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Lab 8
| Question | Answer |
|---|---|
| List muscles that are wrist flexors | -Flexor carpi ulnaris -Flexor carpi radialis -Palmaris longus |
| List muscles that are wrist extensors | Extensor carpi ulnaris Extensor carpi radialis longus Extensor carpi radialis brevis |
| List muscles that are digit flexors | Flexor digitorum Flexor pollicis |
| List muscles that are digit extensors | Extensor digitorum |
| Which muscle is the prime mover for forearm pronation? | Pronator teres |
| Which muscle is the prime mover for forearm supination? | Supinator |
| In anatomical position is the forearm pronated or supinated? | Supinated (palm faces forward) |
| Which muscle is known amongst medical students as the “Beer Raising” muscle? | BrachioRadialis |
| Which muscle connects to the palmar aponeurosis? | Palmaris longus |
| List the hip/thigh flexors here | ILIOPSOAS, SARTORIUS, ADDUCTORS, PECTINEUS, GRACILIS, RECTUS FEMORIS |
| List the hip/thigh extensors here | GLUTEUS MAXIMUS, MEDIUS AND MINIMUS |
| List the hip/thigh abductors here | GLUTEUS MAXIMUS, MEDIUS AND MINIMUS |
| List the hip/thigh adductors here | ADDUCTORS, PECTINEUS, GRACILIS |
| Vastus lateralis QUAD | Bone/site of origin: femur Bone/site of insertion: tibia or patella Action: EXTEND KNEE, STABILIZE KNEE |
| Vastus medialis QUAD | Bone/site of origin: femur Bone/site of insertion: tibia or patella Action: EXTEND KNEE, STABILIZE PATELLA |
| Rectus femoris QUAD | Bone/site of origin: femur Bone/site of insertion: tibia or patella Action: EXTEND KNEE, FLEX THIGH |
| Vastus intermedius QUAD | Bone/site of origin: femur Bone/site of insertion: tibia or patella Action: EXTEND KNEE/LEG |
| Gluteus maximus | Bone/site of origin: ILIUM, SACRUM COCCYX Bone/site of insertion: femur Action: POWERFUL THIGH EXTENSOR |
| Gluteus medius | Bone/site of origin: OS COXA (ILIUM Bone/site of insertion: femur Action: ABDUCTS AND MEDIALLY ROTATES THIGH |
| Biceps femoris (HAMSTRING) | Bone/site of origin: OS COXA AND FEMUR Bone/site of insertion: tibia and fibula Action: EXTENDS THIGH, FLEXES LEG |
| Semitendinosus (HAMSTRING) | Bone/site of origin: os coxa Bone/site of insertion: tibia Action: EXTENDS THIGH, FLEXES LEG |
| Semimembranosus (HAMSTRING) | Bone/site of origin: os coxa Bone/site of insertion: tibia or femur Action: EXTENDS THIGH, FLEXES LEG |
| Name the 4 quadriceps | Rectus femoris, vastus lateralis, vastus medialis, vastus intermedius |
| Name the 3 ham strings | Biceps femoris, semimembranosis, semitendonosus |
| Which is the most superficial of the gluteus muscles? | gluteus maximus |
| Which is the most deep of the gluteus muscles | gluteus minimus |
| Is biceps femoris medial or lateral? | lateral |
| Tibialis anterior | Bone/site of origin: tibia Bone/site of insertion: tarsals Action: dorsi flexion |
| Extensor digitorum longus | Bone/site of origin: tibia Bone/site of insertion: phalanges Action: extend toes |
| Gastrocnemius | Bone/site of origin: femur Bone/site of insertion: calcaneus Action: plantar flexion (point toes) |
| Soleus | Bone/site of origin: tibia or fibula Bone/site of insertion: calcaneus Action: PLANTAR FLEXES FOOT (POINTS TOE) |
| Tibialis posterior | Bone/site of origin: tibia or fibula Bone/site of insertion: tarsals Action: inversion of foot |
| Name the muscles that are on the back (posterior) side of the lower limb. | -Biceps femoris, semimembranosis and semitendonosus in thigh area. -gastrocnemius, soleus, tibialis posterior in lower leg |
| Which is the most superficial of these muscles?: Soleus, gastrocnemius and tibialis posterior. | Gastrocnemius |
| Which is the most deep of these muscles?: Soleus, gastrocnemius and tibialis posterior. | Tibialis posterior |