Comprehensive Anatomy Quiz, Summer 2024
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Questions and Answers

Adduction and abduction of the toes is considered according to midline of foot which passes:

  • Between the big toe and the 2nd toe
  • Through middle of the 2nd toe (correct)
  • Through middle of the 3rd toe
  • Between the 2nd toe and the 3rd toe
  • Through middle of the big toe

Which one of the following movements of the foot is shown in the following picture?

  • Inversion
  • Eversion (correct)
  • Dorsiflexion
  • Plantarflexion
  • Abduction

Which of the following fields of anatomy is related to locate/study the internal structures (viscera) from the body surface?

  • Surface anatomy (correct)
  • Regional anatomy
  • Systemic anatomy
  • Radiological anatomy
  • Clinical anatomy

Which one of the following imaginary planes of body is shown in the inserted figure?

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

An anatomical term "Proximal" means:

<p>Closer to the origin of the body part (C)</p> Signup and view all the answers

In the human body the spleen and liver are:

<p>Contralateral to each other (A)</p> Signup and view all the answers

In the human body the appendix and the right kidney are:

<p>Ipsilateral to each other (E)</p> Signup and view all the answers

The femoral artery supplies the lower limb. It is a direct continuation of the:

<p>External iliac artery (A)</p> Signup and view all the answers

Which of the following types of blood circulation is indicated by the arrow?

<p>Arterio-venous shunt (D)</p> Signup and view all the answers

The coronary arteries which supply the myocardium arise from which of the following arteries?

<p>Ascending aorta (E)</p> Signup and view all the answers

The inserted figure shows the lymphatic circulation. Which of the followings is an efferent lymphatic vessel?

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

In which type of the circulation blood passed through two sets of capillaries?

<p>Portal circulation (D)</p> Signup and view all the answers

Which of the following spinal cord neurons are the cells of origin of the sympathetic system?

<p>Lateral horn neurons (A)</p> Signup and view all the answers

Which of the followings are the cells of origin of the sensory/afferent nerve fibers from skin?

<p>The neurons located in the posterior spinal root ganglia (E)</p> Signup and view all the answers

The hip joint is classified as:

<p>synovial, ball and socket, multi-axial (A)</p> Signup and view all the answers

A young man had a head injury in a road traffic accident. was hospitalized and treated accordingly. After recovery had problems in maintaining the body balance/equilibriur and his movements were not accurate. Which of the following parts of the brain is affected?

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

Which of the following terms is used for the preganglionic sympathetic nerve fibers which cross the sympathetic (paravertebral) ganglia without synapsing?

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

Which one of the following functions is related to hypothalamus?

<p>It controls the endocrine system (D)</p> Signup and view all the answers

In which of the following structures the postganglionic parasympathetic neurons are located?

<p>Walls of the organs they supply (D)</p> Signup and view all the answers

A patient visited a community clinic because of pain and numbness in the buttock, hip, and upper leg. After clinical examination, the attending physician made a provisional diagnosis of Piriformis syndrome.

Using your knowledge of clinical anatomy of the gluteal region, which of the following could be the cause of piriformis syndrome

<p>Compression of the sciatic nerve by the piriformis muscle (A)</p> Signup and view all the answers

Lymphatics from the big toe and medial side of the leg drain into which group of lymph nodes?

<p>Vertical group of superficial inguinal lymph nodes (A)</p> Signup and view all the answers

Which of the following muscles of the lower limb pulls the fibula up, flexes the leg and extends the thigh?

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

Tendon of which of the following muscles is closely associated with the structure indicated by letter "A"

<p>Flexor hallucis longus (A)</p> Signup and view all the answers

The abdominopelvic structures pass to the anterior compartment of the thigh through which one of the following gaps/foramina?

<p>Gap deep to the inguinal ligament (E)</p> Signup and view all the answers

Integrity of which of the following nerves is tested in clinical examination shown in the inserted picture?

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

Which one of the following is a diagnostic feature of the compartment syndrome?

