Podcast
Questions and Answers
Which group of muscles in the back specifically act on the vertebral column and maintain posture?
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 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 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 commonly designated as superficial respiratory muscles?
Signup and view all the answers
Which muscles in the back are more likely proprioceptive rather than motor in function?
Which muscles in the back are more likely proprioceptive rather than motor in function?
Signup and view all the answers
Which muscles in the back lie deep to the rhomboid muscles?
Which muscles in the back lie deep to the rhomboid muscles?
Signup and view all the answers
Which muscles in the back lie deep to the latissimus dorsi?
Which muscles in the back lie deep to the latissimus dorsi?
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?
Which muscles in the back receive their nerve supply from the anterior rami of cervical nerves and act on the upper limb?
Signup and view all the answers
Which muscles connect the spinous processes of the vertebrae?
Which muscles connect the spinous processes of the vertebrae?
Signup and view all the answers
Which muscles stabilize and laterally flex the vertebral column?
Which muscles stabilize and laterally flex the vertebral column?
Signup and view all the answers
Which muscles assist with respiration and elevate the ribs?
Which muscles assist with respiration and elevate the ribs?
Signup and view all the answers
Which muscles are deep to the posterior cervical region and superior to the trapezius muscle?
Which muscles are deep to the posterior cervical region and superior to the trapezius muscle?
Signup and view all the answers
What is the primary action of the suboccipital muscles?
What is the primary action of the suboccipital muscles?
Signup and view all the answers
Which muscles are innervated by the posterior ramus of C1?
Which muscles are innervated by the posterior ramus of C1?
Signup and view all the answers
Which muscles are part of the superficial group of the anterior neck muscles?
Which muscles are part of the superficial group of the anterior neck muscles?
Signup and view all the answers
Which muscle is responsible for flexion of the lower neck?
Which muscle is responsible for flexion of the lower neck?
Signup and view all the answers
Which muscle is innervated by the spinal accessory nerve?
Which muscle is innervated by the spinal accessory nerve?
Signup and view all the answers
Which muscles are part of the deep group of the anterior neck muscles?
Which muscles are part of the deep group of the anterior neck muscles?
Signup and view all the answers
Which layer of the deep back muscles consists of the Erector Spinae group?
Which layer of the deep back muscles consists of the Erector Spinae group?
Signup and view all the answers
Which muscle is responsible for extension of the head, cervical spine, and thoracic spine?
Which muscle is responsible for extension of the head, cervical spine, and thoracic spine?
Signup and view all the answers
Which muscle group mainly originates from the transverse processes of the vertebrae?
Which muscle group mainly originates from the transverse processes of the vertebrae?
Signup and view all the answers
Which muscle is the superficial member of the transversospinalis group?
Which muscle is the superficial member of the transversospinalis group?
Signup and view all the answers
Which layer of the deep back muscles is responsible for stabilization of the vertebral column?
Which layer of the deep back muscles is responsible for stabilization of the vertebral column?
Signup and view all the answers
Which muscle is best developed in the thoracic region?
Which muscle is best developed in the thoracic region?
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?
Which layer of the deep back muscles forms a thin covering over the intrinsic back muscles in the thoracic region?
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?
Which muscle group lies in a 'groove' on each side of the vertebral column between the spinous processes and the angles of the ribs?
Signup and view all the answers
Which muscle group is responsible for contralateral rotation?
Which muscle group is responsible for contralateral rotation?
Signup and view all the answers
Which muscle group is enclosed by the thoracolumbar fascia?
Which muscle group is enclosed by the thoracolumbar fascia?
Signup and view all the answers
Which muscle group in the back specifically acts on the vertebral column and maintains posture?
Which muscle group in the back specifically acts on the vertebral column and maintains posture?
Signup and view all the answers
Which muscle is responsible for extension of the head, cervical spine, and thoracic spine?
Which muscle is responsible for extension of the head, cervical spine, and thoracic spine?
Signup and view all the answers
Which nerve supplies the trapezius muscle?
Which nerve supplies the trapezius muscle?
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?
Which muscle group lies in a 'groove' on each side of the vertebral column between the spinous processes and the angles of the ribs?
Signup and view all the answers
Which muscle is best developed in the thoracic region?
Which muscle is best developed in the thoracic region?
Signup and view all the answers
Which layer of the deep back muscles is responsible for stabilization of the vertebral column?
Which layer of the deep back muscles is responsible for stabilization of the vertebral column?
Signup and view all the answers
Which muscles connect the spinous processes of the vertebrae?
Which muscles connect the spinous processes of the vertebrae?
