Back and anterior neck muscles (vessels, nerves and muscles of anterior abdominal walls and breast)

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Which group of muscles in the back specifically act on the vertebral column and maintain posture?

Intrinsic back muscles (correct)

Superficial back muscles

Extrinsic back muscles

Intermediate back muscles

Which nerve supplies the motor fibers of the trapezius muscle?

Spinal accessory nerve

Cranial nerve XI (correct)

Cervical nerves

Cranial nerve I

Which muscles in the back connect the axial skeleton with the superior appendicular skeleton and produce limb movements?

Intermediate back muscles

Superficial back muscles

Extrinsic back muscles (correct)

Intrinsic back muscles

Which muscles in the back are commonly designated as superficial respiratory muscles?

Intermediate extrinsic back muscles Signup and view all the answers

Which muscles in the back are more likely proprioceptive rather than motor in function?

Intermediate extrinsic back muscles Signup and view all the answers

Which muscles in the back lie deep to the rhomboid muscles?

Serratus posterior superior Signup and view all the answers

Which muscles in the back lie deep to the latissimus dorsi?

Serratus posterior inferior Signup and view all the answers

Which muscles in the back receive their nerve supply from the anterior rami of cervical nerves and act on the upper limb?

Trapezius Signup and view all the answers

Which muscles connect the spinous processes of the vertebrae?

Interspinales Signup and view all the answers

Which muscles stabilize and laterally flex the vertebral column?

Intertransversarii Signup and view all the answers

Which muscles assist with respiration and elevate the ribs?

Levatores costarum Signup and view all the answers

Which muscles are deep to the posterior cervical region and superior to the trapezius muscle?

Suboccipital muscles Signup and view all the answers

What is the primary action of the suboccipital muscles?

Extension of atlanto-occipital joint Signup and view all the answers

Which muscles are innervated by the posterior ramus of C1?

Suboccipital muscles Signup and view all the answers

Which muscles are part of the superficial group of the anterior neck muscles?

Platysma Signup and view all the answers

Which muscle is responsible for flexion of the lower neck?

Sternocleidomastoid Signup and view all the answers

Which muscle is innervated by the spinal accessory nerve?

Sternocleidomastoid Signup and view all the answers

Which muscles are part of the deep group of the anterior neck muscles?

All of the above Signup and view all the answers

Which layer of the deep back muscles consists of the Erector Spinae group?

Intermediate layer Signup and view all the answers

Which muscle is responsible for extension of the head, cervical spine, and thoracic spine?

Semispinalis Signup and view all the answers

Which muscle group mainly originates from the transverse processes of the vertebrae?

Transversospinalis Signup and view all the answers

Which muscle is the superficial member of the transversospinalis group?

Semispinalis Signup and view all the answers

Which layer of the deep back muscles is responsible for stabilization of the vertebral column?

Deep layer Signup and view all the answers

Which muscle is best developed in the thoracic region?

Rotatores Signup and view all the answers

Which layer of the deep back muscles forms a thin covering over the intrinsic back muscles in the thoracic region?

Superficial layer Signup and view all the answers

Which muscle group lies in a 'groove' on each side of the vertebral column between the spinous processes and the angles of the ribs?

Erector Spinae Signup and view all the answers

Which muscle group is responsible for contralateral rotation?

Semispinalis Signup and view all the answers

Which muscle group is enclosed by the thoracolumbar fascia?

Erector Spinae Signup and view all the answers

Which muscle group in the back specifically acts on the vertebral column and maintains posture?

Intrinsic (deep) back muscles Signup and view all the answers

Which muscle is responsible for extension of the head, cervical spine, and thoracic spine?

Trapezius Signup and view all the answers

Which nerve supplies the trapezius muscle?

Spinal accessory nerve (CN XI) Signup and view all the answers

Which muscle group lies in a 'groove' on each side of the vertebral column between the spinous processes and the angles of the ribs?

Deep Layer: Transversospinalis Group Signup and view all the answers

Which muscle is best developed in the thoracic region?

Multifidus Signup and view all the answers

Which layer of the deep back muscles is responsible for stabilization of the vertebral column?

Deep Layer Signup and view all the answers

Which muscles connect the spinous processes of the vertebrae?

