Question 1

Which type of connective tissue is primarily responsible for connecting bones at fibrous joints, such as the sutures of the skull?

Accepted Answer

Dense regular connective tissue

Question 2

A patient presents with limited movement in the pubic symphysis after childbirth. Which type of joint is the pubic symphysis, and what tissue unites the bones?

Accepted Answer

Cartilaginous joint; fibrocartilage

Question 3

Which equation best represents the relationship between force ($$F$$), lever arm length ($$r$$), and torque ($$	au) $$generated at a synovial joint during muscle contraction?

Accepted Answer

$$	au = F 	imes r$$

Question 4

Which of the following best describes the movement allowed by a hinge joint, such as the elbow?

Accepted Answer

Uniaxial: flexion and extension

Question 5

A football player tears his anterior cruciate ligament (ACL). What is the primary function of the ACL in the knee joint?

Accepted Answer

Prevents anterior displacement of the tibia relative to the femur

Question 6

Which synovial joint type allows for the greatest range of motion, including flexion, extension, abduction, adduction, and rotation?

Accepted Answer

Ball-and-socket joint

Question 7

During a biceps curl, which muscle attachment point moves toward the other?

Accepted Answer

Insertion moves toward origin

Question 8

Which structure within a synovial joint acts as a lubricant to reduce friction between articulating bones?

Accepted Answer

Synovial fluid

Question 9

A dentist is treating a patient with a damaged gomphosis. Which bones are involved in this type of joint?

Accepted Answer

Tooth and alveolar bone

Question 10

Which muscle tissue type is striated, branched, and involuntary, and is found only in the heart?

Accepted Answer

Cardiac muscle

Question 11

Which equation describes the relationship between muscle contraction force ($$F$$), cross-sectional area ($$A$$), and muscle stress ($$\sigma$$)?

Accepted Answer

$$\sigma = \frac{F}{A}$$

Question 12

Which joint classification is based on the presence of a joint cavity and the type of connective tissue present?

Accepted Answer

Structural classification

Question 13

A patient has difficulty abducting their arm at the shoulder. Which synovial joint type is the shoulder, and what movement does abduction refer to?

Accepted Answer

Ball-and-socket joint; movement away from the midline

Question 14

Which connective tissue structure attaches muscle to bone and is composed of dense regular connective tissue?

Accepted Answer

Tendon

Question 15

Which of the following is a cartilaginous joint united by hyaline cartilage and is immovable?

Accepted Answer

Synchondrosis

Question 16

Which joint type allows for pronation and supination of the forearm?

Accepted Answer

Pivot joint

Question 17

Which structure in the knee joint helps reduce friction and absorb shock between the femur and tibia?

Accepted Answer

Meniscus

Question 18

Which muscle tissue type is not striated, involuntary, and found in the walls of hollow organs?

Accepted Answer

Smooth muscle

Question 19

A patient suffers a shoulder dislocation. Which ligament is most likely compromised, and what is its function?

Accepted Answer

Coracohumeral ligament; stabilizes the head of the humerus in the glenoid cavity

Question 20

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

Accepted Answer

Origin: stationary bone; Insertion: movable bone

Articulations (Joints) and Muscular System: Anatomy & Physiology Study Notes

스터디 가이드 - 연습 문제

학습 가이드 - 플래시카드