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 evs bones joints in the human body our skeletal system and the skin joints

The ball and socket joint is found in

  1. Skull

  2. Shoulder

  3. Knee

  4. Atlas and axis
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The ball and socket joint is the type of synovial joint present between the bones having structures like ball and socket. This joint is found in the shoulder joint. Head of the humur acts as the ball and the glenoid cavity of scapula acts as the socket.

Skull contains immovable joints called sutures. They are present in the skull bones.
The hinge joint is the type of synovial joint found in the knee which permits movement only in one plane.
The pivot joint is the type of joint found between atlas and axis.
So the correct option is B.

Multiple choice biology digestion and absorption minerals and vitamins nutrition and diet role of various nutrients

Cartilage matrix is digested during its osteogenesis through

  1. Intracellular autophagic activity

  2. Extracellular lysosomal activity

  3. Intracellular heterophagic activity

  4. Both B and C.
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

During osteogenesis, the degradation of the cartilage matrix is mediated by enzymes secreted into the extracellular space, characterizing it as an extracellular lysosomal activity.

Multiple choice

What is the largest bone in the human body?

  1. Femur

  2. tibia

  3. fibula

  4. Humerus
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The femur (thigh bone) is the largest and strongest bone in the human body. The tibia and fibula are lower leg bones, while the humerus is the upper arm bone.

Multiple choice

How many bones are in the human body?

  1. 156

  2. 177

  3. 206

  4. 215
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

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

Multiple choice

The two bones in the LOWER arm are?

  1. humerus and tarsals

  2. ulna and humerus

  3. radius and carpals

  4. radius and ulna
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The lower arm (forearm) consists of the radius and the ulna. The humerus is the bone of the upper arm, while carpals and tarsals are bones in the wrist and foot, respectively.

Multiple choice

The chin bone is?

  1. mandible

  2. humerus

  3. skull

  4. ulna
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The mandible is the lower jaw bone, which forms the structure of the chin. The other options are bones or structures located elsewhere in the body.

Multiple choice

The bones in the fingers and the toes are?

  1. tarsals

  2. phalanges

  3. carpals

  4. tarsals and carpals
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Phalanges are the bones that make up the fingers and toes. Carpals are in the wrist, and tarsals are in the ankle/foot.

Multiple choice

The vertebrae in the LOWER back are called?

  1. cervical vertebrae

  2. thoracic vertebrae

  3. lumbar vertebrae

  4. sacrum
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The spine is divided into regions: cervical (neck), thoracic (upper/mid back), and lumbar (lower back). The sacrum is located below the lumbar vertebrae.

Multiple choice

The foot bones are called?

  1. carpals

  2. phalanges

  3. metatarsals

  4. tarsals
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Metatarsals are the five long bones in each foot that connect the ankle (tarsals) to the toes (phalanges). Note that feet contain three types of bones: tarsals, metatarsals, and phalanges. Carpals are wrist bones, not foot bones.