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Latest BTSC Dental Hygienist Exam Question (Objective Questions), MCQ in English

Subjects : Concerned Subject (Dental Hygienist)

Question Bank BTSC Dental Hygienist Exam - English
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Concerned Subject (Dental Hygienist)

Question 1Single Answer
Which is the largest bone in the human body?
  1. A
    Femur
  2. B
    Tibia
  3. C
    Humerus
  4. D
    Radius
Question 2Single Answer
Which of the following is the longest muscle in the human body?
  1. A
    Biceps brachii
  2. B
    Sartorius
  3. C
    Triceps
  4. D
    Rectus femoris
Question 3Single Answer
Which organ is responsible for filtering waste from the blood?
  1. A
    Liver
  2. B
    Kidney
  3. C
    Spleen
  4. D
    Pancreas
Question 4Single Answer
Which structure connects muscles to bones?
  1. A
    Ligament
  2. B
    Cartilage
  3. C
    Tendon
  4. D
    Fascia
Question 5Single Answer
Which plane divides the body into left and right halves?
  1. A
    Coronal
  2. B
    Sagittal
  3. C
    Transverse
  4. D
    Frontal
Question 6Single Answer
The smallest bone in the human body is located in the:
  1. A
    Skull
  2. B
    Ear
  3. C
    Nose
  4. D
    Hand
Question 7Single Answer
Which type of joint allows the most movement?
  1. A
    Fibrous
  2. B
    Cartilaginous
  3. C
    Synovial
  4. D
    Suture
Question 8Single Answer
Which organ is part of both the respiratory and digestive systems?
  1. A
    Esophagus
  2. B
    Pharynx
  3. C
    Larynx
  4. D
    Trachea
Question 9Single Answer
The diaphragm is a primary muscle involved in:
  1. A
    Digestion
  2. B
    Circulation
  3. C
    Respiration
  4. D
    Excretion
Question 10Single Answer
How many permanent teeth are present in a normal adult dentition?
  1. A
    28
  2. B
    30
  3. C
    32
  4. D
    36
Question 11Single Answer
Which teeth are known as the "cornerstones" of the dental arch?
  1. A
    Incisors
  2. B
    Canines
  3. C
    Premolars
  4. D
    Molars
Question 12Single Answer
What is the hardest tissue in the human body?
  1. A
    Dentin
  2. B
    Enamel
  3. C
    Cementum
  4. D
    Bone
Question 13Single Answer
Which part of the tooth contains blood vessels and nerves?
  1. A
    Enamel
  2. B
    Dentin
  3. C
    Pulp
  4. D
    Cementum
Question 14Single Answer
The first permanent teeth to erupt are usually the:
  1. A
    Central incisors
  2. B
    First molars
  3. C
    Canines
  4. D
    Second molars
Question 15Single Answer
Which dental tissue is most similar to bone in composition?
  1. A
    Enamel
  2. B
    Dentin
  3. C
    Cementum
  4. D
    Pulp
Question 16Single Answer
Which teeth are used primarily for cutting food?
  1. A
    Canines
  2. B
    Premolars
  3. C
    Molars
  4. D
    Incisors
Question 17Single Answer
The mixed dentition period usually occurs between the ages of:
  1. A
    4-6 years
  2. B
    6-12 years
  3. C
    12-16 years
  4. D
    18-21 years
Question 18Single Answer
How many roots does a maxillary first molar typically have?
  1. A
    One
  2. B
    Two
  3. C
    Three
  4. D
    Four
Question 19Single Answer
Which structure secures the tooth in the alveolar socket?
  1. A
    Enamel
  2. B
    Periodontal ligament
  3. C
    Dentin
  4. D
    Pulp
Question 20Single Answer
How many bones make up the human skull?
  1. A
    20
  2. B
    22
  3. C
    24
  4. D
    26
Question 21Single Answer
The basic structural and functional unit of the human body is?
  1. A
    Cell
  2. B
    Tissue
  3. C
    Organ
  4. D
    Organ system
Question 22Single Answer
Which of the following bones forms the forehead?
  1. A
    Parietal
  2. B
    Frontal
  3. C
    Temporal
  4. D
    Occipital
Question 23Single Answer
The largest salivary gland in the human body is?
  1. A
    Sublingual gland
  2. B
    Submandibular gland
  3. C
    Parotid gland
  4. D
    Buccal gland
Question 24Single Answer
Enamel is formed by which cells?
  1. A
    Odontoblasts
  2. B
    Ameloblasts
  3. C
    Cementoblasts
  4. D
    Fibroblasts
Question 25Single Answer
Which artery supplies blood to the face?
  1. A
