Human Skull Anatomy Worksheet
A Grade 12 Biology worksheet focused on the anatomy and functions of the human skull bones.
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Human Skull Anatomy
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Read each question carefully and answer to the best of your ability. Refer to your knowledge of human anatomy and physiology.
1. Identify the eight cranial bones that form the neurocranium. Briefly describe the primary function of the neurocranium.
2. The sphenoid bone is often referred to as the 'keystone bone' of the cranium. Explain why this is the case.
Study the anterior view of the human skull below to answer the following questions.
3. The bone forming the forehead is the bone.
4. The cheekbones are formed by the bones.
5. The upper jaw is comprised of the bones, while the lower jaw is the .
6. Which of the following bones is NOT part of the viscerocranium (facial skeleton)?
Mandible
Lacrimal bone
Ethmoid bone
Zygomatic bone
7. The sutures of the skull are an example of which type of joint?
Synovial joint
Cartilaginous joint
Fibrous joint
Ball-and-socket joint
8. The foramen magnum is a large opening at the base of the occipital bone that allows the spinal cord to pass through.
True
False
9. Discuss the importance of fontanelles in an infant's skull. What are the clinical implications if a fontanelle is bulging or sunken?