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Text Content

TeachMe
Anatomy
Part of the TeachMe Series
Sign UpLog In
 * Subjects
   * The Basics
     * Terminology
       * Anatomical Position
       * Body Planes
       * Terms of Movement
       * Terms of Location
       * Embryology Terms
     * Joints
       * Classification
       * Synovial Joint
       * Joint Stability
     * Histology
       * Bone
       * Skeletal Muscle
       * Blood Vessels
       * Nerves
       * Lymphatics
       * Skin
     * Embryology
       * Weeks 1-3
       * Dermatomes
       * Myotomes
       * The Limbs
       * Head and Neck
       * Cardiovascular System
       * Respiratory System
       * Urinary System
       * Reproductive System
       * Central Nervous System
     * Imaging
       * X-Ray
       * CT
       * MRI
   * Head
     * Areas
       * Scalp
       * Cranial Fossae
       * Pterygopalatine Fossa
       * Infratemporal Fossa
       * Mastoid Fossa
     * Bones
       * Skull
       * Bony Orbit
       * Frontal Bone
       * Sphenoid Bone
       * Ethmoid Bone
       * Temporal Bone
       * Occipital Bone
       * Mandible
       * Nasal Skeleton
       * Cranial Foramina
     * Muscles
       * The Tongue
       * Facial Expression
       * Extraocular
       * Mastication
     * Nerves
       * Sympathetic Innervation
       * Parasympathetic Innervation
       * Ophthalmic Nerve
       * Maxillary Nerve
       * Mandibular Nerve
     * Organs
       * The Ear
       * The Eye
       * Nose and Sinuses
       * Salivary Glands
       * Oral Cavity
     * Joints
       * TMJ
     * Vessels
       * Arterial Supply
       * Venous Drainage
       * Lymphatics
     * Other
       * Lacrimal Gland
       * Eyelids
       * Teeth
       * Palate
   * Neuroanatomy
     * Structures
       * Basal Ganglia
       * Cerebrum
       * Cerebellum
       * Meninges
       * Pineal Gland
       * Pituitary Gland
       * Spinal Cord (Grey Matter)
     * Brainstem
       * Midbrain
       * Pons
       * Medulla Oblongata
     * Pathways
       * Ascending Tracts
       * Descending Tracts
       * Visual Pathway
       * Auditory Pathway
     * Cranial Nerves
       * Summary
       * Olfactory Nerve (CN I)
       * Optic Nerve (CN II)
       * Oculomotor Nerve (CN III)
       * Trochlear Nerve (CN IV)
       * Trigeminal Nerve (CN V)
       * Abducens Nerve (CN VI)
       * Facial Nerve (CN VII)
       * Vestibulocochlear Nerve (CN VIII)
       * Glossopharyngeal Nerve (CN IX)
       * Vagus Nerve (CN X)
       * Accessory Nerve (CN XI)
       * Hypoglossal Nerve (CN XII)
     * Blood Vessels & CSF
       * Arterial Supply
       * Venous Drainage
       * Dural Venous Sinuses
       * Cavernous Sinus
       * Ventricles
   * Neck
     * Areas
       * Anterior Triangle
       * Posterior Triangle
     * Bones
       * Cervical Spine
       * Hyoid Bone
     * Organs
       * Pharynx
       * Larynx
       * Oesophagus
       * Thyroid Gland
       * Parathyroid Glands
     * Muscles
       * Suboccipital
       * Suprahyoids
       * Infrahyoids
       * Scalenes
     * Nerves
       * Phrenic Nerve
       * Cervical Plexus
     * Vessels
       * Arterial Supply
       * Venous Drainage
       * Lymphatics
     * Other
       * Fascial Layers
       * Tonsils (Waldeyer's Ring)
   * Thorax
     * Areas
       * Superior Mediastinum
       * Anterior Mediastinum
       * Middle Mediastinum
       * Posterior Mediastinum
     * Bones
       * Ribs
       * Sternum
       * Thoracic Spine
     * Muscles
       * Thoracic Cage
       * Diaphragm
     * Organs
       * Thymus Gland
       * Mammary Glands
       * Heart
       * Lungs
       * Tracheobronchial Tree
       * Pleurae
     * Vasculature
       * Aorta
       * Superior Vena Cava
   * Back
     * Bones
       * Vertebral Column
     * Muscles
       * Superficial
       * Intermediate
       * Deep
     * Nerves
       * Spinal Cord
   * Upper Limb
     * Areas
