special snowflake 1 Flashcards
(54 cards)
- Which of the following conditions best describes the evolution of the centrum in later tetrapods?
a. Later tetrapod centrum primarily derived from the pleurocentrum
b. Later tetrapod centrum primarily derived from intercentrum
c. Later tetrapod centrum was derived equally from both the pleurocentrum and the intercentrum
d. Evolved from an unknown component other than the pleurocentrum and the intercentrum
a.Later tetrapod centrum primarily derived from the pleurocentrum
- Which of the following components of the amniote vertebra form the roof plate over the neural canal?
a. Pediceles (side walls of neural canal)
b. Transverse processes
c. Laminae
d. Zygapophyses (articulation of vertebra
c.Laminae
Myomere compartments are defined by connective tissue partitions that connect at right angles. The horizontal septa separate what?
a. Epaxial and hypaxial musculature b. Separation of myomeres (which is the transverse septa)
a.Epaxial and hypaxial musculature
- What type of joint is representative of your hip and shoulder joint?
a. Uniaxial
b. Biaxial
c. Triaxial
d. Nonaxial
TRIAXIAL
- Which of the following subdivisions of the vertebrate skull is made entirely of intamembraneous bones?
a. Neurocranium
b. Viscerocranium
c. Splanchiocranium
d. Dermatocranium
D. DERMATOCRANIUM
- Which of the following bones are derived as ossifications from the first pharyngeal arch?
a. Epiterygoids
b. Pterygoids
c. Basisphenoid(Paracordal cartilages)
d. Stapes (2nd Arch)
A. EPIPTERYGOIDS
In most fishes the upper jaw is not attached to the brain case and is braced against the braincase by the hyomandibular bone, this refers to what type of jaw articulation?
HYOSTYLIC
Tonic muscle fibers, slow sustained activity, postural muscles, are found in which of the following groups of vertebrates?
a. All vertebrates b. Non-mammalian vertebrates c. Mammalian vertebrates
Non-mammalian vertebrates
which of the following groups of muscles are innervated by cranial nerves and associated with pharyngeal arches?
a. smooth b. skeletal c. cardiac d. Branchiomeric
BRANCHIOMERIC
- Which of the following groups of muscles are derived directly from the myotomes and demonstrate a distinct segmental arrangement?
a. Brachiomeric
b. Axial
c. Appendicular
d. Cardiac
b.Axial
- Which of the following cranial nerves are responsible for innervating 4 of the 6 extrinsic eye muscles
a. CN III (oculomotor)
b. CN IV (trochear)
c. CN V (Trigeminal)
d. CN VI (Abducens)
a.CN III (oculomotor)
- Which of the following descriptions best describes the comparison of hypaxial musculature of fish to hypaxial musculature in amphibians
a. Hypaxial musculature in fish in not divided into layers, amphibian hypaxial musculature is divided into 3 layers
b. fishes have a rectus Femoris
a.Hypaxial musculature in fish in not divided into layers, amphibian hypaxial musculature is divided into 3 layers
- Which of the following CN innervates muscles derived from the first pharyngeal arch?
a. CN I (olfactory)
b. CN IV (trochlear)
c. CN V (trigeminal)
d. CN VII (facial)
c.CN V (trigeminal)
2nd Pharengial arch innervation?
VII
…Cucullaris refers to which of the following muscle groups?
a. Lattisimus dorsi b. Trapezius c. Teres major d. Pectoralis major
b.Trapezius
This muscle closes the jaw and also pulls the jaw forward (protracts). This muscle is derived from the first pharyngeal arch and is homologous to which of the following muscles in Necturus?
a. Anterior digastric b. Intermandibullaris c. … d. adductor mandibularis
d.adductor mandibularis
16.Why are the anterior and posterior digastric innervated by different cranial nerves?
a.Because they derive from different pharyngeal arches
which of the following represents the most constant dorsal extrinsic appendicular muscle?
a. Trapezius b. Serratus ventralis c. Latissimus dorsi d. Levator scapulae
c.Latissimus dorsi
- Which of the following muscles form a supporting sling for the thoracic region in a majority of animals?
a. Trapezius
b. Serratus ventralis
c. Latissimus dorsi
d. Levator scapulae
b.Serratus ventralis
Vertebrate skulls may have one or more openings, which of the following
a. Mammal like reptiles b. Turtles and cotylosaurs c. Reptiles d. Ichthiosaurs and pleisosaurs
reptiles
Which of the following statements is the articulation of the jaw in the reptiles
a. The quadrate articulates with the articular bones in an autosylic jaw articulation b. Hyostylic jaw articulation c. Craniostylic articulation d. The reptiles have a tympanic membrane that is low on their head
a.The quadrate articulates with the articular bones in an autosylic jaw articulation
- In which of first vertebrates are the basisphenoids first fused to the epiterygoids and pterygoids?
a. Gnathostomes
b. Pelycosaurs
c. Therapsids
d. Mammals
Therapsids
- In which of groups of vertebrates are the basisphenoids fused to the epiterygoids and reach all the way to the roof of the brain?
a. Gnathostomes
b. Pelycosaurs
c. Therapsids
d. Mammals
Mammals
- Which of the following types of jaw articulation is characteristic of mammals?
a. Hyostylic
b. Autostylic
c. Craniostylic
d. Mandibulostylic
Craniostylic