Question 1

Which of the following correctly describes the function of the anterior cruciate ligament (ACL) in the knee joint?

Accepted Answer

It prevents anterior displacement of the tibia relative to the femur.

Question 2

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

Accepted Answer

Biceps brachii

Question 3

Which bone marking is defined as a 'rounded articular projection' and is commonly found at joints?

Accepted Answer

Condyle

Question 4

During a microscopic examination of skeletal muscle, which structure is identified as the site where a motor neuron communicates with a muscle fiber?

Accepted Answer

Neuromuscular junction

Question 5

Which of the following equations correctly represents the calculation of the total number of phalanges in both hands?

Accepted Answer

$$14 	imes 2$$

Question 6

A football player suffers a blow to the lateral side of the knee, damaging the lateral collateral ligament. What is the most likely consequence?

Accepted Answer

Increased lateral instability of the knee

Question 7

Which of the following is NOT a feature of compact bone when viewed microscopically?

Accepted Answer

Trabeculae

Question 8

A patient has a fracture at the surgical neck of the humerus. Which structure is most at risk of injury?

Accepted Answer

Axillary nerve

Question 9

Which joint type allows the greatest range of motion?

Accepted Answer

Diarthrosis

Question 10

Which muscle is responsible for plantar flexion of the foot?

Accepted Answer

Gastrocnemius

Question 11

Which of the following correctly matches the bone to its marking: 'Femur – Greater trochanter'?

Accepted Answer

Attachment for gluteal muscles

Question 12

Which equation best represents the number of carpal bones in one human wrist?

Accepted Answer

$$5 + 3$$

Question 13

A patient is unable to abduct their arm at the shoulder. Which muscle is most likely affected?

Accepted Answer

Deltoid

Question 14

Which of the following structures is found in the axial skeleton?

Accepted Answer

Mandible

Question 15

Which bone marking is described as a 'shallow depression' and often serves as an articular surface?

Accepted Answer

Fossa

Question 16

Which muscle is located on the ventral aspect of the cat and is responsible for flexing the thigh?

Accepted Answer

Adductor femoris

Question 17

Which of the following is a correct description of the function of the meniscus in the knee joint?

Accepted Answer

Acts as a shock absorber and stabilizes the joint

Question 18

Which equation represents the total number of tarsal bones in both feet?

Accepted Answer

$$7 	imes 2$$

Question 19

A patient has lost the ability to extend their wrist. Which muscle is most likely damaged?

Accepted Answer

Extensor carpi radialis longus

Question 20

Which of the following is a correct pairing of bone and marking: 'Scapula – Acromion process'?

Accepted Answer

Articulates with the clavicle

Anatomy & Physiology Lab Exam Study Guide: Bones, Joints, and Muscles

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