$$\text{Efficiency} \propto \text{Surface Area}$$

Question 1

Which bone forms the superior and middle nasal conchae, and is also part of the lateral walls of the nasal cavity?

Accepted Answer

Ethmoid bone

Question 2

The hyoid bone is unique because it:

Accepted Answer

Does not articulate directly with any other bone

Question 3

Which of the following is a function of the inferior nasal conchae?

Accepted Answer

Increase surface area to warm and moisten incoming air

Question 4

Which movement is enabled by the extraocular muscles attached to the orbits?

Accepted Answer

Rolling your eyes

Question 5

Which bone forms the posterior portion of the hard palate?

Accepted Answer

Palatine bone

Question 6

The nasal septum is composed of which two structures?

Accepted Answer

Vomer and hyaline cartilage

Question 7

Which paranasal sinus is located above your eyes, within the frontal bone?

Accepted Answer

Frontal sinus

Question 8

Which paranasal sinus is found within the maxilla and drains into the nasal cavity?

Accepted Answer

Maxillary sinus

Question 9

Which of the following is a function of the paranasal sinuses?

Accepted Answer

Resonance of the voice

Question 10

Fontanelles in the fetal skull are best described as:

Accepted Answer

Areas of fibrous membranes between fetal skull bones

Question 11

Which bones border the anterior fontanel in the fetal skull?

Accepted Answer

Frontal bone and parietal bones

Question 12

Which bones border the posterior fontanel in the fetal skull?

Accepted Answer

Occipital bone and parietal bones

Question 13

A patient presents with difficulty in voice resonance and chronic sinus infections. Which anatomical structure is most likely involved?

Accepted Answer

Paranasal sinuses

Question 14

Which of the following statements about the hyoid bone is correct?

Accepted Answer

It serves as an attachment for muscles of the tongue and larynx

Question 15

If the middle nasal conchae are damaged, which function would be most affected?

Accepted Answer

Warming and moistening incoming air

Question 16

Which of the following is NOT a function of the paranasal sinuses?

Accepted Answer

Anchoring the tongue

Question 17

A newborn is diagnosed with craniosynostosis, a condition where the fontanelles close prematurely. Which consequence is most likely?

Accepted Answer

Restricted brain growth

Question 18

Which equation best represents the relationship between the surface area of the nasal conchae and the efficiency of air warming?

Accepted Answer

$$	ext{Efficiency} \propto 	ext{Surface Area}$$

Question 19

Which of the following bones does NOT contribute to the formation of the orbit?

Accepted Answer

Vomer

Question 20

A patient suffers a fracture to the palatine bone. Which function is most likely to be impaired?

Accepted Answer

Formation of the posterior hard palate

Cranial Bones, Sinuses, and Associated Structures: Anatomy & Physiology Study Notes

Study Guide - Practice Questions