PE2

Question 1

This muscle is located on the anterior surface of the body.

Answer 1

pectoralis major

Other options include latissimus dorsi, trapezius, and bicep femoris

Question 2

Which muscle is located in the upper extremities?

Answer 2

Deltoid

Other options include fibularis longus, Gluteus Maximus, and Gastrocnemius

Question 3

What accounts for the difference in the percent change in grip strength for the two time intervals?

Answer 3

Rapid use of HIP for muscle contraction and ATP replenishment leads to muscle fatigue

Understanding muscle contraction and energy depletion is crucial for explaining grip strength changes.

Question 4

Which joint type has the greatest degree of movement?

Answer 4

c. synovial

Question 5

The neck, specifically between C1 and C2, is an example of a _______.

Answer 5

[pivot joint]

Question 6

The thumb, specifically between the 1st metacarpal and a carpal, is an example of a _______.

Answer 6

[saddle joint]

Question 7

What is the name of the movement when you bend your arm at the elbow to touch your shoulder?

Answer 7

a. flexion

Question 8

What is the name of the movement when you raise your shoulders in a shrugging motion?

Answer 8

c. elevation

Question 10

What does ACL stand for in knee anatomy?

Answer 10

Anterior Cruciate Ligament

Question 11

Where is the LCL located in relation to the knee joint?

Answer 11

The Lateral Collateral Ligament is located on the outer side of the knee.

Question 12

True or False: The PCL is located in front of the ACL.

Answer 12

False

Question 13

Fill in the blank: The MCL stands for __________.

Answer 13

Medial Collateral Ligament

Question 14

Which tendon connects the kneecap to the shinbone?

Answer 14

Patellar tendon

Question 15

What is the primary function of the ACL?

Answer 15

To prevent the tibia from sliding too far forward relative to the femur.

Question 16

Multiple Choice: Which ligament is located on the inner side of the knee? A) LCL B) MCL C) PCL

Answer 16

B) MCL

Question 17

Where does the patellar tendon attach?

Answer 17

It attaches the patella (kneecap) to the tibia (shinbone).

Question 18

True or False: The PCL prevents the tibia from sliding backwards.

Answer 18

True

Question 19

What is the primary role of the MCL?

Answer 19

To provide stability to the inner knee.

Question 20

Fill in the blank: The LCL helps stabilize the __________ side of the knee.

Answer 20

outer

Question 21

Which ligament is often injured in sports activities involving sudden stops or changes in direction?

Answer 21

ACL

Question 22

Multiple Choice: The patellar tendon is located: A) Above the patella B) Below the patella C) Inside the knee joint

Answer 22

B) Below the patella

Question 23

What does the PCL connect?

Answer 23

It connects the posterior part of the tibia to the femur.

Question 24

True or False: The MCL is more commonly injured than the LCL.

Answer 24

True

Question 25

What structure protects the knee joint and provides cushioning?

Answer 25

Meniscus

Question 26

Fill in the blank: The __________ is the ligament on the outer side of the knee.

Answer 26

LCL

Question 27

What is a common symptom of an ACL injury?

Answer 27

A popping sound at the time of injury.

Question 28

Multiple Choice: Which ligament is located at the back of the knee? A) ACL B) PCL C) MCL

Answer 28

B) PCL

Question 29

Where do the ACL and PCL cross each other?

Answer 29

In the center of the knee joint.

Question 30

True or False: The patellar tendon is part of the quadriceps mechanism.

Answer 30

True

Question 31

What is the location of the MCL?

Answer 31

It is located on the inner side of the knee joint.

Question 32

Fill in the blank: The __________ helps to prevent excessive side-to-side motion of the knee.

Answer 32

MCL

Question 33

Which ligament provides stability to the knee during lateral movements?

Answer 33

LCL

Question 34

Multiple Choice: The patellar tendon is primarily composed of: A) Muscle tissue B) Ligament tissue C) Cartilage

Answer 34

B) Ligament tissue

Question 35

True or False: The ACL is located behind the PCL.

Answer 35

False

Question 36

What is the primary role of the LCL?

Answer 36

To prevent excessive lateral movement of the knee.

Question 37

Fill in the blank: The __________ connects the thigh bone to the shin bone at the front of the knee.

Answer 37

ACL

Question 39

Who was John McKnight?

Answer 39

A stellar baseball athlete from McKinney, Texas

Question 40

What happened to John when he slid into second base?

Answer 40

He was unable to stand and place pressure on his right lower extremity due to excruciating pain in his right knee

Question 41

What symptoms did John report to Dr. Pearson?

Answer 41

Pop in the knee, pain, inability to fully flex or extend the knee, swelling, stiffness, locking up, and worsening pain

Question 42

What diagnostic tests were performed on John?

Answer 42

Anterior Drawer Test, Posterior Drawer Test, Valgus Stress Test, Varus Stress Test

Question 43

Which ligaments were injured when John slid into base?

Answer 43

Anterior cruciate (Ad) and medial collateral (mal) ligaments

Question 44

What type of surgery did John need?

Answer 44

Surgery to repair the ligaments in his knee

Question 45

What were the post-op instructions given to John?

Answer 45

Perform exercises including straight leg raises, ankle pumps, and quad flexes 24 hours after surgery

Question 46

How often was John instructed to do his post-op exercises?

Answer 46

At least three or four times per day until his post-op visit

Question 47

Which muscles flex the leg at the knee?

Answer 47

Hamstrings

Question 48

Which muscles extend the leg at the knee?

Answer 48

Quadriceps

Question 49

Fill in the blank: John felt like there was something ______ in his knee after the injury.

Answer 49

stuck

Question 50

True or False: John was able to walk immediately after sliding into second base.

Answer 50

False