Chap 9 Practice exam
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| Which of the following muscles is named for its shape? | pronator quadratus
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| Which muscle provides voluntary control of defecation? | external anal sphincter
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| When walking, which muscle flexes your forearm? | brachioradialis
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| The masseter and temporalis muscles provide much of the force for: | chewing.
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| Which muscle abducts the thigh, medially rotates the thigh and pelvis of the moving limb during walking? | gluteus minimus
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| When climbing stairs, which muscle or muscle group flexes your leg at the knee? | hamstring group
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| When climbing stairs, which muscles plantarflex your foot? | gastrocnemius and soleus
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| What is the action of flexor carpi ulnaris? | flex the hand
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| Each of the following muscles acts to extend the thigh and flex the leg, EXCEPT: |
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| Which of the following muscles does NOT adduct the thigh? | Rectus Femoris
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| Triceps brachii and biceps brachii perform opposing actions and are classified as: | Antagonist
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| Muscles that move the thumb will be named using the term | pollicis.
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| Which of the following muscles is named for its action? | adductor magnus
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| Which of the following muscles is named using a directional term? | vastus lateralis
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| The vastus lateralis, vastus medialis, and vastus intermedius muscles insert on the: | patella and tibial tuberosity of the tibia.
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| The quadriceps femoris group includes all of the following EXCEPT: biceps femoris. vastus medialis. vastus lateralis. vastus intermedius. |
biceps femoris.
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| Which muscle works as an antagonist to orbicularis oculi? | levator palpebrae superioris
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| Which of the following is NOT a muscle of the rotator cuff? | teres major
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| Where does infraspinatus insert? |
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| Most levers in the human body are: | third-class levers
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| The external urinary sphincter provides involuntary control of urination. | false
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| The union of the muscles of the quadriceps femoris group forms the quadriceps tendon, which continues on to form the patellar ligament. | true
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| The muscle named gluteus maximus tells us two facts: 1) it is located in the buttocks (gluteus), and 2) it is a large muscle (maximus). | true
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| When climbing stairs, the gluteus maximus and hamstring group muscles work as antagonists. | False
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| The superiorly positioned spinalis and longissimus groups of the erector spinae muscles each have a capitis muscle, cervicis muscle, and thoracis muscle. | True
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| An agonist is a muscle that provides most of the force required for a given movement. | True
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| Iliopsoas is formed by the union of two muscles known as: Question 4 options: iliacus and psoas major. vastus medialis and vastus lateralis. sartorius and gracilis. pectineus and adductor magnus. | iliacus and psoas major
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| The superior aspect of the pubic bones is the origin of: Question 5 options: external oblique. rectus abdominis. internal oblique. rectus femoris. | rectus abdominis.
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| Which group is a synergist to the adductor group? Question 6 options: vastus medialis rectus femoris sartorius gracilis | gracilis
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| Where is the origin of the frontalis muscle? | Frontal bone
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| The ability to produce muscle tension allows skeletal muscles to produce body movements known as an: Question 8 options: insertion. action. innervation. origin. | Action
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| Which muscle flexes the hand and abducts the hand? Question 9 options: flexor carpi radialis palmar interossei abductor pollicis longus extensor digitorum |
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| From medial to lateral, what are the muscles of the hamstring group? Question 10 options: semitendinosus, biceps femoris, semimembranosus semimembranosus, semitendinosus, biceps femoris biceps femoris, semitendinosus, semimembranosus semitend | semimembranosus, semitendinosus, biceps femoris
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| Damage to which of the following muscles would interfere most with the ability to breathe? Question 11 options: obliques platysma pterygoid diaphragm | diaphragm
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| John experienced a cut that severed the tendon that attaches the insertion of the gastrocnemius muscle. As a result of this injury, what action is difficult for him to perform? Question 12 options: inversion of the foot eversion of the foot dors | Plantar Flexion
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| Damage to the stylohyoid, mylohyoid, and geniohyoid impairs: Question 13 options: smiling. lateral eye movements. chewing. swallowing. | Swallowing
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| Which of the following is NOT a muscle of ventilation, or breathing? Question 14 options: diaphragm internal intercostal muscles external intercostal muscles external oblique muscle |
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| Which muscle assists with smiling? Question 17 options: orbicularis oculi buccinator zygomaticus major depressor anguli oris | Zygomatics Major
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| What type of muscle performs an anchoring function by holding a bone in place? Question 18 options: fixator agonist synergist antagonist | Fixator
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| The deltoid is responsible for: Question 19 options: extending the humerus. medially rotating the humerus. abducting the arm. adducting the arm. | Abducts arm
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| Which of the following muscles extends the leg at the knee joint? Question 20 options: rectus femoris adductor magnus gracilis sartorius | Rectus Femoris
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| In the human body, what is the fulcrum in a lever system? Question 21 options: The fulcrum is the effort generated by muscle contractions. The fulcrum is the angle of the movement. The fulcrum is the weight of the body part being moved. The f |
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| A lever system works at a mechanical advantage when: Question 22 options: the fulcrum is equally situated between the load and the force. the fulcrum is located farther from the applied force. a small load is to be moved. the fulcrum is locat | B
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| Damage to the pectoralis major would interfere with a person's ability to: Question 23 options: elevate the scapula. adduct the arm at the shoulder. extend the forearm. abduct the arm at the shoulder. | adduct the arm at the shoulder.
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Created by:
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