AP Lab Muscles 3

Question 1

Adductor Femoris(magnus)

Answer 1

Adducts the thigh

Question 2

Adductor longus

Answer 2

adducts the thigh and assists in protracting the leg at the hip

Question 3

Pectineus

Answer 3

Adducts the thigh and assists in protracting the leg at the hip

Question 4

Gastrocnemius

Answer 4

Extends the foot at the ankle joint

Question 5

Tibialis anterior (cranialis)

Answer 5

Dorsiflexion of the foot at the ankle joint

Question 6

External Intercostals

Answer 6

Draw ribs carnally during inspiration

Question 7

Internal Intercostals

Answer 7

Draw ribs caudally during expiration

Question 8

Transversus Costarum

Answer 8

Helps pull ribs caudally during expiration

Question 9

Scalenus

Answer 9

Move ribs carnally during inspiration. Also involved in flexing and rotating the neck

Question 10

Serratus Dorsalis (posterior)

Answer 10

Slips involved in lower the ribs during the breathing process

Question 11

Sternohyoid

Answer 11

Pulls hyoid bone caudally when it contracts

Question 12

Sternothyroid

Answer 12

Pulls the thyroid cartilage caudally

Question 13

Thyrohyoid

Answer 13

Raises the thyroid and depresses the hyoid

Question 14

Digastrics

Answer 14

Major muscle which opens/depresses the jaw

Question 15

Mylohyoid

Answer 15

elevates the floor of the mouth cavity and elevates the hyoid bone

Question 16

Geniohyoid

Answer 16

Pulls hyoid in an anterior direction

Question 17

Masseter

Answer 17

Elevating/closing the mandible

Question 18

Temporalis

Answer 18

Elevates the mandible