NBS Spinal- Embryo and Histology Part 2 Flashcards
What is another name for a Branchial arch?
Pharyngeal Arch
Which Branchial Arch is associated with the muscles of mastication and closure of the jaw? A. 3 B. 4 C. 2 D. 1
D
1
What Cranial nerve is associated with the 1st branchial arch? A. Superior laryngeal of Vagus B. Mandibular branch of trigeminal C. Glossopharyngeal D. Facial
B
mandibular= mastication
Is there a 5th branchial arch?
No
1,2,3,4, and 6
Which Branchial arch deals with the cornu and hyoid? A. 3 B. 4 C. 6 D. 1
A
3
Which cranial nerve is associated with the 3rd branchial arch? A. Facial B. Glossopharygeal C. Superior laryngeal of Vagus D. Inferior laryngeal of Vagus
B
Glossopharyngeal
The incus and malleus are part of the 1st branchial arch dealing with mastication. What types of cartilage is associated with each respectively? Pick all the at apply A. Malleus, Meckels cartilage B. Incus, Meckels cartilage C. Malleus, Quadrate cartilage D. Incus, Quadrate cartilage
A and D
incus= quadrate malleus= meckels
This branchial arch deals with the thyroid cartilage and cricoid cartilage. A. 2 B. 3 C. 6 D. 4
D
4
Which muscle is involved with the 3rd branchial arch? A. Cricothyroid B. Laryngeal C. Stylopharyngeus D. Stylohyoid
C
Stylopharyngeus
Which muscle is involved with the 2nd branchial arch? pick all that apply A. Stapedius B. Laryngeal C. Stylopharyngeus D. Stylohyoid
A and D
Stapedius, Stylohyoid
Which branchial arch is associated with the recurrent branch of the inferior laryngeal of the vagus? A. 3 B. 1 C. 6 D. 4
C
6
The stapes and styloid are skeletal structures involved with which branchial arch? A. 4 B. 6 C. 3 D. 2
D
2
The muscles of facial expression and jaw opening are associated with which branchial arch? A. 6 B. 3 C. 4 D. 2
D
2
Which of the following is not associated with the 6th branchial arch? A. Cuneiform carilage B. Hyoid C. Corniculate cartilage D. Arytenoid
The Hyoid is not part of the 6th
The levator palatine, pharyngeal and cricothyroid are all muscles involved with which branchial arch? A. 1 B. 2 C. 4 D. 3
4
Which cranial nerve and branchial arch would open the jaw? A. Glossopharyngeal, 3rd B. Facial, 2nd C. Mandibular, 1st D. Surperior Laryngeal of Vagus, 6th
B
Facial, 2nd
Glioblasts are best described as: A. Gives rise to astrocytes and oligodendrocytes B. Line CNS, ciliated C. Makes neurons D. Most numerous cell of CNS
A
Glioblasts give rise to astrocytes and oligiodendrocytes
Which of the following form myelin around the CNS? A. Glioblasts B. Ependymal cells C. Astrocytes D. Oligodendrocytes
D
Oliodendrocytes
These cells form "Scar-like" tissue with injury, they also act like connective tissue and are a part of the Blood bone barrier? A. Glioblasts B. Ependymal cells C. Astrocytes D. Oligodendrocytes
C
Astrocytes
Which of the following are the most numerous in the CNS? A. Glioblasts B. Ependymal cells C. Astrocytes D. Oligodendrocytes
C
Astrocytes
These cells line the CNS, are ciliated and make a "leaky" barrier btwn the CSF and CSN? A. Glioblasts B. Ependymal cells C. Neuroblasts D. Oligodendrocytes
B
Ependymal
you draw a line with a pen
Glitterzellen cells are an aka for: A. Microglia B. Glioblasts C. Astrocytes D. Neuroblasts
A
Microglia
Microglia arent very numerous yet they deal with: A. Glue-like properties B. Forming Myelin in the CNS C. Making Neurons D. Macrophages (phagocyte)
D
Macrophages
T/F: A commissure is between two hemispheres
True
T/F: Association is between different parts of different hemispheres
False
Different parts of the same hemisphere
Intranuncial projection is a _________ process.
A. Descending
B. Ascending
B
Ascending
Lower centers to cerebral cortex
Which are the most common type of neurons?
A. Multipolar
B. Unipolar
C. Bipolar
A
Multipolar
Cell bodies and dendrites are most common with:
A. White Matter
B. Gray Matter
C. Macroglia
B
Gray Matter
T/F: Gray matter is myelinated
False
T/F: White matter is myelinated
True
Macroglia consist of which 2 of the following: A. Oligodendrocytes B. Neuroblasts C. Astrocytes D. Ependymal cells
A and C
