Identify the exact function of ATP hydrolysis during muscle contraction?

C. Release of calcium ions from sarcoplasmic reticulum

Everyday Science · Body Systems (Human Biology) · page 3 of 16

Skeletal & Muscular Systems MCQs with Answers

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Skeletal & Muscular Systems MCQs (21–30)

10 MCQs with answers and a short one-liner. Hide answers to test yourself.

Past paper MCQs in this chapter · See all past papers

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21.
Which bone is found in the leg?
Correct Answer: C. Tibia
One-liner
The bone found in the leg is the tibia, which is the larger and stronger of the two lower leg bones.
22.
The joints which cause rotational movements are ?
Correct Answer: A. Ball and Socket joints
One-liner
Ball and Socket joints allow rotational movement in all directions due to their spherical head fitting into a cup-like socket.
23.
The human brain is enclosed in a hard-bony protective structure called _?
Correct Answer: D. Cranium
One-liner
The human brain is enclosed in a hard bony protective structure called the cranium (skull).
24.
Past Paper MCQ
How many bones are present in an adult human being?
Correct Answer: A. 206
One-liner
An adult human being has 206 bones in the body.
25.
The fibers responsible for the elastic resistance properties of tendons are _?
Correct Answer: A. Collagenous fibers
One-liner
Tendons are primarily composed of collagenous fibers, which provide them with high tensile strength and elastic resistance.
26.
Identify the exact function of ATP hydrolysis during muscle contraction?
Correct Answer: B. Breaking of cross bridges
One-liner
ATP hydrolysis provides the energy required for the breaking of cross bridges between myosin heads and actin filaments during muscle contraction.
27.
Which type of joint allows bending of the elbow joint and has a synovial cavity?
Correct Answer: D. Hinge joint
One-liner
The elbow joint is a hinge joint, which allows movement in one plane (flexion and extension) and contains a synovial cavity.
28.
The process of cartilage formation is known as _?
Correct Answer: B. Chondrogenesis
One-liner
The process of cartilage formation is known as Chondrogenesis.
29.
Which of the following is NOT a type of muscle in the human body?
Correct Answer: D. Cartilage muscle
One-liner
The three types of muscle in the human body are skeletal, smooth, and cardiac muscle; cartilage muscle does not exist as cartilage is a connective tissue, not a muscle type.
30.
The cartilage are made up of cells called?
Correct Answer: B. Chondrocytes
One-liner
Cartilage is made up of cells called chondrocytes.

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Skeletal & Muscular Systems MCQs with Answers

Skeletal & Muscular Systems MCQs (21–30)

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