Musclar system
Terms
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- Which muscle is called the "prayer muscle"?
- Sternocleidomastoid
- What back muscle extends the head and elevates the shoulders?
- Trapezius
- Which muscle adducts the arm and draws the shoulder down and back?
- Latissimus dorsi
- What are the 3 types of muscle tissue?
-
Skeletal
Smooth
Cardiac - Is cardiac muscle voluntary or involuntary
- Involuntary
- Is smooth muscle voluntary or involuntary
- Involuntary
- Is skeletal muscle voluntary or involuntary
- Voluntary
- Muscle tissue constitutes how much of the total body weight?
- 40-50%
- Kinesiology
- Study of human movement
- Extensibility
- As one muscle group contracts, the opposing muscle group extends
- Irritability
- The ability of muscle tissue to receive and respond to stimuli
- Elasticity
- The ability of muscle tissue to return to its original shape when relaxing
- Contractility
- The ability of muscles to shorten and thicken or contract to produce movement
- Through contractions, what 3 functions do muscles perform?
-
Motion
Maintain posture
Produce heat - Do muscles work by pushing or pulling on bones?
- Pulling
- How many muscles are in the human body?
- About 600 (636)
- If your arm is straight out and you return it to your body, this type of movement is called
-
Adduction
(ADD to the body) - The muscles that have the opposite actions of the prime mover are called
- Antagonist
- What kind of muscle tissue attaches to and moves bone?
- Skeletal muscles
- When muscles lift something upward (shrug shoulders) is called?
- Elevation
-
When a muscle contracts, it physically gets
a. longer and thinner
b. shorter and thicker - Shorter and thicker
- Where is cardiac muscle found?
- Heart
- What ORGAN SYSTEM allows the body to move?
- Muscular system
-
Muscles are made of:
a. long, thin fibers
b. joints
c. tendons
d. ligaments - Long, thin fibers
-
In order to contract, muscle fibers need:
a. carbon dioxide
b. energy
c. water - Energy
- Muscles contract after receiving a message from?
- The brain and spinal cord
-
What function would involuntary muscle have in the body?
a. Moving the arm
b. Turning the head
c. Moving food through the digestive system - Moving food through the digestive system
- Bones are attached to muscles by?
- Muscles
- The physiological characteristic that allows LIVING THINGS TO RESPOND TO STIMULI is?
- Irritability
-
Which of these is not one of the 3 muscle tissues?
a. skeletal
b. smooth
c. myofibril
d. cardiac - Myofibril
- Study of human movement?
- Kinesiology
- Muscles that can shorten and thicken or contract to produce movement are known as?
- Contractility
- As one muscle group contracts the opposing muscle group extends. This is called
- Extensibility
- Is cardiac muscle voluntary or involuntary?
- Involuntary
-
Striated muscles are:
a. muscles that have bands
b. involuntary
c. do not have bands
d. found in the heart - Muscles that have bands
- The only body tissue that can contract or shorten is:
- Muscle tissue
- When the body is straight with palms and toes facing up it is called?
- Anatomical position
- Turn a body part outward
- Eversion
- Lower something downward, like slouch shoulders
- Depression
- Palms of hand upward
- Supination
- Palms of hand downward
- Pronation
- What is the opposite of flexion?
- Extension
- What is the movement when a person brings 2 body parts into a straight line?
- Extension
- Lift up your leg and move it AWAY FROM THE MIDLINE OF THE BODY
- Abduction
- Twisting movment - turn shoulder right or left
- Rotation
- Decrease in size of muscle
- Atrophy
- Movement occurs only in shoulders and hip joints - when you do arm CIRCLES
-
Circumduction
(CIRC...) - Distal attachment of muscle on the bone
- Insertion
- What part of the muscle is between the origin and insertion - it covers immovable bone
- Belly
- When muscles contract, does the origin move toward or away from the insertion?
- Away
- What are spasmodic contractions of a muscle?
- Cramps
- How many attachments does a muscle have?
- 2
- What part of the muscle is the proximal (closer) attachement on the immovable bone?
- Origin
- Muscles that are primarily responsible for an action
- Primer mover
- Muscles that aid the prime mover by contracting at the same time to be more effective
- Synergist
- When the bicep contracts to flex the forearm, the tricep does what?
- Extends and is the antagonist
-
When a muscle relaxes, it gets
a. longer and thinner
b. shorter and thicker - Longer and thinner
- Skeletal muscle is voluntary or involuntary
- Voluntary
-
Voluntary muscle cells are:
a. smooth
b. striated
c. ciliated
d. branched - Striated
- What is the ability of muscles to return to the original shape when relaxed?
- Elasticity
- Spasmodic contraction of a muscle
- Cramp or spasm
- Each muscle has how many attachments
- 2
- What 3 muscles are used for arm movement?
-
Pectoralis major
Deltoid
Trapezius -
Which of these are a pair or antagonistic muscles?
a. bicep & tricep
b. gluteus maximus & gastrocnemius
c. semitendinosus & deltoid - Bicep and tricep
- The calf muscle is attached to the calcaneous (heel) by what?
- Achilles tendon
- What 2 muscles flex the lower leg?
- Hamstring and gastrocnemius
- What are the muscles of the hamstring group?
-
Bicep femoris
Semitendinosus
Semimembranosus - What are the muscles of the quadricep group?
-
Rectus femoris
Vastus medialis
Vastus lateralis
Vastus intermedius - What muscle is a synergist (helper) in both flexion and extension of the arm?
- Deltoid
- What motion is it when you lay on your back and lift your head up?
- Flexion
- What muscle do you use in a sit-up?
- External oblique
- What does the sternomastoid do?
-
Flexes head
Rotates head to sides
Elevated sternum when breathing - What does the tricep brachii do?
- Extend forarm
- What does the deltoid do?
- Abducts the upper arm
- What does the latissmus dorsi do?
-
Adducts arm
Draws shoulder down and back - Waht does the bicep brachii do?
-
Flex forearm
Supinate forearm and hand (rotates outward) - What does the trapezius do?
- Extend head, elevate shoulders
- What does the brachioradialis do?
- Flex forearm
- What does the gluteus maximus do?
-
Extend femur and rotate it outward
Give you a big booty - What does the extensor digitorum do?
- Extend the phalanges
- What does the external oblique do?
- Rotate and flex the vertebral column
- What does the pectoralis major do?
- Adduct and rotates upper arm forward
- What does the rectus abdominus do?
- Flex vertebral column
-
Which of these do NOT flex the foot?
a. gastrocnemius
b. soleus
c. vastus medialis
d. tibialis anterior - Vastus medialis
- What muscle on the thigh acts to extend the lower leg?
- Quadriceps femoris
- What type of muscle tissue controls breathing and digestion?
- Smooth
- What kind of muscle tissue never gets tired?
- Cardiac
- What kind of muscle tissue moves bones?
- Skeletal
- What kind of muscle tissue is found only in the heart?
- Cardiac
- What kind of muscle tissue controls voluntary movement?
- Skeletal
- What kind of muscle tissue reacts slowly and gets tired slowly?
- Smooth
- What kind of muscle tissue reacts quickly and gets tired quickly?
- Skeletal
- What kinds of muscle tissues are striated?
- Skeletal and cardiac
- What kind of muscle tissue is non-striated?
- Smooth