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Support & Movement MDCAT MCQs with Answers

Support & Movement MDCAT MCQs

Welcome to the Support & Movement MDCAT MCQs with Answers. In this post, we have shared Support & Movement Multiple Choice Questions and Answers for PMC MDCAT 2024. Each question in MDCAT Biology offers a chance to enhance your knowledge regarding Support & Movement MCQs in this MDCAT Online Test.

The type of tissue responsible for the movement of body parts is:
a) Connective tissue
b) Muscular tissue
c) Epithelial tissue
d) Nervous tissue

Answer
b) Muscular tissue

The functional unit of a muscle fiber is:
a) Myofibril
b) Sarcomere
c) Actin
d) Myosin

Answer
b) Sarcomere

Which ion is essential for muscle contraction?
a) Sodium
b) Potassium
c) Calcium
d) Magnesium

Answer
c) Calcium

The type of muscle found in the heart is:
a) Smooth muscle
b) Skeletal muscle
c) Cardiac muscle
d) Voluntary muscle

Answer
c) Cardiac muscle

Which protein binds with calcium during muscle contraction?
a) Tropomyosin
b) Troponin
c) Myosin
d) Actin

Answer
b) Troponin

Muscles are attached to bones by:
a) Ligaments
b) Tendons
c) Cartilage
d) Fascia

Answer
b) Tendons

Which type of muscle is under voluntary control?
a) Smooth muscle
b) Cardiac muscle
c) Skeletal muscle
d) Involuntary muscle

Answer
c) Skeletal muscle

Which of the following is NOT a function of the skeletal system?
a) Support
b) Protection
c) Blood cell production
d) Digestion

Answer
d) Digestion

Which type of joint allows for the widest range of movement?
a) Hinge joint
b) Pivot joint
c) Ball-and-socket joint
d) Gliding joint

Answer
c) Ball-and-socket joint

The bone cells responsible for bone formation are:
a) Osteocytes
b) Osteoclasts
c) Osteoblasts
d) Chondrocytes

Answer
c) Osteoblasts

Which of the following bones is part of the axial skeleton?
a) Femur
b) Humerus
c) Skull
d) Tibia

Answer
c) Skull

Which muscle protein hydrolyzes ATP during contraction?
a) Actin
b) Troponin
c) Myosin
d) Tropomyosin

Answer
c) Myosin

Which is the longest bone in the human body?
a) Radius
b) Tibia
c) Femur
d) Humerus

Answer
c) Femur

The basic contractile unit of a muscle is called:
a) Myofilament
b) Sarcomere
c) Sarcoplasm
d) Sarcolemma

Answer
b) Sarcomere

The junction between two bones is known as:
a) Cartilage
b) Ligament
c) Joint
d) Tendon

Answer
c) Joint

Which part of the skeleton consists of the skull, vertebral column, and rib cage?
a) Appendicular skeleton
b) Axial skeleton
c) Pectoral girdle
d) Pelvic girdle

Answer
b) Axial skeleton

Which protein is responsible for the elasticity of muscles?
a) Collagen
b) Elastin
c) Titin
d) Actin

Answer
c) Titin

The sliding filament theory explains the process of:
a) Blood circulation
b) Nerve transmission
c) Muscle contraction
d) Bone formation

Answer
c) Muscle contraction

Which hormone is essential for maintaining bone density?
a) Insulin
b) Estrogen
c) Thyroxine
d) Adrenaline

Answer
b) Estrogen

A freely movable joint is known as:
a) Synovial joint
b) Fibrous joint
c) Cartilaginous joint
d) Fixed joint

Answer
a) Synovial joint

The disease characterized by the softening of bones in children is:
a) Osteoporosis
b) Arthritis
c) Rickets
d) Gout

Answer
c) Rickets

Which muscle type is responsible for peristalsis in the digestive system?
a) Skeletal muscle
b) Smooth muscle
c) Cardiac muscle
d) Voluntary muscle

Answer
b) Smooth muscle

The process by which cartilage is converted into bone is called:
a) Calcification
b) Ossification
c) Osteogenesis
d) Chondrogenesis

Answer
b) Ossification

Which vitamin is essential for the absorption of calcium in bones?
a) Vitamin A
b) Vitamin B
c) Vitamin D
d) Vitamin K

Answer
c) Vitamin D

Which type of joint is found between the bones of the skull?
a) Hinge joint
b) Ball-and-socket joint
c) Suture joint
d) Gliding joint

Answer
c) Suture joint

Which condition results from the loss of bone density, particularly in older adults?
a) Osteoarthritis
b) Osteomyelitis
c) Osteoporosis
d) Rickets

Answer
c) Osteoporosis

The central canal in osteons contains:
a) Osteocytes
b) Blood vessels
c) Cartilage
d) Nerves

Answer
b) Blood vessels

Which muscle helps in the breathing process by contracting during inhalation?
a) Diaphragm
b) Trapezius
c) Pectoralis major
d) Biceps brachii

Answer
a) Diaphragm

Which type of muscle fiber is known for endurance and resistance to fatigue?
a) Fast-twitch fibers
b) Intermediate fibers
c) Slow-twitch fibers
d) White muscle fibers

Answer
c) Slow-twitch fibers

The ends of long bones are covered with:
a) Ligaments
b) Cartilage
c) Tendons
d) Synovial fluid

Answer
b) Cartilage

Which of the following is a ball-and-socket joint?
a) Elbow joint
b) Knee joint
c) Shoulder joint
d) Ankle joint

Answer
c) Shoulder joint

Which type of bone is found in the wrist?
a) Long bone
b) Short bone
c) Flat bone
d) Irregular bone

Answer
b) Short bone

Which muscle type is striated and involuntary?
a) Smooth muscle
b) Skeletal muscle
c) Cardiac muscle
d) Visceral muscle

Answer
c) Cardiac muscle

Which of the following acts as a shock absorber in joints?
a) Cartilage
b) Tendons
c) Ligaments
d) Synovial fluid

Answer
a) Cartilage

A lack of which mineral can lead to muscle cramps?
a) Calcium
b) Magnesium
c) Potassium
d) Sodium

Answer
c) Potassium

Which structure connects bone to bone?
a) Ligament
b) Tendon
c) Cartilage
d) Fascia

Answer
a) Ligament

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