<p>Loss of distal leg pulses (B)</p> Signup and view all the answers

Several thigh muscles work together during a soccer kick; which one of the following kicking muscles acts as flexor of thigh at hip and extensor of leg at knee?

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

A person had waddling gait; on examination the patient's unsupported side sags down and Trendelenburg test was positive. Which of the following muscle is affected?

<p>Gluteus medius on normal side (C)</p> Signup and view all the answers

Which one of the inserted figures shows the femoral hernia?

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

Which one of the following muscles is vulnerable to avulsion during kicking the soccer ball?

<p>Rectus femoris (E)</p> Signup and view all the answers

The nerves which innervate the lower limbs are formed by which of the following components of the sacral plexus?

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

The muscles which form the upper medial boundary of the popliteal fossa are innervated by which of the following nerve?

<p>Tibial division of the sciatic nerve (B)</p> Signup and view all the answers

Which of the following muscles of the thigh have dual nerve supply from tibial division and common fibular division of the sciatic nerve?

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

Which of the structures in the given picture is the most anterior and deepest?

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

Which of the following nerves is vulnerable and results in the foot drop in fracture shown in the picture?

<p>Common fibular nerve (E)</p> Signup and view all the answers

Which of the following group of the muscles is attached on posterior surface of the calcaneus?

<p>Gastrocnemius, Plantaris and Soleus (A)</p> Signup and view all the answers

The cutaneous innervation for the area indicated by letter "A" in the inserted figures is supplied by which one of the following nerves?

<p>Saphenous nerve (E)</p> Signup and view all the answers

The cutaneous nerve for the area indicated by letter “c” in the inserted figures accompanies which of the following blood vessel?

<p>Small saphenous vein (C)</p> Signup and view all the answers

When conducting a sensory examination of the lower limb, the physician observed a loss of sensation in the area indicated by the letter 'A' in the inserted figure.

Which of the following spinal segments could be implicated?

<p>L2,3,4 (A)</p> Signup and view all the answers

A patient visited community clinic with complaints of a sharp shooting pain in the foot, numbness on the plantar surface, pain on extremes of dorsiflexion and eversion. After examination the clinician made a diagnosis of entrapment of the tibial nerve at ankle.

Which one of the following clinical conditions the patient is surfing from?

<p>Tarsal tunnel syndrome (D)</p> Signup and view all the answers

A young athlete attended a clinic due to pain in his right leg. After conducting a thorough history and physical examination, the physician suspected leg compartment syndrome, which was subsequently confirmed by checking the pulse of the Dorsalis pedis artery.

Which of the following places Dorsalis pedis artery could be palpated?

<p>In dorsum of foot between the tendons of Extensor hallucis longus and Extensor digitorum longus (C)</p> Signup and view all the answers

Which of the following nerves supplies to the flexor and abductor muscles of the big toe and skin on the plantar aspect of the three and a half medial toes?

<p>Medial plantar (E)</p> Signup and view all the answers

Lumbrical are four worm-like muscles. They flex proximal phalanges, extend middle and distal phalanges of lateral four (2-5) digits.

Which of the following nerves supply the first lumbrical?

<p>Medial plantar (D)</p> Signup and view all the answers

Flashcards

What is the reference point for adduction and abduction of the toes?

The midline of the foot passes through the middle of the second toe.

What movement of the foot is illustrated?

Eversion is the movement of the sole of the foot outwards.

What field of anatomy focuses on locating internal structures from the body's surface?

Surface anatomy is the study of anatomical structures as they relate to the body's surface.

What imaginary plane is shown in the figure?

The median plane is a vertical plane that divides the body into right and left halves.

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What does the anatomical term 'Proximal' mean?

Proximal refers to a point closer to the origin or attachment of a body part.

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What is the relationship between the spleen and liver?

Contralateral describes structures that are on opposite sides of the body. The spleen and liver are located on opposite sides of the body.

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What is the relationship between the appendix and the right kidney?

Ipsilateral describes structures that are on the same side of the body. The appendix and the right kidney are both located on the right side of the body.

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What is the origin of the femoral artery?

The femoral artery is a direct continuation of the external iliac artery.

