A&P1 Lab Report 12 2021 - Roberto Rodriguez, DHSc, MS, MD Lab: Muscular system, Vertebral column, abdomen PDF

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Roberto Rodriguez, DHSc, MS, MD
Lab: Muscular system, Vertebral column, abdomen pelvic floor, Hip and Lower Limb...

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A&P I – Laboratory Report 12

2021

Laboratory Assessment 24 Part A Identify the muscles indicated in figures 24.5 and 24.6 Figure 24.5 1. Spinalis 2. Longissimus 3. Iliocostalis 4. Erector spine 5. Quadrates lumborum

Figure 24.6 1. External oblique 2. Rectus abdominis 3. Transversus abdominis 4. Internal oblique

Part B Complete the following statements: 1. A band of tough connective tissue in the midline of the anterior abdominal wall called the ______linea alba_________________ serves as a muscle attachment. 2. The ___rectus abdominis_____________ muscle spans from the costal cartilages and xiphoid process to the pubic bones. 3. The ____transverse abdominis________________________ forms the third layer (deepest layer) of the abdominal wall muscles. 4. The action of the external oblique muscle is to __tense the abdominal wall and compress the abdominal contents and aids in trunk rotation__________.

5. The action of the rectus abdominis is to ____Compress the abdominal contents and flex the vertebral column___________________. 6. The iliocostalis, longissimus, and spinalis muscles together form the ___erector spinal_______. 7. The ___quadratus lumborum___________________ has the origin on the iliac crest and the insertion on rib 12 and L1–L4 vertebrae. 8. The origin of the _______internal oblique_______________________ is on the iliac crest and inguinal ligament. 9. The insertion of the __rectus abdominis_________________ is on the xiphoid process and costal cartilages. 10. Name four muscles that compress the abdominal contents. a. Transverse abdominis b. External oblique c. Rectus abdominis d. Internal oblique

Laboratory Assessment 25 Part A Identify the muscles indicated in the hip and thigh in figures 25.8 and 25.9. Figure 25.8 1. Iliacus 2. Psoas major 3. Tensor fasciae latae 4. Pectineus 5. Sartorius 6. Gracilis 7. Rectus femoris 8. Vastus medialis

9. Vastus lateralis

Figure 25.9 1. Gluteus medius 2. Piriformis 3. Semitendinosus 4. Biceps femoris (long head)

Part B Match the muscles in column A with the actions in column B. Place the letter of your choice in the space provided. 2 Column A

__D. gracilis_____1. Adducts thigh and flexes knee __B. Fibularis (peroneus) longus__ 2. Plantar flexion and eversion of foot ___E. Psoas major and iliacus__ 3. Flexes thigh at the hip ___G. Sartorius____ 4. Abducts and flexes thigh and rotates it laterally; flexes leg at knee __C. Gluteus medius___ 5. Abducts thigh and rotates it medially ____I. Tibialis posterior___6. Plantar flexion and inversion of foot ____A. Biceps femoris____7. Flexes leg at the knee and laterally rotates leg ____F. Quadriceps femoris group___8. Extends leg at the knee _H. Tibialis anterior____ 9. Dorsiflexion and inversion of foot Part D Identify the muscles indicated in figure 25.10 Part A 1. Rectus femoris 2. Vastus medialis 3. Vastus lateralis

__I.

Part B 1.sartorius 2. Vastus medialis 3. Tibialis anterior 4. Gastrocnemius 5. Soleus...