    Facial artery
  2. B
    Carotid artery
  3. C
    Maxillary artery
  4. D
    Temporal artery
Question 26Single Answer
The hardest substance in the human body is?
  1. A
    Dentin
  2. B
    Bone
  3. C
    Cementum
  4. D
    Enamel
Question 27Single Answer
Which bone forms the upper jaw?
  1. A
    Mandible
  2. B
    Zygomatic
  3. C
    Maxilla
  4. D
    Palatine
Question 28Single Answer
The movable bone of the skull is?
  1. A
    Zygomatic
  2. B
    Mandible
  3. C
    Temporal
  4. D
    Frontal
Question 29Single Answer
The main function of red blood cells is?
  1. A
    Immunity
  2. B
    Blood clotting
  3. C
    Secretion of hormones
  4. D
    Transport of oxygen
Question 30Single Answer
Which muscle helps in closing the jaw?
  1. A
    Both a and b
  2. B
    Temporalis
  3. C
    Buccinator
  4. D
    Masseter
Question 31Single Answer
The number of primary teeth in children is?
  1. A
    28
  2. B
    24
  3. C
    20
  4. D
    32
Question 32Single Answer
The crown of the tooth is covered by?
  1. A
    Enamel
  2. B
    Cementum
  3. C
    Dentin
  4. D
    Pulp
Question 33Single Answer
Which structure anchors the tooth to the alveolar bone?
  1. A
    Pulp
  2. B
    Enamel
  3. C
    Periodontal ligament
  4. D
    Dentin
Question 34Single Answer
The sensory nerve supply to teeth comes from which nerve?
  1. A
    Facial nerve
  2. B
    Hypoglossal nerve
  3. C
    Glossopharyngeal nerve
  4. D
    Trigeminal nerve
Question 35Single Answer
The total number of permanent teeth in an adult is?
  1. A
    28
  2. B
    30
  3. C
    34
  4. D
    32
Question 36Single Answer
Dentin is formed by which cells?
  1. A
    Ameloblasts
  2. B
    Fibroblasts
  3. C
    Cementoblasts
  4. D
    Odontoblasts
Question 37Single Answer
Which muscle forms the floor of the mouth?
  1. A
    Buccinator
  2. B
    Masseter
  3. C
    Mylohyoid
  4. D
    Genioglossus
Question 38Single Answer
The tongue receives motor supply mainly from which nerve?
  1. A
    Trigeminal nerve
  2. B
    Facial nerve
  3. C
    Vagus nerve
  4. D
    Hypoglossal nerve
Question 39Single Answer
Which papillae of the tongue contain taste buds?
  1. A
    Both b and c
  2. B
    Fungiform
  3. C
    Vallate
  4. D
    Filiform
Question 40Single Answer
The pulp of a tooth contains?
  1. A
    Calcium salts
  2. B
    Enamel rods
  3. C
    Cementum
  4. D
    Blood vessels and nerves
Question 41Single Answer
Which bone is known as the cheekbone?
  1. A
    Maxilla
  2. B
    Zygomatic bone
  3. C
    Temporal bone
  4. D
    Frontal bone
Question 42Single Answer
The structure dividing the nasal cavity into two parts is?
  1. A
    Ethmoid bone
  2. B
    Nasal conchae
  3. C
    Nasal septum
  4. D
    Nasal crest
Question 43Single Answer
The alveolar process is part of which bone?
  1. A
    Sphenoid and Ethmoid
  2. B
    Temporal and Parietal
  3. C
    Nasal and Frontal
  4. D
    Mandible and Maxilla
Question 44Single Answer
Which gland produces saliva rich in amylase?
  1. A
    Minor salivary glands
  2. B
    Sublingual gland
  3. C
    Submandibular gland
  4. D
    Parotid gland
Question 45Single Answer
The functional unit of the kidney is?
  1. A
    Nephron
  2. B
    Glomerulus
  3. C
    Neuron
  4. D
    Loop of Henle
Question 46Single Answer
The diaphragm separates which two cavities?
  1. A
    Abdominal and Pelvic
  2. B
    Thoracic and Abdominal
  3. C
    Cranial and Thoracic
  4. D
    Nasal and Oral
Question 47Single Answer
The bone surrounding the ear is called?
  1. A
    Temporal bone
  2. B
    Occipital bone
  3. C
    Parietal bone
  4. D
    Sphenoid bone
Question 48Single Answer
Which joint allows movement of the lower jaw?
  1. A
    Hinge joint
  2. B
    Temporomandibular joint
  3. C
    Ball and socket
  4. D
    Pivot joint
Question 49Single Answer
The structure forming the outermost covering of the tooth root is?
  1. A
    Cementum
  2. B
    Enamel
  3. C
    Dentin
  4. D
    Pulp
Question 50Single Answer
The human heart is located in which cavity?
  1. A
    Abdominal
  2. B
    Thoracic
  3. C
    Cranial
  4. D
    Pelvic
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