       * Axilla
       * Quadrangular Space
       * Triangular Interval
       * Triangular Space
       * Cubital Fossa
       * Ulnar Tunnel
       * Extensor Compartments
       * Ulnar Canal
       * Carpal Tunnel
       * Anatomical Snuffbox
     * Bones
       * Scapula
       * Clavicle
       * Humerus
       * Ulna
       * Radius
       * The Hand
     * Muscles
       * Pectoral Region
       * Shoulder Region
       * Upper Arm
       * Anterior Forearm
       * Posterior Forearm
       * Hand
     * Nerves
       * Brachial Plexus
       * Axillary Nerve
       * Musculocutaneous Nerve
       * Median Nerve
       * Radial Nerve
       * Ulnar Nerve
     * Joints
       * Acromioclavicular Joint
       * Sternoclavicular Joint
       * Shoulder Joint
       * Elbow Joint
       * Radioulnar Joints
       * Wrist Joint
       * Metacarpophalangeal Joint
       * Proximal Interphalangeal Joint
     * Blood Vessels & Lymphatics
       * Arterial Supply
       * Venous Drainage
       * Lymphatics
     * Other
       * Nail Unit
       * Hand Flexor Pulley System
   * Lower Limb
     * Areas
       * Femoral Triangle
       * Femoral Canal
       * Adductor Canal
       * Popliteal Fossa
       * Tarsal Tunnel
     * Bones
       * Femur
       * Patella
       * Tibia
       * Fibula
       * The Foot
     * Muscles
       * Fascia Lata
       * Gluteal Region
       * Thigh
       * Leg
       * Foot
     * Nerves
       * Lumbar Plexus
       * Sacral Plexus
       * Femoral Nerve
       * Obturator Nerve
       * Sciatic Nerve
       * Tibial Nerve
       * Common Fibular Nerve
       * Superficial Fibular Nerve
       * Deep Fibular Nerve
     * Joints
       * Hip Joint
       * Knee Joint
       * Tibiofibular Joints
       * Ankle Joint
       * Subtalar Joint
     * Blood Vessels & Lymphatics
       * Arterial Supply
       * Venous Drainage
       * Lymphatics
     * Other
       * Foot Arches
       * Walking and Gaits
   * Abdomen
     * Areas
       * Abdominal Cavity
       * Calot’s Triangle
       * The Peritoneum
       * Inguinal Canal
       * Hesselbach's Triangle
     * Bones
       * Lumbar Spine
     * Muscles
       * Anterolateral Abdominal Wall
       * Posterior Abdominal Wall
     * GI Tract
       * Oesophagus
       * Stomach
       * Small Intestine
       * Appendix
       * Cecum
       * Colon
       * Rectum
       * Anal Canal
     * Accessory Organs
       * Liver
       * Gallbladder
       * Pancreas
       * Spleen
       * Adrenal Glands
       * Kidneys
       * Mesentery
     * Vasculature
       * Arterial Supply
       * Venous Drainage
   * Pelvis
     * Areas
       * Perineum
       * Sciatic Foramina
     * Bones
       * Hip Bone
       * Pelvic Girdle
       * Sacrum
       * Coccyx
       * Sacroiliac Joint
     * Muscles
       * Pelvic Floor
     * Organs
       * Ureters
       * Urinary Bladder
       * Urethra
     * Male Repro
       * Penis
       * Testes and Epididymis
       * Scrotum
       * Spermatic Cord
       * Prostate Gland
       * Bulbourethral Glands
       * Seminal Vesicles
     * Female Repro
       * Vulva
       * Vagina
       * Cervix
       * Uterus
       * Fallopian (Uterine) Tubes
       * Ovaries
       * Supporting Ligaments
     * Vasculature
       * Arterial Supply
       * Venous Drainage
     * Other
       * Sacral Plexus
       * Pudendal Nerve
   * 3D Body
     * Complete Anatomy
       * Male Body
       * Female Body
     * Anatomy by Region
       * Head and Neck
       * Thorax
       * Back
       * Abdomen
       * Upper Limb
       * Lower Limb
       * Female Pelvis
       * Male Pelvis
     * Anatomy by Structure
       * Skeletal
       * Muscular
       * Cardiovascular
       * Nervous
       * Lymphatic
     * Anatomy by System
       * Endocrine
       * Gastrointestinal
       * Respiratory
       * Female Reproductive
       * Male Reproductive
       * Urinary
 * Question Bank
 * App
 * Contact Us

