Final Exam - Gross Anatomy
Final Exam - Gross Anatomy Quiz
Test your knowledge of gross anatomy with this comprehensive quiz! Designed for students and professionals alike, this quiz covers a variety of topics related to human anatomy, including muscle origin and insertion, nerve innervation, and anatomical landmarks.
Prepare yourself with questions that challenge your understanding, including:
- Cranial nerve fun
ctions - Muscle actions and origins
- Respiratory and cardiovascular anatomy
- Joint classifications
Which landmark of the cranium is a common location for the anterior fontanelle in infants?
Pterion
Bregma
Lambda
Sagittal Junction
All of the following would be considered mixed nerves except
Facial
Glossopharyngeal
Vagus
Vestibulocochlear
Which of the following cranial nerves exits through the superior orbital fissure?
Optic
V3 Trigeminal Nerve
Abducens
Vagus
The TMJ is considered to be which type of joint?
Hinge
Condyloid
Plane
Saddle
Which of the following statements is true regarding the left side of the lungs?
It contains 2 lobes
It contains 3 lobes
It has greater extensibility than the R side
It only contains a secondary bronchus
Which of the following is considered the primary natural pacemaker of the heart?
SA Node
AV Node
Bundle of His
Purkinje fibers
The superior vena cava, inferior vena cava, and coronary arteries all empty into...
Right Ventricle
Left Ventricle
Right Atrium
Left Atrium
Choose the correct origin for the SCM muscle
Transverse processes of C3-C6 vertebrae
Mastoid process of temporal bone and lateral half of superior nuchal line
Styloid process of temporal bone
Posterior tubercles of transverse processes of C2- C7 vertebrae
Choose the correct origin for the Anterior Scalene muscle
Transverse processes of C3-C6 vertebrae
Mastoid process of temporal bone and lateral half of superior nuchal line
Styloid process of temporal bone
Posterior tubercles of transverse processes of C2- C7 vertebrae
Choose the correct origin for the External Oblique Muscle
External surfaces of the 5th-12th ribs
Thoracolumbar fascia; anterior two thirds of the iliac crest; lateral two thirds of the inguinal ligament
Internal surfaces of 7th-12th costal cartilages; thoracolumbar fascia; iliac crest; lateral third of the inguinal ligament
Pubic symphysis and pubic crest
Choose the correct origin for Quadratus Lumborum
Pubic symphysis and pubic crest
Thoracolumbar fascia; anterior two thirds of the iliac crest; lateral two thirds of the inguinal ligament
Medial half of the inferior border of the 12th rib and the tips of the lumbar transverse processes
Ischial spine
Choose the correct origin for Transversus Abdominis
External surfaces of the 5th-12th ribs
Internal surfaces of 7th-12th costal cartilages; thoracolumbar fascia; iliac crest; lateral third of the inguinal ligament
Pubic symphysis and pubic crest
Medial half of the inferior border of the 12th rib and the tips of the lumbar transverse processes
Choose the correct insertion for the middle scalene muscle
1st Rib
External border of 2nd Rib
Anterior surface of lateral mass of C1 vertebrae
Bodies of C5-T3, transverse processes C3- C5
Choose the correct insertion for the sternocleidomastoid
Sternal head: manubrium of sternum Clavicular head: medial third of the clavicle
1st rib
Anterior surface of lateral mass of C1 vertebrae
Medial aspect of ramus of mandible inferior to mandibular foramen
Choose the correct insertion of the rectus abdominis
Linea alba with the aponeurosis of the internal oblique; pubic crest; pecten pubis via the conjoint tendon
Iliolumbar ligament and the internal lip of the iliac crest
Xiphoid process and the 5th-7th costal cartilages
Perineal body; coccyx; anococcygeal ligament; walls of the prostate or vagina; rectum; anal cana
Choose the correct innervation for the longus colli muscle
Branches from the loop between C1 and C2 spinal nerves
Ventral rami of C2-C6 spinal nerves
Ventral rami of C1-C3 spinal nerves
Ventral rami C3-C8 spinal nerves
Choose the correct innervation for the depressor anguli oris muscle
Facial nerve (CN VII) via mandibular branch
Facial nerve (CN VII) via buccal branch
Facial nerve (CN VII) via temporal and zygomatic branches
C1-C3 by a branch of ansa cervicalis
Choose the correct innervation for the sternohyoid muscle
Facial nerve (CN VII) via buccal branch
Facial nerve (CN VII) via temporal and zygomatic branches
Cervical branch of facial nerve (CN VII)
C1-C3 by a branch of ansa cervicalis
Choose the correct innervation for the sternocleidomastoid muscle
Ventral rami C4-C6 spinal nerves
Ventral rami C3-C8 spinal nerves
Spinal accessory nerve (CN XI, motor); C2 & C3 nerves (pain and proprioception)
Choose the correct action for the buccinator muscle
Presses cheek against molar teeth; works with tongue to keep food between occlusal surfaces and out of oral vestibule; resists distension (when blowing)
Part of dilators of mouth; elevate labial commissure – bilaterally to smile (happiness) and unilaterally to sneer (disdain)
Phasic contraction compresses and protrudes lips (kissing) or resists distension (blowing)
Part of dilators of mouth; depresses labial commissure bilaterally to frown (sadness)
Choose the correct action for the omohyoid muscle
Draws the corner of mouth inferiorly and widens it (sadness and fright); draws skin of neck superiorly when teeth are clenched
Depresses hyoid after elevation during swallowing
Depresses, retracts, and steadies the hyoid
Depress hyoid and larynx
Choose the correct action for the rectus capitis lateralis muscle
Flex head
Flex head and help stabilize it
-Flexes neck acting bilaterally -Contralateral rotation acting unilaterally
-Elevates mandible thus closing the jaw -Superficial fibers make a limited contribution to protrusion of mandible
Choose the correct action for the internal oblique muscle
Bilaterally: flexes trunk -Unilaterally: rotates trunk contralaterally - Compresses abdominal viscera
Bilaterally: flexes trunk -Unilaterally: rotates trunk ipsilaterally - Compresses abdominal viscera
Compresses and supports abdominal viscera
-Flexes trunk (lumbar vertebrae) and compresses the abdominal viscera -Stabilizes and posteriorly tilts pelvis
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