Question 1

Which bone forms the posterior base of the skull and contains the foramen magnum?

Accepted Answer

Occipital bone

Question 2

A patient presents with an exaggerated thoracic curvature. Which condition is most likely present?

Accepted Answer

Kyphosis

Question 3

Which of the following best describes the periosteum?

Accepted Answer

A dense connective tissue covering the outer surface of bones

Question 4

Which of the following bones is part of the axial skeleton?

Accepted Answer

Sternum

Question 5

Which structure is responsible for the production of new bone tissue during growth and repair?

Accepted Answer

Osteoblast

Question 6

A synovial joint is characterized by which of the following features?

Accepted Answer

Presence of a joint cavity filled with synovial fluid

Question 7

Which movement describes turning the palm upward?

Accepted Answer

Supination

Question 8

Which of the following is a function of the zygomatic bone?

Accepted Answer

Forms the cheek prominence

Question 9

Which of the following best describes the difference between compact and spongy bone?

Accepted Answer

Compact bone is dense and forms the outer layer, spongy bone is porous and found inside

Question 10

Which of the following is the correct order of connective tissue layers from innermost to outermost in a skeletal muscle?

Accepted Answer

Endomysium, perimysium, epimysium

Question 11

A muscle that is responsible for adducting the thigh is the:

Accepted Answer

Gracilis

Question 12

Which of the following is true regarding the sarcomere?

Accepted Answer

The A band contains both actin and myosin filaments

Question 13

Which of the following equations best represents the relationship between force, cross-sectional area, and muscle tension?

Accepted Answer

$$F = T 	imes A$$

Question 14

Which of the following bones articulates with the acetabulum?

Accepted Answer

Femur

Question 15

A patient is unable to dorsiflex the foot. Which movement is impaired?

Accepted Answer

Lifting the toes toward the shin

Question 16

Which of the following is a pennate muscle?

Accepted Answer

Rectus femoris

Question 17

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

Accepted Answer

Reduces friction and absorbs shock

Question 18

Which of the following is a distinguishing feature of cardiac muscle tissue?

Accepted Answer

Intercalated discs

Question 19

Which of the following best describes the action of the biceps brachii muscle?

Accepted Answer

Flexion of the forearm

Question 20

Which of the following is the correct sequence of events for muscle contraction according to the sliding filament theory?

Accepted Answer

Myosin heads bind to actin, ATP is hydrolyzed, actin slides over myosin, muscle shortens

Comprehensive Study Guide: Skeletal and Muscular Systems for Anatomy & Physiology Lab Practical

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