search Sign Up menuclose
 * The Basics
   * Terminology
     * Anatomical Position
     * Body Planes
     * Terms of Movement
     * Terms of Location
     * Embryology Terms
   * Joints
     * Classification
     * Synovial Joint
     * Joint Stability
   * Histology
     * Bone
     * Skeletal Muscle
     * Blood Vessels
     * Nerves
     * Lymphatics
     * Skin
   * Embryology
     * Weeks 1-3
     * Dermatomes
     * Myotomes
     * The Limbs
     * Head and Neck
     * Cardiovascular System
     * Respiratory System
     * Urinary System
     * Reproductive System
     * Central Nervous System
   * Imaging
     * X-Ray
     * CT
     * MRI
 * Head
   * Areas
     * Scalp
     * Cranial Fossae
     * Pterygopalatine Fossa
     * Infratemporal Fossa
     * Mastoid Fossa
   * Bones
     * Skull
     * Bony Orbit
     * Frontal Bone
     * Sphenoid Bone
     * Ethmoid Bone
     * Temporal Bone
     * Occipital Bone
     * Mandible
     * Nasal Skeleton
     * Cranial Foramina
   * Muscles
     * The Tongue
     * Facial Expression
     * Extraocular
     * Mastication
   * Nerves
     * Sympathetic Innervation
     * Parasympathetic Innervation
     * Ophthalmic Nerve
     * Maxillary Nerve
     * Mandibular Nerve
   * Organs
     * The Ear
     * The Eye
     * Nose and Sinuses
     * Salivary Glands
     * Oral Cavity
   * Joints
     * TMJ
   * Vessels
     * Arterial Supply
     * Venous Drainage
     * Lymphatics
   * Other
     * Lacrimal Gland
     * Eyelids
     * Teeth
     * Palate
 * Neuroanatomy
   * Structures
     * Basal Ganglia
     * Cerebrum
     * Cerebellum
     * Meninges
     * Pineal Gland
     * Pituitary Gland
     * Spinal Cord (Grey Matter)
   * Brainstem
     * Midbrain
     * Pons
     * Medulla Oblongata
   * Pathways
     * Ascending Tracts
     * Descending Tracts
     * Visual Pathway
     * Auditory Pathway
   * Cranial Nerves
     * Summary
     * Olfactory Nerve (CN I)
     * Optic Nerve (CN II)
     * Oculomotor Nerve (CN III)
     * Trochlear Nerve (CN IV)
     * Trigeminal Nerve (CN V)
     * Abducens Nerve (CN VI)
     * Facial Nerve (CN VII)
     * Vestibulocochlear Nerve (CN VIII)
     * Glossopharyngeal Nerve (CN IX)
     * Vagus Nerve (CN X)
     * Accessory Nerve (CN XI)
     * Hypoglossal Nerve (CN XII)
   * Blood Vessels & CSF
     * Arterial Supply
     * Venous Drainage
     * Dural Venous Sinuses
     * Cavernous Sinus
     * Ventricles
 * Neck
   * Areas
     * Anterior Triangle
     * Posterior Triangle
   * Bones
     * Cervical Spine
     * Hyoid Bone
   * Organs
     * Pharynx
     * Larynx
     * Oesophagus
     * Thyroid Gland
     * Parathyroid Glands
   * Muscles
     * Suboccipital
     * Suprahyoids
     * Infrahyoids
     * Scalenes
   * Nerves
     * Phrenic Nerve
     * Cervical Plexus
   * Vessels
     * Arterial Supply
     * Venous Drainage
     * Lymphatics
   * Other
     * Fascial Layers
     * Tonsils (Waldeyer's Ring)
 * Thorax
   * Areas
     * Superior Mediastinum
     * Anterior Mediastinum
     * Middle Mediastinum
     * Posterior Mediastinum
   * Bones
     * Ribs
     * Sternum
     * Thoracic Spine
   * Muscles
     * Thoracic Cage
     * Diaphragm
   * Organs
     * Thymus Gland
     * Mammary Glands
     * Heart
     * Lungs
     * Tracheobronchial Tree
     * Pleurae
   * Vasculature
     * Aorta
     * Superior Vena Cava
 * Back
   * Bones
     * Vertebral Column
   * Muscles
     * Superficial
     * Intermediate
     * Deep
   * Nerves
     * Spinal Cord
 * Upper Limb
   * Areas
     * Axilla
     * Quadrangular Space
     * Triangular Interval
     * Triangular Space
     * Cubital Fossa
     * Ulnar Tunnel
     * Extensor Compartments
     * Ulnar Canal
     * Carpal Tunnel
     * Anatomical Snuffbox
   * Bones
