joint is shown in the picture?
pivot joint
plane joint
saddle joint
hinge joint
The rotation of your skull on top of your neck is made possible by which type of joint?
suture joint
hinge joint
condyloid joint
pivot joint
Cardiac muscle is found in...
the deepest part of skeletal muscles
the intestines
the heart
the space superficial to the pericardium
Skeletal muscles are activated ______ and are _______.
voluntarily; attached to bones by ligaments
voluntarily; attached to bones by tendons
involuntarily; found in the intestines
involuntarily; attached to bones by tendons
Which of the following is not a function of muscle tissue?
movement
homeostatic regulation of calcium
heat production
support
What type of bones have complex shapes and can absorb impact?
Long Bones
Irregular Bones
Sesamoid Bones
Flat Bones
What is an example of a sesamoid bone?
Tarsals
Carpals
Clavicle
Patella
Definition of Synovial Joints
Joint surrounded by soft tissue, which decreases movement to hardly any
Does not allow a large amount of movement
Freely movable, however defined by the structure of joints
Freely movable, not defining any structure of the joints
How are fixed joints defined?
Slightly movable, with no surrounding tissue
Allow small amounts of movement, hardly any tissue
No movement at all, with fibrous tissue
Fixed bones with cartilage
What are the joints in your skull classified as?
sliding joints
hinge joints
pivot joints
fixed joints
The place where two bones meet.
cartilage
joint
tendon
ligament
Which of these is NOT true about joints?
All joints are movable.
It is any place where two bones meet.
Joint movement is involuntary.
All joints are found in the arms and legs.
How is cardiac muscle similar to skeletal muscle?
They both have striations
They both tire out quickly
They both are voluntary
They both are part of the heart
How many types of muscles are there?
2
4
3
1
What are the characteristics of cardiac muscle?
Involuntary
Found in the heart
Banded appearance
Dense connective tissue packaging
Where is smooth muscle found?
Heart
Facial muscles
Organs
Legs
The connective tissue sheath that surrounds a muscle fasciculus is:
epimysium
endomysium
perimysium
Given the following events:
1. Acetylcholine is broken down.
2. Acetylcholine moves across the synaptic cleft.
3. An action potential reaches the terminal branch (presynaptic terminal).
4. Acetylcholine combines with a receptor molecule on a skeletal muscle (postsynaptic membrane).
5. An action potential is produced in the skeletal muscle cell.
Choose the arrangement that lists the events in the order they occur at a neuromuscular junction.
2,3,4,1,5
3,2,4,5,1
3,4,2,1,3
4,5,2,1,3
Muscles that oppose one another are:
synergists
hateful
prime movers
antagonists
Muscles are composed of which of the following?
Lipids
Proteins
Carbohydrates
Fats
Which of the following is defined as the ability of an object to quickly return to its original shape and size?
Elasticity
Excitability
Flexibility
Extensibility
Which of the following describes the sarcomere?
The basic unit of a muscle’s cross-striated myofibril
A protein band that defines the boundary between one sarcomere
Various muscle proteins
Contains the protein actin
Which of the following describes muscle bundles?
Long, multinucleated, thread-like cells
A set of muscle fibers grouped together
Considered to be the cell of the muscle
Organelles that are unique to muscle tissue
What are muscles needed for?
movement
decoration
pumping blood
no one knows
Where is smooth muscle located?
heart
bones
toes
internal organs
The nerve releases a chemical called
neurotransmitter
neuron
myofibril
cell
What are the two main classifications of muscles in the human body?
Voluntary and Controllable
Flabby and Strong
Involuntary and Voluntary
Hard and Soft
How do pairs of skeletal muscles work together?
While one contracts, the other returns to its original length.
Both muscles contract at the same time.
Both muscles relax at the same time.
One muscle pulls on the bone and the other pulls on the first muscle.
The outermost layer of connective tissue of a
muscle is:
fascicle.
epimysium.
endomysium.
perimysium.
