Question 1

Which of the following correctly describes the function of the intervertebral discs in the vertebral column?

Accepted Answer

They allow for movement and act as shock absorbers between vertebrae.

Question 2

A patient presents with difficulty flexing their elbow. Which muscle is most likely impaired?

Accepted Answer

Biceps brachii

Question 3

Which bone forms the lateral malleolus of the ankle?

Accepted Answer

Fibula

Question 4

What is the correct order of the regions of the vertebral column from superior to inferior?

Accepted Answer

Cervical, thoracic, lumbar, sacrum, coccyx

Question 5

Which joint type allows for the greatest range of motion?

Accepted Answer

Ball and socket joint

Question 6

During a deadlift, which muscle group is primarily responsible for knee extension?

Accepted Answer

Quadriceps

Question 7

Which of the following best describes the origin and insertion of a muscle?

Accepted Answer

Origin is the relatively stable, proximal attachment; insertion is the moving, distal attachment.

Question 8

Which nerve plexus supplies the upper extremity?

Accepted Answer

Brachial plexus

Question 9

A muscle contracts and shortens while producing tension. What type of contraction is this?

Accepted Answer

Concentric contraction

Question 10

Which vessel type delivers oxygenated blood from the heart to the muscles?

Accepted Answer

Systemic arteries

Question 11

If a muscle's insertion moves toward its origin during contraction, which principle is being demonstrated?

Accepted Answer

Origin-insertion principle

Question 12

Which of the following is a function of fascia in the body?

Accepted Answer

It supports, separates, and reduces friction between organs, muscles, and vessels.

Question 13

Which movement occurs at the humeroulnar (elbow) joint?

Accepted Answer

Flexion/extension

Question 14

A person suffers a bruise on the lateral aspect of their hamstring. Which directional term best describes the location?

Accepted Answer

Lateral

Question 15

Which of the following best describes the function of synovial fluid in a joint?

Accepted Answer

It lubricates the joint surfaces during movement.

Question 16

Which muscle shape is characterized by fibers running parallel to the long axis of the muscle?

Accepted Answer

Fusiform

Question 17

Which equation best represents the relationship between force, load, and muscle contraction in concentric action?

Accepted Answer

$$F_{muscle} \u003e F_{load}$$

Question 18

Which structure is responsible for transmitting nerves and blood vessels through the vertebral column?

Accepted Answer

Intervertebral foramen (IVF)

Question 19

Which of the following is true about the cauda equina?

Accepted Answer

It is a collection of spinal nerve roots at the lower end of the spinal cord.

Question 20

Which joint movement is possible at the knee joint?

Accepted Answer

Flexion/extension and medial/lateral rotation

Human Anatomy: Tying it All Together – HES 120 Study Notes

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