     * Scapula
     * Clavicle
     * Humerus
     * Ulna
     * Radius
     * The Hand
   * Muscles
     * Pectoral Region
     * Shoulder Region
     * Upper Arm
     * Anterior Forearm
     * Posterior Forearm
     * Hand
   * Nerves
     * Brachial Plexus
     * Axillary Nerve
     * Musculocutaneous Nerve
     * Median Nerve
     * Radial Nerve
     * Ulnar Nerve
   * Joints
     * Acromioclavicular Joint
     * Sternoclavicular Joint
     * Shoulder Joint
     * Elbow Joint
     * Radioulnar Joints
     * Wrist Joint
     * Metacarpophalangeal Joint
     * Proximal Interphalangeal Joint
   * Blood Vessels & Lymphatics
     * Arterial Supply
     * Venous Drainage
     * Lymphatics
   * Other
     * Nail Unit
     * Hand Flexor Pulley System
 * Lower Limb
   * Areas
     * Femoral Triangle
     * Femoral Canal
     * Adductor Canal
     * Popliteal Fossa
     * Tarsal Tunnel
   * Bones
     * Femur
     * Patella
     * Tibia
     * Fibula
     * The Foot
   * Muscles
     * Fascia Lata
     * Gluteal Region
     * Thigh
     * Leg
     * Foot
   * Nerves
     * Lumbar Plexus
     * Sacral Plexus
     * Femoral Nerve
     * Obturator Nerve
     * Sciatic Nerve
     * Tibial Nerve
     * Common Fibular Nerve
     * Superficial Fibular Nerve
     * Deep Fibular Nerve
   * Joints
     * Hip Joint
     * Knee Joint
     * Tibiofibular Joints
     * Ankle Joint
     * Subtalar Joint
   * Blood Vessels & Lymphatics
     * Arterial Supply
     * Venous Drainage
     * Lymphatics
   * Other
     * Foot Arches
     * Walking and Gaits
 * Abdomen
   * Areas
     * Abdominal Cavity
     * Calot’s Triangle
     * The Peritoneum
     * Inguinal Canal
     * Hesselbach's Triangle
   * Bones
     * Lumbar Spine
   * Muscles
     * Anterolateral Abdominal Wall
     * Posterior Abdominal Wall
   * GI Tract
     * Oesophagus
     * Stomach
     * Small Intestine
     * Appendix
     * Cecum
     * Colon
     * Rectum
     * Anal Canal
   * Accessory Organs
     * Liver
     * Gallbladder
     * Pancreas
     * Spleen
     * Adrenal Glands
     * Kidneys
     * Mesentery
   * Vasculature
     * Arterial Supply
     * Venous Drainage
 * Pelvis
   * Areas
     * Perineum
     * Sciatic Foramina
   * Bones
     * Hip Bone
     * Pelvic Girdle
     * Sacrum
     * Coccyx
     * Sacroiliac Joint
   * Muscles
     * Pelvic Floor
   * Organs
     * Ureters
     * Urinary Bladder
     * Urethra
   * Male Repro
     * Penis
     * Testes and Epididymis
     * Scrotum
     * Spermatic Cord
     * Prostate Gland
     * Bulbourethral Glands
     * Seminal Vesicles
   * Female Repro
     * Vulva
     * Vagina
     * Cervix
     * Uterus
     * Fallopian (Uterine) Tubes
     * Ovaries
     * Supporting Ligaments
   * Vasculature
     * Arterial Supply
     * Venous Drainage
   * Other
     * Sacral Plexus
     * Pudendal Nerve
 * 3D Body
   * Complete Anatomy
     * Male Body
     * Female Body
   * Anatomy by Region
     * Head and Neck
     * Thorax
     * Back
     * Abdomen
     * Upper Limb
     * Lower Limb
     * Female Pelvis
     * Male Pelvis
   * Anatomy by Structure
     * Skeletal
     * Muscular
     * Cardiovascular
     * Nervous
     * Lymphatic
   * Anatomy by System
     * Endocrine
     * Gastrointestinal
     * Respiratory
     * Female Reproductive
     * Male Reproductive
     * Urinary


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Question 1 of 3


A patient presents to his GP with weakness in moving the thumb. There is
evidence of thenar wasting on clinical examination.

Which nerve innervates the thenar muscles?





Deep motor branch of the ulnar nerve


Anterior interosseous nerve


Recurrent branch of median nerve


Palmar cutaneous nerve

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