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What type of blood circulation is shown?

An arteriovenous shunt is a direct connection between an artery and a vein, bypassing the capillary bed. This allows blood to bypass the capillary bed and flow directly from the artery to the vein.

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What is the origin of the coronary arteries?

The coronary arteries arise from the ascending aorta.

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What type of lymphatic vessel is indicated by the arrow?

An efferent lymphatic vessel is a vessel that carries lymph away from a lymph node.

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What type of circulation involves blood passing through two capillary beds?

Portal circulation is a specialized type of blood circulation that passes through two sets of capillaries.

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Which spinal cord neurons are responsible for the sympathetic system?

Lateral horn neurons are responsible for the production of preganglionic sympathetic nerve fibers.

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Where are the neurons responsible for sensory nerve fibers from the skin located?

Neurons located in the posterior spinal root ganglia are responsible for the sensory/afferent nerve fibers from the skin.

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How is the hip joint classified?

The hip joint is a synovial, ball and socket joint, and it is a multi-axial joint.

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What part of the brain is affected in a patient with balance and movement problems after a head injury?

The cerebellum plays a vital role in maintaining body balance and coordinating movements.

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What type of sympathetic nerve fibers bypass the sympathetic ganglia without synapsing?

Splanchnic nerves are preganglionic sympathetic nerve fibers that pass through the sympathetic ganglia without synapsing.

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Which part of the brain functions as a control center for the endocrine system?

The hypothalamus is a key brain region that controls the endocrine system.

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Where are postganglionic parasympathetic neurons located?

Postganglionic parasympathetic neurons are located in the walls of the organs they supply.

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What might be the cause of pain and numbness in the buttock, hip, and upper leg, consistent with a diagnosis of piriformis syndrome?

Piriformis syndrome is often caused by compression of the sciatic nerve by the piriformis muscle.

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Where do lymphatics from the big toe and medial side of the leg drain?

Lymphatics from the big toe and medial side of the leg drain into the vertical group of superficial inguinal lymph nodes.

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What is the action of the biceps femoris muscle?

The biceps femoris muscle pulls the fibula up, flexes the leg at the knee, and extends the thigh at the hip.

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The tendon of which muscle is associated with the structure labelled 'A'?

The tendon of the flexor hallucis longus muscle is closely associated with the structure indicated by letter 'A'.

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What anatomical gap allows structures to pass from the abdominopelvic cavity to the anterior compartment of the thigh?

Structures in the abdominopelvic cavity pass to the anterior compartment of the thigh through the gap deep to the inguinal ligament.

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What nerve is being tested during this clinical examination?

The femoral nerve is tested during the clinical examination shown in the picture.

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What is a key diagnostic feature of compartment syndrome?

Loss of distal leg pulses is a diagnostic feature of compartment syndrome.

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Which muscle acts as both a flexor of the thigh and an extensor of the leg during a soccer kick?

The rectus femoris muscle functions as flexor of the thigh at the hip and extensor of the leg at the knee during a soccer kick.

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What muscle is affected in a patient with Trendelenburg gait?

The gluteus medius muscle on the normal side is affected in a patient with Trendelenburg gait.

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Which figure shows a femoral hernia?

The figure labelled 'C' shows a femoral hernia.

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What muscle is vulnerable to avulsion during a soccer kick?

The rectus femoris muscle is vulnerable to avulsion during a soccer kick.

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What component of the sacral plexus forms the nerves that innervate the lower limbs?

The ventral rami of the sacral plexus form the nerves that innervate the lower limbs.

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What nerve innervates the muscles that form the upper medial boundary of the popliteal fossa?

The tibial division of the sciatic nerve innervates the muscles that form the upper medial boundary of the popliteal fossa.

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Which thigh muscle receives dual nerve supply?

The biceps femoris muscle has a dual nerve supply from both the tibial and common fibular divisions of the sciatic nerve.

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Which structure is the most anterior and deepest?

Structure 'B' is the most anterior and deepest.

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What nerve is at risk of injury in fractures of the fibula?

