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
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Ball and socket
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Hinge joint
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Pivot joint
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Saddle joint
C
Correct answer
Explanation
Synovial joint present in between atlas and axis is of pivot joint type.
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Perichondrium
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Chondroblast
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Lacuna
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Haversian canal
D
Correct answer
Explanation
It is present in the bones.
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hyaline cartilage
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elastic cartilage
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fibrous cartilage
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calcified cartilage
B
Correct answer
Explanation
Elastic cartilage is present in ear pinna. Hyaline cartilage is present in trachea, larynx and bronchi.
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It is made up of inflexible material called chondrin.
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Its chondrocytes are irregular with off processes.
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Its lacunae give off canaliculli.
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It is a non-vascular tissue with homogeneous matrix.
D
Correct answer
Explanation
Cartilage is a non-vascular tissue with homogeneous matrix.
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Skin
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Blood
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Cartilage
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Adipose
D
Correct answer
Explanation
It is a connective tissue proper.
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They are highly vascular.
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They are poorly vascular.
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They are non-vascular.
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They are supplied by lymph.
C
Correct answer
Explanation
The cartilages do not have any supply of vessels.
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It is made of an inflexible material chondrin.
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It is completely non-vascular.
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Its matrix is homogeneous.
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Its osteocytes are irregular with off branches.
D
Correct answer
Explanation
The osteocytes are the main bone forming cells.
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Barrel chest
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Pigeon chest
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Funnel chest
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Thoracic kyphosis
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Thoracic scoliosis
C
Correct answer
Explanation
Funnel chest is a deformity in which the sternum is depressed and the organs that lie below it are compressed. In severe cases, sternum may actually touch the spinal column.
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Joints of leg bones
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Joints of skull bones
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Ligaments which connect bones of hands and legs
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In ear
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Embryonic skeleton
B
Correct answer
Explanation
White fibrous bones are present at the joints of skull bones. It has great tensile strength.
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Ligament
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Tendon
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Cartilage
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Reticular cells
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White collagen fibres containing tissue
B
Correct answer
Explanation
It is a connective tissue which connects muscle to bone or cartilage.
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Bones
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Cartilages
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Nerves
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Muscles
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Blood vessels
B
Correct answer
Explanation
The cellular element of cartilage is called chondrocyte.
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Widow’s peak
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Adam’s apple
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Newton’s apple
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None of these
B
Correct answer
Explanation
The thyroid cartilage is the largest cartilage of the larynx and forms the prominent projection on the front of the neck known as Adam's apple. It is more visible in males due to the influence of testosterone during puberty. A widow's peak is a V-shaped hairline pattern, while Newton's apple is unrelated to anatomy.
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joints of legs
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atria of heart
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ventricles of brain
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ventricles of heart
D
Correct answer
Explanation
Chordae tendinae are fibrous cords located in the ventricles of the heart, connecting the atrioventricular valves (tricuspid and mitral) to the papillary muscles. They prevent valve inversion during ventricular contraction. Options A, B, and C are incorrect - chordae tendinae are specific to heart ventricles, not joints, atria, or brain.
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Only a and b
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Only a
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Only b and c
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Only c
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Only d
E
Correct answer
Explanation
Cochlea is the spiral cavity of the inner ear containing the organ of Corti, which produces nerve impulses in response to sound vibrations. It is a part of the inner ear, and not middle ear.
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unilateral TMJ ankylosis
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TMJ dislocation
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bilateral TMJ ankylosis
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bilateral condylor fracture
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unilateral condylor fracture
C
Correct answer
Explanation
Bilateral TMJ ankylosis is openbite, relative maxillary hyperplasia, micrognathia with small or deformed chin resulting in bird face.