Beginner Rectus Abdominis Quiz
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This quiz contains 10 questions. Click below to begin.
Q1. Where is rectus abdominis located?
- On either side of the linea alba in the anterior abdominal wall
- In the posterior abdominal wall
- Inside the inguinal canal
- Within the pelvic diaphragm
Q2. What is the inferior attachment of rectus abdominis?
- Twelfth rib
- Ischial tuberosity
- Pubic symphysis and pubic crest
- Anterior superior iliac spine only
Q3. Where does rectus abdominis attach superiorly?
- Iliac crest
- Clavicle and first rib
- Xiphoid process and costal cartilages of ribs 5 through 7
- Twelfth rib only
Q4. What is a major action of rectus abdominis?
- Plantarflexion of the foot
- Flexion of the trunk
- Extension of the knee
- Abduction of the arm
Q5. What are the fibrous bands crossing rectus abdominis called?
- Tendinous intersections
- Pectineal ligaments
- Arcuate ligaments
- Intercrural fibers
Q6. Within which fibrous enclosure does rectus abdominis lie?
- Rectus sheath
- Carotid sheath
- Femoral sheath
- Axillary sheath
Q7. Which midline structure separates the right and left rectus abdominis muscles?
- Thoracolumbar fascia
- Linea aspera
- Inguinal ligament
- Linea alba
Q8. Which curved line marks the lateral border of rectus abdominis?
- Linea semilunaris
- Arcuate line
- Linea alba
- Pectineal line
Q9. Which small variable muscle may lie anterior to the lower part of rectus abdominis?
- Quadratus lumborum
- Sartorius
- Psoas major
- Pyramidalis
Q10. How does rectus abdominis assist abdominal compression?
- It expands the abdominal cavity during forced expiration
- It helps compress and support abdominal contents
- It depresses the mandible
- It opens the femoral canal