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

Where do you find os innominatum?

  1. At the pelvic girdle

  2. At the pectoral girdle

  3. In the ossicles

  4. In the vertebral column
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

In each half of the pelvic girdle, the pubis, ilium and ischium bones of the pelvis are fused into a single bone, forming an os innominatum.

Multiple choice

Clavicle bone is a

  1. brain case

  2. collar bone

  3. vertebra found in the neck

  4. vestigial bone in humans
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Clavicle is a long curvy bone located at the root of the neck. It is called collar bone.

Multiple choice

What is glenoid cavity?

  1. Site of attachment of hind limbs

  2. Site of attachment of forelimbs

  3. A hole in the skull through which the spinal cord continues to the vertebral column

  4. The smallest region of sternum
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Glenoid cavity is present in pectoral girdle and is the region where forelimbs join.

Multiple choice

Which of the following statements is CORRECT regarding the newborn skull?    

  1. The skull is made of three separate bones separated by sutures.

  2. The anterior fontanelle usually closes before the posterior fontanelle.

  3. The normal occipito-frontal circumference (OFC) for a full-term infant is about 28–30 cm.

  4. Plagiocephaly is more common in infants sleeping in the supine position.

  5. A cephalhaematoma can cross several suture lines.
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The incidence of positional plagiocephaly has increased, since the ‘Back to Sleep’ campaign but it is still recommended to put babies to sleep in supine position to reduce the risk of cot death.

Multiple choice

The smallest bones in the human body are the

  1. nose bone

  2. ear ossicles

  3. finger bones

  4. ankle bone
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The stapes, located in the middle ear, is the smallest and lightest bone in the human body. These bones are collectively known as the ear ossicles.

Multiple choice

The smallest bone in the human body is

  1. incus in the inner ear

  2. incus in the middle ear

  3. stapes in the middle ear

  4. malleus in the middle ear

  5. none of these
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Stapes is one of the three ear ossicles in the middle ear and is the smallest bone in the human body.

Multiple choice

The muscles are connected to bones by:

  1. epithelial tissue

  2. nerve tissue

  3. muscle tissue

  4. connective tissue
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

It is a specialised to connect and anchor various body organs. It can connect bones to each other, muscles to bones, bind tissues and give support to various parts of body by forming packing around organs so that they do not get displaced by body movements.

Multiple choice

Bones can be regarded as the constituents of:

  1. epithelial tissue

  2. specialized connective tissue

  3. muscle tissue

  4. nerve tissue
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Specialized connective tissue is derived from its property to connect and bind different tissues or organs. It also provides the structural framework and mechanical support to the body.It plays a role in body defense, tissue repair, fat storage, etc. Bones and blood are the chief constituents of specialized connective tissue

Multiple choice

Richter's hernia is commonly associated with

  1. femoral hernia

  2. indirect inguinal hernia

  3. both (1) and (2)

  4. neither (1) nor (2)
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Richter's hernia involves only a portion of the circumference of the bowel wall. It is most frequently associated with femoral hernias due to the narrowness of the femoral ring.

Multiple choice

The other name for knee cap is

  1. clavicle

  2. patella

  3. radius

  4. joint
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The patella is the scientific name for the kneecap, a thick, circular-triangular bone that articulates with the femur and covers and protects the knee joint.

Multiple choice

The wrist is an example of

  1. fibrous joint

  2. ellipsoid joint

  3. saddle joint

  4. pivot joint
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

 Ellipsoid joint is a kind of ball and socket joint which allows lesser movement.