The common fibular nerve is vulnerable to injury in fractures of the fibula.

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What group of muscles attaches to the posterior surface of the calcaneus?

The gastrocnemius, plantaris, and soleus muscles are attached to the posterior surface of the calcaneus.

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What nerve supplies cutaneous innervation to the area indicated by letter 'A'?

The saphenous nerve provides cutaneous innervation to the area indicated by letter 'A'.

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What blood vessel accompanies the cutaneous nerve for the area indicated by letter 'C'?

The small saphenous vein accompanies the cutaneous nerve for the area indicated by letter 'C'.

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Which spinal segments could be affected in a loss of sensation in the area indicated by letter 'A'?

The spinal segments L2, 3, and 4 could be implicated in a loss of sensation in the area indicated by letter 'A'.

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What clinical condition is characterized by entrapment of the tibial nerve at the ankle?

Tarsal tunnel syndrome is characterized by entrapment of the tibial nerve at the ankle.

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Where can the dorsalis pedis artery be palpated?

The dorsalis pedis artery can be palpated between the tendons of extensor hallucis longus and extensor digitorum longus on the dorsum of the foot.

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Which nerve supplies the flexor and abductor muscles of the big toe and the skin on the plantar aspect of the three medial toes?

The medial plantar nerve supplies the flexor and abductor muscles of the big toe and the skin on the plantar aspect of the three medial toes.

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Which nerve supplies the first lumbrical muscle?

The medial plantar nerve supplies the first lumbrical muscle.

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What are the components of the unhappy triad injury?

The unhappy triad involves injuries to the anterior cruciate ligament, medial collateral ligament, and medial meniscus.

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Study Notes

Anatomy Quiz Questions and Answers

  • Quiz Topic: Comprehensive Anatomy Quiz, Summer Semester 2024

  • Bone Structures (Lower Limb):

    • Pelvis
    • Hip bone
    • Hip joint
    • Thigh
    • Femur
    • Knee joint
    • Patella
    • Leg
    • Tibia
    • Fibula
    • Ankle joint
    • Foot
    • Tarsals
    • Metatarsals
    • Phalanges
  • Adduction and Abduction of Toes:

    • Adduction and abduction of toes are determined relative to the midline of the foot.
    • The midline passes through the middle of the second toe.
  • Foot Movement:

    • The image depicts eversion (turning the sole outward).
  • Surface Anatomy:

    • Surface anatomy is the study of internal structures from the body surface.
  • Imaginary Body Planes:

    • The image depicts the median plane (a sagittal plane that divides the body into equal left and right halves).
  • Proximal:

    • Proximal means closer to the origin of a body part or the point of attachment of a muscle.
  • Spleen and Liver Relationship:

    • The spleen and liver are contralateral (on opposite sides) to each other.
  • Appendix and Right Kidney Relationship:

    • The appendix and right kidney are ipsilateral (on the same side) to each other.
  • Femoral Artery Continuation:

    • The femoral artery is a continuation of the external iliac artery.
  • Blood Circulation Types:

    • The arrow indicates an arteriovenous shunt (a direct connection between an artery and a vein).
  • Coronary Arteries Origin:

    • Coronary arteries originate from the ascending aorta.
  • Efferent Lymphatic Vessel:

    • The efferent lymphatic vessel is labeled "A" in the diagram.
  • Blood Circulation Through Two Capillary Beds:

    • Portal circulation involves blood passing through two sets of capillaries.
  • Sympathetic System Origin:

    • Lateral horn neurons are the cells of origin of the sympathetic system.
  • Sensory Nerve Fiber Origin:

    • Sensory nerve fibers arise from neurons located in the posterior spinal root ganglia.
  • Hip Joint Classification:

    • The hip joint is classified as a synovial, ball-and-socket, multi-axial joint.
  • Brain Part Affected in Balance Issues:

    • The cerebellum is affected when a person has problems with balance and precise movements.
  • Preganglionic Sympathetic Fibers:

    • Splanchnic nerves are preganglionic sympathetic fibers that bypass the paravertebral ganglia.
  • Hypothalamus Function:

    • The hypothalamus controls the endocrine system.
  • Postganglionic Parasympathetic Neurons Location:

    • Postganglionic parasympathetic neurons are located in the walls of the organs they supply.
  • Piriformis Syndrome Cause:

    • Compression of the sciatic nerve by the piriformis muscle is a potential cause of piriformis syndrome.
  • Lymphatics Drainage (Big Toe):

    • Lymphatics from the big toe and medial leg drain into the vertical group of superficial inguinal lymph nodes.
  • Lower Limb Muscle Action:

    • The biceps femoris muscle acts to pull the fibula up, flex the leg, and extend the thigh.
  • Tendon Associated with Structure A:

    • The structure labeled "A" in the illustration is associated with the flexor hallucis longus tendon.
  • Abdominopelvic Structures to Thigh:

    • Structures passing from the abdominopelvic region to the anterior thigh pass through the gap deep to the inguinal ligament.
  • Nerve Tested in Examination:

    • The nerve tested in the illustration is the femoral nerve.
  • Compartment Syndrome Feature:

    • Loss of distal leg pulses is a characteristic sign of compartment syndrome.
  • Thigh Muscle in Soccer Kick:

    • The rectus femoris muscle acts as a hip flexor and leg extensor during a soccer kick.
  • Muscle Affecting Gait:

    • The gluteus medius on the normal side is affected in patients who have a waddling gait with a positive Trendelenburg test.
  • Femoral Hernia in Image:

    • Image C shows a femoral hernia.
  • Muscle Vulnerable to Avulsion:

    • The rectus femoris muscle is vulnerable to avulsion during a soccer kick.
  • Lower Limb Nerve Components:

    • Nerves of the lower limb are formed by the ventral rami of the sacral plexus.
  • Nerve Innervating Popliteal Fossa Muscles:

    • The tibial division of the sciatic nerve innervates the muscles forming the upper medial boundary of the popliteal fossa.
  • Dual Innervated Thigh Muscle:

    • The biceps femoris muscle receives dual innervation from both the tibial and common fibular divisions of the sciatic nerve.
  • Most Anterior and Deepest Structure:

    • The deepest and most anterior structure in the diagram is the nerve (labeled "B").
  • Vulnerable Nerve in Foot Fracture:

    • The common fibular nerve is vulnerable to damage in a foot fracture, potentially causing foot drop.
  • Muscles Attached to Calcaneus:

    • Gastrocnemius, plantaris, and soleus muscles are attached to the posterior surface of the calcaneus.
  • Cutaneous Innervation for Area A:

    • The cutaneous innervation for the area labeled "A" is supplied by the saphenous nerve.
  • Cutaneous Nerve Accompanying Blood Vessel:

    • The small saphenous vein is accompanied by the cutaneous nerve.
  • Implicated Spinal Segments in Sensation Loss:

    • Spinal segments L2, 3, and 4 are implicated if there's a loss of sensation in the lower limb area labeled "A".
  • Clinical Condition in Ankle Pain:

    • Tarsal tunnel syndrome is the clinical condition in the case of ankle pain, numbness, and difficulty with dorsiflexion and plantar flexion.
  • Dorsalis Pedis Artery Palpation Location:

    • The dorsalis pedis artery is palpated in the dorsum of the foot, between the tendons of the extensor hallucis longus and extensor digitorum longus muscles.
  • Nerve Supplying Flexor/Abductor Muscles:

    • The medial plantar nerve supplies the flexor and abductor muscles of the big toe and the skin on the plantar aspect of the three and a half medial toes.
  • Nerves Supplying Lumbricals:

    • The medial plantar nerve supplies the first lumbrical muscle.
  • Knee Injury Triad:

    • The unhappy triad in knee injuries involves the anterior cruciate ligament, medial collateral ligament, and the medial meniscus.

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Test your knowledge of the lower limb bone structures, movements, and surface anatomy in this comprehensive anatomy quiz designed for Summer Semester 2024. Dive into details including the pelvis, hip joint, and toe movements, and enhance your understanding of anatomy concepts.

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