Interspinales Signup and view all the answers

Which muscles assist with respiration and elevate the ribs?

Levatores costarum Signup and view all the answers

Which muscle is responsible for extension of the head, cervical spine, and thoracic spine?

Rectus capitis anterior Signup and view all the answers

Which muscle is best developed in the thoracic region?

Levatores costarum Signup and view all the answers

Which muscle moves the rib superiorly during inspiration?

External intercostal muscle Signup and view all the answers

Which muscle moves the rib inferiorly during expiration?

Internal intercostal muscle Signup and view all the answers

Which muscle is responsible for increasing the volume of the thoracic cavity during inspiration?

Diaphragm Signup and view all the answers

Which muscle group anchors the upper limb to the trunk?

Pectoral muscles Signup and view all the answers

Which muscle group is enclosed by the thoracolumbar fascia?

Abdominal muscles Signup and view all the answers

Which muscle group is responsible for contralateral rotation?

Abdominal muscles Signup and view all the answers

Which muscle is responsible for flexion of the lower neck?

Sternocleidomastoid muscle Signup and view all the answers

Which muscle is responsible for extension of the head, cervical spine, and thoracic spine?

Erector spinae muscle Signup and view all the answers

Which muscle group mainly originates from the transverse processes of the vertebrae?

Transversospinalis muscles Signup and view all the answers

Which muscle group in the back specifically acts on the vertebral column and maintains posture?

Intrinsic back muscles Signup and view all the answers

Which one of the following is the main arterial supply of the breast?

Internal thoracic artery Signup and view all the answers

Which one of the following is the main venous drainage of the breast?

Axillary veins Signup and view all the answers

Which intercostal nerves innervate the breast?

2nd to 6th intercostal nerves Signup and view all the answers

Which one of the following is the main lymphatic drainage of the breast?

Axillary lymph nodes Signup and view all the answers

Which one of the following is the main arterial supply of the thoracic wall?

Posterior intercostal arteries Signup and view all the answers

Which one of the following is the main venous drainage of the thoracic wall?

Posterior intercostal veins Signup and view all the answers

Which anterior rami of the spinal nerves supply the thoracic wall?

2nd to 12th intercostal nerves Signup and view all the answers

Which one of the following arteries is a direct continuation of the internal thoracic artery and supplies the anterolateral abdominal wall?

Superior epigastric artery Signup and view all the answers

Which one of the following veins is a branch of the external iliac artery and drains the anterolateral abdominal wall?

Inferior epigastric vein Signup and view all the answers

Which one of the following is responsible for the venous drainage of the abdominal wall parallel to the arteries?

Veins that run parallel to the arteries Signup and view all the answers

Which one of the following is the main arterial supply of the breast?

Internal thoracic artery Signup and view all the answers

Which one of the following is the main venous drainage of the thoracic wall?

Intercostal veins Signup and view all the answers

Which one of the following nerves innervates the nipple?

4th intercostal nerve Signup and view all the answers

Which one of the following is responsible for the lymphatic drainage of the breast?

Axillary nodes Signup and view all the answers

Which one of the following arteries directly continues from the internal thoracic artery and supplies the anterolateral abdominal wall?

Superior epigastric artery Signup and view all the answers

Which muscle forms the floor of the thoracic cavity?

Diaphragm Signup and view all the answers

Which muscle moves the rib inferiorly during expiration?

Internal intercostal muscle Signup and view all the answers

Which muscle moves the rib superiorly during inspiration?

External intercostal muscle Signup and view all the answers

Which muscle depresses the domes of the diaphragm and increases the volume of the thoracic cavity?

Diaphragm Signup and view all the answers

Which muscle group is responsible for anchoring the upper limb to the trunk?

Pectoral region Signup and view all the answers

Back and anterior neck muscles (vessels, nerves and muscles of anterior abdominal walls and breast)

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Questions and Answers

Which group of muscles in the back specifically act on the vertebral column and maintain posture?

Which nerve supplies the motor fibers of the trapezius muscle?

Which muscles in the back connect the axial skeleton with the superior appendicular skeleton and produce limb movements?

Which muscles in the back are commonly designated as superficial respiratory muscles?

