84 Questions
Which muscle is responsible for dorsiflexion and inversion of the foot?
Tibialis Anterior
What is the action of the Flexor Hallucis Longus muscle?
Plantar flexion of the foot
Which muscle has an origin on the medial condyle of the tibia and proximal shaft of the tibia?
Tibialis Anterior
What is the action of the Gastrocnemius muscle?
Plantar flexion of the foot
Which compartment of the lower leg contains the Fibularis (Peroneus) Longus and Fibularis (Peroneus) Brevis muscles?
Lateral Compartment
What is the insertion of the Tibialis Anterior muscle?
Base of 1st metatarsal
What is the origin of the Long Head of the Biceps Brachii muscle?
Superior portion of the labrum
Which muscle is the MOST POWERFUL FLEXOR of the elbow joint?
Brachialis
What is the term used for medial epicondylitis caused by overuse of muscles on the anterior side of the forearm?
Golfer’s Elbow
What is the origin of the Iliopsoas Muscle?
T12/L1 and iliac fossa
What is the function of the Hamstrings?
Flexion at the knee joint and extension at the hip joint
What is the insertion of the Quadriceps Femoris muscle?
Tibial tuberosity
What is the function of the Adductor Magnus muscle?
Adduction at the hip joint
What is the origin of the Triceps Brachii muscle?
Infraglenoid tubercle
What is the term used for the injury caused by overuse of muscles on the posterior side of the forearm?
Tennis Elbow
What is the function of the Sartorius muscle?
Weakly flexes, abducts, and laterally rotates the hip
Which type of muscle tissue is found in the walls of hollow internal structures?
Smooth muscle tissue
What is the characteristic of a muscle's origin?
The site that does not move during contraction
Which muscle is an example of a prime mover at the elbow joint?
Biceps brachial
What determines the direction of a muscle's name?
The direction of the muscle fibers to the midline
What type of muscle tissue is both striated and involuntary?
Cardiac muscle tissue
Which term describes the arrangement of muscles at a joint?
Antagonistic
What is the main function of the external intercostal muscles during breathing?
To elevate the ribs during inspiration
What is the most important muscle that powers breathing?
Diaphragm
What is the name of the opening in the diaphragm through which the aorta passes?
Aortic hiatus
What is the primary function of the biceps brachial muscle during elbow movement?
To contract and flex the elbow
Which muscle is responsible for depressing the ribs?
Rectus abdominis
What is the role of the antagonist muscle during a movement?
To stretch and then become the primary mover
What is the name of the fibrous band that separates the right and left rectus abdominis muscles?
Linea alba
What type of connective tissue connects muscles to bones?
Tendons
Which muscle originates from the supraspinous fossa and inserts on the greater tubercle of the humerus?
Supraspinatus
What is the main function of the rotator cuff muscles?
To strengthen and stabilize the shoulder
Which muscle is responsible for lifting the chin and extending the neck?
Sternocleidomastoid
Which muscle originates from the anterior abdominal wall and inserts on the linea alba?
Rectus abdominis
What is the action of the trapezius muscle?
To raise the shoulders
What is the name of the muscle that flexes the vertebral column and produces a 'six-pack' appearance?
Rectus abdominis
Which muscle is the widest back muscle?
Latissimus Dorsi
What is the name of the opening in the diaphragm through which the esophagus passes?
Esophageal hiatus
What is the primary function of the erector spinae muscle?
To extend the vertebral column
Which muscle is responsible for producing a 'winging' of the scapula?
Pectoralis Minor
What is the origin of the latissimus dorsi muscle?
Spines T7-L5, ribs 9-12, and iliac and sacral crests
What is the insertion of the pectoralis major muscle?
Greater tubercle of the humerus
What is the origin of the Short Head of the Biceps Brachii muscle?
Coracoid process
Which muscle is responsible for flexion, lateral rotation, and abduction of the hip?
Iliopsoas Muscle
What is the insertion of the Triceps Brachii muscle?
Olecranon
Which muscle is an example of a flexor of the hand and wrist?
Tereres
What is the origin of the Semitendinosus muscle?
Ischial tuberosity
Which muscle is responsible for producing a 'winging' of the scapula when paralyzed?
Serratus Anterior
What is the insertion of the Quadriceps Femoris muscle?
Tibial tuberosity
Which muscle is responsible for flexion of the elbow joint?
Biceps Brachii
What is the origin of the Gluteus Maximus muscle?
Ilium
Which muscle is an example of an extensor of the hand and wrist?
Extensor Carpi Radialis
What is the primary function of the triceps brachial muscle during elbow movement?
Extension of the elbow
What is the role of the antagonist muscle during a movement?
Contracts to oppose the movement
Which type of connective tissue connects muscles to bones?
Tendons
What is the characteristic of a muscle's origin?
The point at which the muscle attaches to the bone
Which muscle is responsible for lifting the chin and extending the neck?
Sternocleidomastoid
Which muscle is the widest back muscle?
Latissimus Dorsi
What is the primary function of the erector spinae muscle?
Extension of the vertebral column
Which muscle originates from the anterior abdominal wall and inserts on the linea alba?
Rectus Abdominis
What is the action of the pectoralis major muscle?
Adduction of the shoulder joint
What is the term used for the fibrous band that separates the right and left rectus abdominis muscles?
Linea Alba
Which of the following muscles is responsible for producing dorsiflexion and inversion of the foot?
Tibialis Anterior
Which compartment of the lower leg contains the Tibialis Anterior muscle?
Anterior Compartment of Lower Leg
What is the function of the muscle that runs obliquely between the Gastrocnemius and Soleus muscles?
Plantar flexion of the foot
Which muscle originates from the lateral condyle and proximal shaft of the tibia?
Tibialis Anterior
What is the result of the contraction of the Flexor Hallucis Longus muscle?
Flexion of the big toe
Which muscles plantar flex the foot at the ankle joint?
Posterior Compartment muscles
What is the characteristic of a muscle's insertion?
Site that moves during the contraction
What type of muscle tissue is both striated and voluntary?
Skeletal muscle tissue
What is the term used to describe the arrangement of muscles at a joint?
Antagonistic
What is the role of the prime mover muscle during a movement?
To cause the desired movement
What is the characteristic of a muscle's origin and insertion?
Origin is typically more proximal and insertion is typically more distal
What is the function of skeletal muscles in thermogenesis?
To generate heat
What is the action of the external intercostal muscles during inspiration?
Elevate the ribs
What is the origin of the internal oblique muscle?
Iliac crest and thoracolumbar fascia
What is the function of the diaphragm during breathing?
It increases the dimension of the thoracic cavity
Which muscle is responsible for flexing the vertebral column?
Rectus abdominis
What is the name of the opening in the diaphragm through which the inferior vena cava passes?
Caval hiatus
Which muscle originates from the xiphoid process and ribs 7-12?
Rectus abdominis
What is the function of the transversus abdominis muscle?
It compresses the abdominal contents
Which muscle is part of the rotator cuff?
Teres minor
What is the action of the internal intercostal muscles during forced expiration?
They draw the ribs together
Which muscle originates from the inferior border of the rib above and inserts on the superior border of the rib below?
External intercostal
Test your knowledge of human muscles, including their types, functions, and characteristics. Learn about skeletal, cardiac, and smooth muscle tissues, and how they contribute to movement and other bodily functions.
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