Signup and view all the answers
Which muscles assist with respiration and elevate the ribs?
Which muscles assist with respiration and elevate the ribs?
Signup and view all the answers
Which muscle is responsible for extension of the head, cervical spine, and thoracic spine?
Which muscle is responsible for extension of the head, cervical spine, and thoracic spine?
Signup and view all the answers
Which muscle is best developed in the thoracic region?
Which muscle is best developed in the thoracic region?
Signup and view all the answers
Which muscle moves the rib superiorly during inspiration?
Which muscle moves the rib superiorly during inspiration?
Signup and view all the answers
Which muscle moves the rib inferiorly during expiration?
Which muscle moves the rib inferiorly during expiration?
Signup and view all the answers
Which muscle is responsible for increasing the volume of the thoracic cavity during inspiration?
Which muscle is responsible for increasing the volume of the thoracic cavity during inspiration?
Signup and view all the answers
Which muscle group anchors the upper limb to the trunk?
Which muscle group anchors the upper limb to the trunk?
Signup and view all the answers
Which muscle group is enclosed by the thoracolumbar fascia?
Which muscle group is enclosed by the thoracolumbar fascia?
Signup and view all the answers
Which muscle group is responsible for contralateral rotation?
Which muscle group is responsible for contralateral rotation?
Signup and view all the answers
Which muscle is responsible for flexion of the lower neck?
Which muscle is responsible for flexion of the lower neck?
Signup and view all the answers
Which muscle is responsible for extension of the head, cervical spine, and thoracic spine?
Which muscle is responsible for extension of the head, cervical spine, and thoracic spine?
Signup and view all the answers
Which muscle group mainly originates from the transverse processes of the vertebrae?
Which muscle group mainly originates from the transverse processes of the vertebrae?
Signup and view all the answers
Which muscle group in the back specifically acts on the vertebral column and maintains posture?
Which muscle group in the back specifically acts on the vertebral column and maintains posture?
Signup and view all the answers
Which one of the following is the main arterial supply of the breast?
Which one of the following is the main arterial supply of the breast?
Signup and view all the answers
Which one of the following is the main venous drainage of the breast?
Which one of the following is the main venous drainage of the breast?
Signup and view all the answers
Which intercostal nerves innervate the breast?
Which intercostal nerves innervate the breast?
Signup and view all the answers
Which one of the following is the main lymphatic drainage of the breast?
Which one of the following is the main lymphatic drainage of the breast?
Signup and view all the answers
Which one of the following is the main arterial supply of the thoracic wall?
Which one of the following is the main arterial supply of the thoracic wall?
Signup and view all the answers
Which one of the following is the main venous drainage of the thoracic wall?
Which one of the following is the main venous drainage of the thoracic wall?
Signup and view all the answers
Which anterior rami of the spinal nerves supply the thoracic wall?
Which anterior rami of the spinal nerves supply the thoracic wall?
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?
Which one of the following arteries is a direct continuation of the internal thoracic artery and supplies the anterolateral abdominal wall?
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?
Which one of the following veins is a branch of the external iliac artery and drains the anterolateral abdominal wall?
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?
Which one of the following is responsible for the venous drainage of the abdominal wall parallel to the arteries?
Signup and view all the answers
Which one of the following is the main arterial supply of the breast?
Which one of the following is the main arterial supply of the breast?
Signup and view all the answers
Which one of the following is the main venous drainage of the thoracic wall?
Which one of the following is the main venous drainage of the thoracic wall?
Signup and view all the answers
Which one of the following nerves innervates the nipple?
Which one of the following nerves innervates the nipple?
Signup and view all the answers
Which one of the following is responsible for the lymphatic drainage of the breast?
Which one of the following is responsible for the lymphatic drainage of the breast?
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?
Which one of the following arteries directly continues from the internal thoracic artery and supplies the anterolateral abdominal wall?
Signup and view all the answers
Which muscle forms the floor of the thoracic cavity?
Which muscle forms the floor of the thoracic cavity?
Signup and view all the answers
Which muscle moves the rib inferiorly during expiration?
Which muscle moves the rib inferiorly during expiration?
Signup and view all the answers
Which muscle moves the rib superiorly during inspiration?
Which muscle moves the rib superiorly during inspiration?
Signup and view all the answers
Which muscle depresses the domes of the diaphragm and increases the volume of the thoracic cavity?
Which muscle depresses the domes of the diaphragm and increases the volume of the thoracic cavity?
Signup and view all the answers
Which muscle group is responsible for anchoring the upper limb to the trunk?
Which muscle group is responsible for anchoring the upper limb to the trunk?
Signup and view all the answers