A&p Chapter 11 - The Muscular System

15 Questions | By MelMH | Last updated: Mar 21, 2022 | Total Attempts: 284

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Welcome everyone to “A&P Chapter 11 – The Muscular System”! You’d be surprised by how little we know about the bodies we’ve lived with our whole lives – how much do you know about your muscles and how they work? Take this quiz and you’ll finally know once and for all!

Questions and Answers

1.

The muscle that forms the major portion of the cheek is the .
2.

The three superficial posterior plantar flexors of the leg are the , , and . All these muscles insert on the by way of the Achilles tendon.
3.

Longer fibers in a muscle result in a greater range of motion.
- A.
  
  True
- B.
  
  False
4.

When flexing the forearm, the biceps brachii acts as the prime mover and the triceps brachii acts as the antagonist.
- A.
  
  True
- B.
  
  False
5.

Which of the following muscles does not flex the thigh?
- A.
  
  Rectus femoris
- B.
  
  Gracilis
- C.
  
  Sartorius
- D.
  
  Iliacus
- E.
  
  Tensor fascia latae
6.

The iliotibial tract is composed of the tendon of the gluteus maximus muscle, the deep fascia that encircles the thigh, and the tendon of which of the following muscles?
- A.
  
  Iliacus
- B.
  
  Gluteus minimus
- C.
  
  Tensor fascia latae
- D.
  
  Adductor longus
- E.
  
  Vastus lateralis
7.

In order for movement to occur, 1) muscles generally need to cross a joint, 2) contraction of the muscle will pull on the origin, 3) muscles that move a body part cannot cover the moving part, 4) muscles need to exert force on tendons that pull on bones, 5) the insertion must act to stabilize the joint
- A.
  
  1,2,3,4, and 5
- B.
  
  1,2,3, and 4
- C.
  
  1,2, and 4
- D.
  
  1,3, and 4
- E.
  
  3 and 4
8.

Because you did not do well on you recent anatomy and physiology exam, you leave the classroom pouting. Which one of these muscles are you using?
- A.
  
  Mentalis
- B.
  
  Orbicularis oris
- C.
  
  Risorius
- D.
  
  Levator labii superioris
- E.
  
  Zygomaticus minor
9.

The rectus femoris has fascicles arranged on both sides of a centally positioned tendon. This pattern of fascicle arrangement is
- A.
  
  Unipennate
- B.
  
  Fusiform
- C.
  
  Multipennate
- D.
  
  Parallel
- E.
  
  Bipennate
10.

Which of the following muscle names and their naming descriptors are mismatched?
- A.
  
  Adductor brevis: short muscle that moves a bone closer to the midline
- B.
  
  Rectus abdominis: muscle with fibers parallel to the midline of the abdomen
- C.
  
  Levator scapula: muscle that raises the scapula
- D.
  
  Sternohyoid: muscle attached to the sternum and hyoid
- E.
  
  Serratus anterior: comblike muscle located on the body's anterior surface