Histology - Embryology
Histology and Embryology Quiz
Test your knowledge on histology and embryology with our comprehensive 34-question quiz! This engaging quiz covers key concepts and terminologies related to early development and tissue formation.
- Multiple choice and checkbox questions
- Learn about ectoderm, mesoderm, and endoderm contributions
- Understand the significance of brachial arches
Term that means "a large accumulation of cells".
Trophoblast
Blastula
Morula
Embryo
Separation from the morula occurs _______ after fertilization.
5 to 6 days
1 to 2 weeks
3 weeks
4 weeks
Outer layer of the blastula
Embryo
Stomodeum
Morula
Trophoblast
The trophoblast will develop into _________
The embryo
Membranes and placenta
The GI tract
The nasal cavity
The outer layer of the blastula becomes the embryo
True
False
Cephalic means:
Head side
Tail side
Caudal means:
Head side
Tail side
The stomodeum forms __________ after fertilization
5 to 6 days
1 to 2 weeks
By the end of the 3rd week
4 weeks
A small evagination of the stomodeal ectoderm in the roof of the primitive mouth, just in front of the buccopharyngeal membrane
Mesenchyme
Rathke's pouch
Hypophysis
Primitive GI tract
The cells of Rathke's pouch develop into ___________
The brachial arches
The frontal process
Meckel's cartilage
The anterior lobe of the pituitary gland
Select all that apply: The ectoderm gives rise to....
Epithelial covering outside of body
Oral epithelium lining the oral cavity
Lymphatic system
Connective tissues
Dentin
Nasal cavity
Enamel
Sinuses
Pulp
Nerve tissues
Select all that apply: The mesoderm gives rise to...
Connective tissue
Bone
Intestines
Cementum
Dentin
Pulp
Nerve tissues
Stomach
Select all that apply: The endoderm gives rise to....
Connective tissues
Bone
Pharynx
Stomach
Dentin
Cementum
Lungs
Intestines
The frontal process is located below the Stomodeum
True
False
Primitive form of connective tissue
Ectoderm
Stomodeum
Trophoblast
Mesenchyme
Which brachial arch is also called the mandibular arch?
I
II
II
IV
VI
Which brachial arch develops into Meckel's cartilage?
I
II
IV
VI
This brachial arch develops into the posterior one third of the tongue, upper part of the hyoid bone, stapes of middle ear, and palatine tonsils.
III
II
I
IV
Which brachial arch develops into the cartilages of the larynx?
II
III
VI
I
Which brachial arch develops into the mandibular process, maxillary process, and teeth?
I
II
VI
IV
Behind Brachial Arch I is a bulge known as what?
Frontal process
Maxillary process
Rathke's pouch
Pituitary gland
The mandibular process forms before the maxillary process.
True
False
Rounded areas of specialized thickened ectoderm which are found at locations of developing organs of special sense
Globular process
Placode
Lobe
Mesenchyme
The _________ forms the philtrum
Nasal placode
Globular process
Ectoderm
Mesoderm
A cleft lip is caused by partial or complete failure of the fusion between a maxillary process and a globular process.
True
False
A cleft lip will only appear as unilateral
True
False
The critical period for movement and complete fusion of the lateral palatine processes and the premaxilla is ___________
4 to 6 weeks in utero
6 - 7 weeks in utero
8 - 12 weeks in utero
While you're giving birth
A cleft palate is more common in _____
Boys
Girls
A cleft lip is more common in ______
Boys
Girls
What is the name of the device/tool that closes a cleft?
Obturator
Clamp
Stapler
Grasper
What anatomical structure gets in the way of the palatine processes as they grow?
The teeth
The tongue
The tonsils
The pharynx
When does the tongue begin to develop?
1 week in utero
2 weeks in utero
4 weeks in utero
6 weeks in utero
What marks the point of origin of the thyroid gland?
Foramen ovale
Foramen caecum
Olfactory pit
Foramen lacerum
When some parts of the body grow faster than other parts, this is called differential growth.
True
False
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