1.
Which one is the Sphenoid Bone?
Correct Answer
A. A
Explanation
Option A is the correct answer because it is the only option that resembles the shape of the sphenoid bone. The sphenoid bone is a complex bone located at the base of the skull, and its shape is often described as resembling a butterfly or bat. Option A in the given question closely resembles this shape, making it the correct answer.
2.
Which one is the Ethmoid Bone?
Correct Answer
B. B
Explanation
The correct answer is B because the ethmoid bone is a delicate, irregularly shaped bone located between the eye sockets and forms part of the nasal cavity. It helps to separate the nasal cavity from the brain and contributes to the formation of the eye sockets and the nasal septum.
3.
Which one is the Lacrimal Bone?
Correct Answer
C. C
Explanation
The correct answer is C. The lacrimal bone is a small, fragile bone located in the medial wall of the orbit (eye socket). It is responsible for forming a part of the lacrimal apparatus, which helps in the production and drainage of tears. It also contributes to the structure of the nasal cavity.
4.
Which one is the Nasal Bone?
Correct Answer
D. D
Explanation
The correct answer is D because it is the only option that is located in the nasal region. The other options (A, B, C, and E) are not related to the nasal bone.
5.
Which one is the Zygomatic Bone?
Correct Answer
B. E
Explanation
The zygomatic bone is commonly referred to as the cheekbone. It is a paired bone that forms the prominence of the cheek, articulates with the maxilla and temporal bone, and contributes to the structure of the eye socket. In the given options, option E is the correct answer as it represents the zygomatic bone.
6.
Which one is the Maxilla?
Correct Answer
C. F
Explanation
Maxilla is a bone in the human skull that forms the upper jaw and part of the eye socket. In the given options, F is the correct answer because it is the only option that represents a bone structure, while the other options are letters of the alphabet. Therefore, F is the most likely choice to be the Maxilla.
7.
Which one is the Mandible?
Correct Answer
D. G
Explanation
The mandible is the lower jawbone in vertebrates. In the given options, G is the only letter that represents a jawbone. Therefore, G is the correct answer as it corresponds to the mandible.
8.
Which one is the External Auditory Meatus?
Correct Answer
E. H
9.
Which one is the Occipital Bone?
Correct Answer
B. I
Explanation
The Occipital Bone is located at the back of the skull and forms the base of the skull. It is responsible for protecting the brain and supporting the head. Option I is the Occipital Bone as it is the only option that is located at the back of the skull.
10.
Which one is the Temporal Bone?
Correct Answer
C. J
Explanation
The Temporal Bone is the correct answer. It is one of the bones of the skull and is located on the sides and base of the skull. It houses important structures such as the ear canal, middle ear, and parts of the jaw joint. The Temporal Bone also contains the mastoid process, which is a bony prominence behind the ear.
11.
Which one is the Parietal Bone?
Correct Answer
D. K
Explanation
The correct answer is K. The parietal bone is one of the bones that make up the skull. It is located on the sides and top of the skull, forming the majority of the cranial vault. It is paired, meaning there is a parietal bone on each side of the skull. In this question, option K is the correct answer as it represents the parietal bone.
12.
Which one is the Frontal Bone?
Correct Answer
E. L
Explanation
The correct answer is L. The frontal bone is a cranial bone located at the front of the skull. It forms the forehead and the upper part of the eye sockets. Answer L is the only option that corresponds to the frontal bone. Option H corresponds to the occipital bone, option I corresponds to the parietal bone, option J corresponds to the temporal bone, and option K corresponds to the sphenoid bone.