Lab Practical #1: Skeletal and Muscular Anatomy(Frog)

Question 1

sphenethmoid

Answer 1

anterior and ventral to the frontoparietal, and dorsal to the parasphenoid

Question 2

frontoparietal

Answer 2

medial bar between eye orbits

Question 3

parasphenoid

Answer 3

ventral surface of the frontoparietal

Question 4

prootic

Answer 4

posterior to the frontoparietal

Question 5

occipital condyles

Answer 5

protrusions lateral to the foramen magnum and posterior most part of the chondrocranium

Question 6

foramen magnum

Answer 6

opening through which the spinal cord passes

Question 7

premaxilla

Answer 7

anterior most bone bearing teeth

Question 8

maxilla

Answer 8

long lateral bone bearing teeth

Question 9

quadratojugal

Answer 9

posterior to the maxillae and joins with the pterygoids

Question 10

pterygoids

Answer 10

between the quadratojugals and the prootics

Question 11

quadrate

Answer 11

cartilage between the pterygoid and the quadratojugal

Question 12

palatine

Answer 12

paired bone at the anterior of the eye orbits

Question 13

dentary

Answer 13

paired bone posterior and lateral to the mentomeckelian

Question 14

mentomeckelian

Answer 14

paired anterior most bone of the lower jaw

Question 15

angulosplenial

Answer 15

posterior most bones of the lower jaw

Question 16

linea alba

Answer 16

medial strip of connective trunk tussie

Question 17

pectoralis

Answer 17

adducts and flexes the humerus

Question 18

external oblique

Answer 18

ventral thin sheet of muscle lateral to the transverse abdominis(compresses viscera)

Question 19

transversus abdominis

Answer 19

ventral thin sheet of muscle medial to the external oblique(compresses viscera)

Question 20

rectus abdominis

Answer 20

band of muscle on either side of the linea alba(flexes trunk ventrally)

Question 21

latissimus dorsi

Answer 21

triangular muscle dorsal to the dorsalis scapulae and anterior to the forelimb(retracts the forelimb)

Question 22

dorsalis scapulae

Answer 22

anterior to the forelimb ventral to the latissimus dorsi(protracts the forelimb)

Question 23

deltoideus

Answer 23

ventral to the dorsalis scapulae, extending from the chest to the humerus(protracts and adducts forearm)

Question 24

longissimus dorsi

Answer 24

dorsomedial strap-like muscle(extends the pelvic area)

Question 25

depressor mandibulae

Answer 25

posterior to the tympanic membrane(depresses mandible)

Question 26

temporalis

Answer 26

posterior to the eye(elevates the mandible)

Question 27

masseter

Answer 27

small muscle posterior to the temporalis(elevates the mandible)

Question 28

intermandibularis

Answer 28

thin sheet of muscle on the ventral side of the lower jaw(elevates the throat)

Question 29

interhyoideus

Answer 29

sheet of muscle posterior to the intermandibularis(elevates the throat)

Question 30

anconeus

Answer 30

the triceps(extends forearm)

Question 31

forelimb flexors

Answer 31

ventral side of the forelimb(flexes the forelimb)

Question 32

forelimb extensors

Answer 32

dorsal side of the forelimb(extends the forelimb)

Question 33

triceps femoris

Answer 33

large lateral muscle of the upper leg

Question 34

iliofibularis

Answer 34

muscle between the triceps femoris and the gracilis major

Question 35

gracilis major

Answer 35

medial muscle of the upper legs

Question 36

gracilis minor

Answer 36

medial strap like muscle of the upper legs