Question 1

Which structure connects muscle to bone and is labeled in the first image as 'Tendon'?

Accepted Answer

Tendon

Question 2

In the second image, which muscle is responsible for abduction of the arm and is a common site for intramuscular injections?

Accepted Answer

Deltoid

Question 3

Referencing the third image, which muscle group is most likely injured when a runner suddenly grabs the back of their leg in pain?

Accepted Answer

Hamstring muscles

Question 4

Based on the fourth image, which muscle is used for dorsiflexion of the foot?

Accepted Answer

Tibialis anterior

Question 5

In the fifth image, which muscle forms most of the fleshy part of the buttock and is responsible for extending the thigh?

Accepted Answer

Gluteus maximus

Question 6

The sixth image shows the rotator cuff. What is the primary function of the rotator cuff muscles?

Accepted Answer

Holding the head of the humerus in place during abduction

Question 7

The seventh image shows sutures in the skull. What type of joint are sutures classified as?

Accepted Answer

Fibrous

Question 8

In the eighth image, the symphysis is shown. What type of joint is a symphysis?

Accepted Answer

Cartilaginous

Question 9

The ninth image illustrates a hinge joint. Which movement is primarily allowed by this type of joint?

Accepted Answer

Back-and-forth (flexion and extension)

Question 10

The tenth image shows a ball-and-socket joint. Which movement is characteristic of this joint?

Accepted Answer

Movement in many directions around a central point

Question 11

The eleventh image shows a bunion. What is the correct medical term for the surgical removal of a bunion?

Accepted Answer

Bunionectomy

Question 12

The twelfth image shows a herniated disk. Which term best describes the location of the herniation?

Accepted Answer

Intervertebral

Question 13

The thirteenth image shows a joint affected by osteoarthritis. Which of the following is NOT a characteristic of osteoarthritis?

Accepted Answer

Inflammation of the synovial membrane only

Question 14

A patient presents with muscle weakness and atrophy, but no evidence of nerve involvement. Which condition is most likely?

Accepted Answer

Muscular dystrophy

Question 15

Which diagnostic procedure involves recording the strength of muscle contraction when stimulated by electric current?

Accepted Answer

Electromyography

Question 16

A blood test measures the rate at which erythrocytes settle to the bottom of a test tube. What is this test called?

Accepted Answer

Erythrocyte sedimentation rate

Question 17

Which movement decreases the angle between two bones, as seen in flexing the elbow?

Accepted Answer

Flexion

Question 18

Which term describes the movement of turning the palm up or forward?

Accepted Answer

Supination

Question 19

A patient with a butterfly rash on the face and involvement of multiple organs is most likely suffering from which condition?

Accepted Answer

Systemic lupus erythematosus

Question 20

Which joint movement is described as moving a bone away from the midline of the body?

Accepted Answer

Abduction

Muscles and Joints: Structure, Function, and Pathology

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