Which muscles in the back are more likely proprioceptive rather than motor in function?

Which muscles in the back lie deep to the rhomboid muscles?

Which muscles in the back lie deep to the latissimus dorsi?

Which muscles in the back receive their nerve supply from the anterior rami of cervical nerves and act on the upper limb?

Which muscles connect the spinous processes of the vertebrae?

Which muscles stabilize and laterally flex the vertebral column?

Which muscles assist with respiration and elevate the ribs?

Which muscles are deep to the posterior cervical region and superior to the trapezius muscle?

What is the primary action of the suboccipital muscles?

Which muscles are innervated by the posterior ramus of C1?

Which muscles are part of the superficial group of the anterior neck muscles?

Which muscle is responsible for flexion of the lower neck?

Which muscle is innervated by the spinal accessory nerve?

Which muscles are part of the deep group of the anterior neck muscles?

Which layer of the deep back muscles consists of the Erector Spinae group?

Which muscle is responsible for extension of the head, cervical spine, and thoracic spine?

Which muscle group mainly originates from the transverse processes of the vertebrae?

Which muscle is the superficial member of the transversospinalis group?

Which layer of the deep back muscles is responsible for stabilization of the vertebral column?

Which muscle is best developed in the thoracic region?

Which layer of the deep back muscles forms a thin covering over the intrinsic back muscles in the thoracic region?

Which muscle group lies in a 'groove' on each side of the vertebral column between the spinous processes and the angles of the ribs?

Which muscle group is responsible for contralateral rotation?

Which muscle group is enclosed by the thoracolumbar fascia?

Which muscle group in the back specifically acts on the vertebral column and maintains posture?

Which muscle is responsible for extension of the head, cervical spine, and thoracic spine?

Which nerve supplies the trapezius muscle?

Which muscle group lies in a 'groove' on each side of the vertebral column between the spinous processes and the angles of the ribs?

Which muscle is best developed in the thoracic region?

Which layer of the deep back muscles is responsible for stabilization of the vertebral column?

Which muscles connect the spinous processes of the vertebrae?

Which muscles assist with respiration and elevate the ribs?

Which muscle is responsible for extension of the head, cervical spine, and thoracic spine?

Which muscle is best developed in the thoracic region?

Which muscle moves the rib superiorly during inspiration?

Which muscle moves the rib inferiorly during expiration?

Which muscle is responsible for increasing the volume of the thoracic cavity during inspiration?

Which muscle group anchors the upper limb to the trunk?

Which muscle group is enclosed by the thoracolumbar fascia?

Which muscle group is responsible for contralateral rotation?

Which muscle is responsible for flexion of the lower neck?

Which muscle is responsible for extension of the head, cervical spine, and thoracic spine?

Which muscle group mainly originates from the transverse processes of the vertebrae?

Which muscle group in the back specifically acts on the vertebral column and maintains posture?

Which one of the following is the main arterial supply of the breast?

Which one of the following is the main venous drainage of the breast?

Which intercostal nerves innervate the breast?

Which one of the following is the main lymphatic drainage of the breast?

Which one of the following is the main arterial supply of the thoracic wall?

Which one of the following is the main venous drainage of the thoracic wall?

Which anterior rami of the spinal nerves supply the thoracic wall?

Which one of the following arteries is a direct continuation of the internal thoracic artery and supplies the anterolateral abdominal wall?

Which one of the following veins is a branch of the external iliac artery and drains the anterolateral abdominal wall?

Which one of the following is responsible for the venous drainage of the abdominal wall parallel to the arteries?

Which one of the following is the main arterial supply of the breast?

Which one of the following is the main venous drainage of the thoracic wall?

Which one of the following nerves innervates the nipple?

Which one of the following is responsible for the lymphatic drainage of the breast?

Which one of the following arteries directly continues from the internal thoracic artery and supplies the anterolateral abdominal wall?

Which muscle forms the floor of the thoracic cavity?

Which muscle moves the rib inferiorly during expiration?

Which muscle moves the rib superiorly during inspiration?

Which muscle depresses the domes of the diaphragm and increases the volume of the thoracic cavity?

Which muscle group is responsible for anchoring the upper limb to the trunk?

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