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Questions and Answers

Which of the following muscles acts as the strongest supinator when opening a water faucet (Elbow is Flexed)?

  • Brachialis
  • Supinator
  • Biceps brachii (correct)
  • Pronator teres

A 28-year-old patient presents with pain in the elbow joint. An X-ray reveals a chip of bone has broken off. Which bone is most likely involved?

  • Radius
  • Olecranon (correct)
  • Coronoid process
  • Humerus

A 28-year-old patient presents with pain in the elbow joint. An X-ray reveals a chip of bone has broken off. Which muscle is attached to the affected bone?

  • Biceps brachii
  • Brachialis
  • Pronator teres
  • Triceps brachii (correct)

Where is the biceps brachii muscle inserted?

<p>Radial tuberosity (B)</p> Signup and view all the answers

Which of the following muscles helps a child pull his body up while climbing a tree?

<p>Latissimus dorsi (A)</p> Signup and view all the answers

Which nerve supplies the latissimus dorsi muscle?

<p>Thoracodorsal nerve (C)</p> Signup and view all the answers

Harvesian canals are connected by which of the following?

<p>Volkmann's canals (A)</p> Signup and view all the answers

Which of the following nerves originates from the posterior cord of the brachial plexus?

<p>Radial nerve (B)</p> Signup and view all the answers

Which of the following is true about fibrocartilage?

<p>Has collagen fibers (B), Does not have perichondrium (D)</p> Signup and view all the answers

Which type of epithelium consists of flat cells?

<p>Squamous epithelium (D)</p> Signup and view all the answers

The covering of the ovary is an example of which type of epithelium?

<p>Simple cuboidal epithelium (B)</p> Signup and view all the answers

Which of the following is an example of pseudostratified ciliated columnar epithelium?

<p>Lining of the respiratory tract (A)</p> Signup and view all the answers

What type of epithelium lines the ureters from the kidneys?

<p>Transitional epithelium (B)</p> Signup and view all the answers

Which of the following is an example of merocrine glands?

<p>Sweat glands (C), Salivary glands (D)</p> Signup and view all the answers

Which of the following is an example of cartilage?

<p>Symphysis (C)</p> Signup and view all the answers

A 6-year-old boy has a problem with his tooth, so he visits the dentist. The dentist is working on which type of joint?

<p>Gomphosis (A)</p> Signup and view all the answers

A medical student is asked about a type of joint where bones are connected by dense fibrous tissue. Which joint type is being described?

<p>Fibrous joint (C)</p> Signup and view all the answers

Which of the following is not innervated by the long thoracic nerve?

<p>Right upper limb (B)</p> Signup and view all the answers

The fascicles of muscles are covered by which connective tissue layer?

<p>Perimysium (B)</p> Signup and view all the answers

Where is the pectoralis major muscle inserted on the humerus?

<p>Lateral lip of the intertubercular groove (C)</p> Signup and view all the answers

A patient complains of pain in the right shoulder during the first 0-15 degrees of abduction. Which muscle is most likely affected?

<p>Supraspinatus (A)</p> Signup and view all the answers

Which muscle plays a crucial role in stabilizing the scapula to the thoracic wall?

<p>Serratus anterior (C)</p> Signup and view all the answers

What is the function of the glenoid labrum?

<p>To stabilize the shoulder joint and deepen the glenoid cavity (A)</p> Signup and view all the answers

What is the nerve supply of the deltoid muscle?

<p>Axillary nerve (B)</p> Signup and view all the answers

The vertebra is an example of which type of bone?

<p>Irregular bone (C)</p> Signup and view all the answers

Where is the subscapularis muscle inserted?

<p>Lesser tubercle of the humerus (C)</p> Signup and view all the answers

Which of the following muscles has a double nerve supply?

<p>Flexor digitorum profundus (B)</p> Signup and view all the answers

Which of the following muscles is inserted into the medial border of the scapula on its anterior surface?

<p>Serratus anterior (A)</p> Signup and view all the answers

Which of the following is an example of fibrocartilage?

<p>intervertebral disc (A)</p> Signup and view all the answers

Flashcards

Strongest supinator (elbow flexed)

Biceps brachii muscle is the strongest supinator when the elbow is flexed, as during opening a water faucet.

Elbow bone chip fracture

The olecranon process of the ulna is the most likely bone involved in an elbow bone chip fracture.

Muscle attached to olecranon

The triceps brachii muscle is attached to the olecranon process of the ulna.

Biceps brachii insertion

The biceps brachii muscle is inserted into the radial tuberosity.

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Muscle for pulling up (climbing)

Latissimus dorsi assists in pulling up the body during activities like climbing.

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Latissimus dorsi nerve

The thoracodorsal nerve supplies the latissimus dorsi muscle.

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Harvesian canal connection

Volkmann's canals connect adjacent Harvesian canals in bone tissue.

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Brachial plexus posterior cord nerve

The radial nerve originates from the posterior cord of the brachial plexus.

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Fibrocartilage characteristic

Fibrocartilage contains collagen fibers.

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Flat cells epithelium

Squamous epithelium is composed of flat cells.

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Ovary covering epithelium

Simple cuboidal epithelium covers the ovaries.

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Respiratory tract epithelium

Pseudostratified ciliated columnar epithelium lines the respiratory tract.

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Ureter epithelium

Transitional epithelium lines the ureters, the tubes connecting kidneys and bladder.

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Merocrine glands example

Sweat glands are an example of merocrine glands.

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Cartilage example

Symphysis is an example of a cartilaginous joint.

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Tooth joint type

A gomphosis joint is the type of joint between a tooth and its socket.

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Fibrous joint description

Bones connected by dense fibrous tissue is characteristic of a fibrous joint.

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Non-long thoracic nerve innervation

The right upper limb is not innervated by the long thoracic nerve.

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Muscle fascicle covering

Perimysium covers the fascicles of muscles.

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Pectoralis major humerus insertion

The pectoralis major inserts onto the lateral lip of the intertubercular groove on the humerus.

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Shoulder abduction pain

Pain in the right shoulder during first 0-15 degrees of abduction usually indicates a supraspinatus problem.

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Scapula stabilizing muscle

Serratus anterior plays a vital role in stabilizing the scapula to the thoracic wall.

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Glenoid labrum function

The glenoid labrum deepens the glenoid cavity and stabilizes the shoulder joint.

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Deltoid nerve supply

The axillary nerve provides the nerve supply to the deltoid muscle.

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Vertebra bone type

The vertebra is a type of irregular bone.

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Subscapularis insertion

The subscapularis muscle inserts into the lesser tubercle of the humerus.

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Double innervated muscle

Flexor digitorum profundus is an example of a muscle with a double nerve supply.

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Serratus anterior scapula insertion

Serratus anterior inserts into the medial border of the scapula on its anterior surface.

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Fibrocartilage example

The intervertebral disc is an example of fibrocartilage.

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