Biology · General Awareness

Skeletal and Muscular System

1,141 Questions

The skeletal and muscular system is a core topic in human biology. It covers the structure and function of bones, joints, and muscles. These concepts frequently appear in general science sections of various competitive exams. Master this topic to score higher.

Types of jointsHuman body bonesSkeletal fracturesMuscle anatomy

Skeletal and Muscular System Questions

Multiple choice
  1. Femoral bone

  2. Stapes

  3. Thumb bone

  4. Vertebrae

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The stapes is the third bone of the three ossicles in the middle ear. The stapes is a stirrup-shaped bone, and the smallest in the human body. It rests on the oval window, to which it is connected by an annular ligament. 

Multiple choice
  1. chest

  2. legs

  3. back

  4. arms

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Cow pose involves arching the spine, which primarily engages the muscles of the chest and front torso. While the back is involved in the movement, the chest is the primary area being opened and stretched.

Multiple choice
  1. arms

  2. butt

  3. back of upper leg/thigh

  4. chest

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Downward dog provides a deep stretch to the entire posterior chain, with the most intense sensation typically felt in the hamstrings, which are the muscles on the back of the upper leg.

Multiple choice
  1. 106

  2. 270

  3. 130

  4. 206

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

An average adult human skeleton consists of 206 bones. Infants are born with more bones, many of which fuse together during growth.

Multiple choice
  1. Rotating the lower bone, changing the angle of interaction

  2. Replacing the ligament with one from a dead dog

  3. Removing the leg

  4. Replacing the ligament with a plastic strip

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The most common surgical repair for a torn ACL in dogs is the TPLO (Tibial Plateau Leveling Osteotomy). This procedure involves cutting the tibia and rotating the bone to change the angle of the joint, which stabilizes the knee without needing the ligament itself.

Multiple choice
  1. An artery

  2. A bone

  3. A nerve

  4. A ligament

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The 'funny bone' is not a bone at all, but the ulnar nerve, which runs along the humerus bone and is sensitive to impact.

Multiple choice
  1. exoskeletons are on the outside; skeletons are on the inside

  2. exoskeletons are harder than a human skeleton

  3. exoskeletons are on the inside; skeletons are on the outside

  4. exoskeletons provide support; human skeletons do not

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Lobsters have an exoskeleton (on the outside), while humans have an endoskeleton (on the inside).

Multiple choice
  1. Your toes

  2. Your spine

  3. Your fingers

  4. Your ears

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The three smallest bones in the human body are the malleus, incus, and stapes, which are located in the middle ear. They are essential for transmitting sound vibrations.