The thick myofibril filament of a sarcomere is composed of which protein?
actin.
myosin.
sarcolemma.
titin.
The muscle primarily responsible for a movement
is:
prime mover (agonist).
synergist.
antagonist.
origin.
The neuron and the collection of muscle fibers it innervates is called:
neural impulse.
motor neuron.
muscle fiber.
motor unit.
The functional contractile unit within a muscle fiber is the:
sarcoplasm.
sarcolemma.
sarcomere.
sarcoplasmic reticulum.
Muscles work in pairs. What is this called?
Antagonistic Pairs
Pears
Bicep
Antiseptic Pairs
Tommy Tu is standing on his tiptoes. Which muscle allows this?
Gastrocnemius
Hamstring
Quadriceps
Sally is performing a press-up. During the upward phase, which muscle causes arm extension?
Triceps
Biceps
Shoulder
Which of the following is a hinge joint?
Knee
Shoulder
Hip
Stringer is training for rugby pre-season by doing sit-ups. Which muscle group is he targeting?
Deltoids
Abdominals
Trapezius
Quadriceps
What connects muscle to bone?
Tendon
Ligament
Cartilage
Which is not a way muscles are named?
color
size
shape
direction of fibers
Which characteristic of a muscle allows it to shorten?
extensibility
contractility
excitability
elasticity
Which type of muscle is voluntary most of the time? (a)
skeletal
cardiac
smooth
What is part number 1?
epimysium
perimysium
fascicle
myofibril
What is the name of part number 2?
epimysium
perimysium
fascicle
myofibril
What is part number 3?
epimysium
perimysium
fascicle
myofibril
What is the name of part number 4?
myosin
fiber
myofibril
actin
What is the name of part number 5?
myosin
fiber
myofibril
actin
What is part number 6?
myosin
fiber
myofibril
actin
What is part number 7?
myosin
fiber
myofibril
actin
Which term refers to a joint angle becoming larger?
flexion
extension
abduction
adduction
Which term refers to muscle fibers increasing in size?
atrophy
hypertrophy
abduction
adduction
Check all that apply. Skeletal muscle is responsible for:
movement of the body
stabilizing joints
maintaining posture
contracting organs to move substances
Which muscle is labeled as #7?
rectus abdominis
rectus femoris
vastus lateralis
vastus medialis
Which muscle is labeled as #10?
external obliques
gluteus maximus
pectoralis major
deltoid
Which muscle is labeled as #9?
tibialis anterior
fibularis longus
gastrocnemius
sartorius
Which muscle is labeled as #14?
sartorius
vastus medialis
adductors
vastus lateralis
Which muscle is labeled as #5?
wrist flexors
brachioradialis
biceps brachii
wrist extensors
Which muscle is labeled as #8?
latissimus dorsi
trapezius
deltoid
triceps brachii
Which muscle is labeled as #12?
gluteus maximus
biceps femoris
achilles tendon
gastrocnemius
Which muscle is labeled as #2?
triceps brachii
biceps brachii
brachioradialis
biceps femoris
Which muscle is labeled as #10?
wrist flexors
wrist extensors
brachioradialis
radioulnas
Which muscle is labeled as #11?
biceps femoris
semitendinosus
semimembranosus
rectus femoris
Which muscle group includes the external obliques and the rectus abdominis?
abdominals
quads
hamstrings
Which muscle group consists of the biceps femoris, semitendinosus, and semimembranosus?
quads
hamstrings
Which body movement is shown by "A" in this picture?
Inversion
Eversion
Plantarflexion
Dorsiflexion
In the anatomical position, are the arms in pronation or supination?
pronation
supination
What body movement did this woman perform to move from step 1 to step 2?
adduction
abduction
flexion
extension
When a person performs arm circles as shown in the picture, which body movement is being demonstrated?
circumduction
rotation
abduction
adduction
Check all that apply: Rotation can occur at which joints in the body?
neck
hip
elbow
shoulder
